{"id":2910,"date":"2026-04-02T09:13:24","date_gmt":"2026-04-02T09:13:24","guid":{"rendered":"https:\/\/wheelsprocket.xyz\/application\/sprockets-for-escalators\/"},"modified":"2026-04-02T09:13:24","modified_gmt":"2026-04-02T09:13:24","slug":"sprockets-for-escalators","status":"publish","type":"post","link":"https:\/\/wheelsprocket.xyz\/ar\/%d8%b7%d9%84%d8%a8\/sprockets-for-escalators\/","title":{"rendered":"Sprockets for Escalators"},"content":{"rendered":"<div style=\"font-family:Georgia,serif;color:#333;font-size:clamp(14px,2vw+10px,18px);word-break:break-word;overflow-wrap:break-word;\"><script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"Product\",\n    \"name\": \"Escalator Drive Sprockets\",\n    \"description\": \"Heavy-duty step chain and drive sprockets for commercial and transport escalators \\u00e2\\u0080\\u0094 precision-machined, induction-hardened, ANSI and DIN standards.\",\n    \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Ever-power Australia Sprocket Co.,Ltd.\"\n    },\n    \"aggregateRating\": {\n        \"@type\": \"AggregateRating\",\n        \"ratingValue\": \"4.8\",\n        \"reviewCount\": \"9\"\n    }\n}<\/script><\/p>\n<h1 style=\"font-size:clamp(22px,3.5vw,34px);color:#1A3A5F;margin-bottom:10px;\">Sprockets for Escalators<\/h1>\n<p style=\"font-size:clamp(14px,2vw,17px);color:#555;line-height:1.8;margin-bottom:16px;\">Escalator step-chain drives and drive units represent one of the most demanding applications for precision roller chain sprockets &mdash; operating continuously in public-access environments where safety, noise, vibration, and extended service intervals are all critical. The <strong>escalator sprocket<\/strong> (drive wheel) must withstand the combined weight and dynamic load of steps, passengers, and the step chain system across 20+ years of service life. <a href=\"https:\/\/wheelsprocket.xyz\/ar\/%d9%85%d9%86%d8%aa%d8%ac%d8%a7%d8%aa\/%d8%b9%d8%ac%d9%84%d8%a7%d8%aa-%d9%85%d8%b3%d9%86%d9%86%d8%a9\/\" style=\"color:#E8742A;text-decoration:none;font-weight:600;\">Explore our heavy-duty sprocket range<\/a> for escalator and moving walkway applications.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/wheelsprocket.xyz\/wp-content\/uploads\/2026\/04\/sprockets-3.webp\" alt=\"Escalator step chain drive sprocket\" style=\"width:100%;max-width:680px;height:auto;border-radius:8px;display:block;margin:16px auto;\" loading=\"lazy\"><\/p>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;padding-left:18px;border-left:8px solid #E8742A;border-top:2px solid #1A3A5F;padding-top:8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0645\u0644\u062e\u0635<\/h2>\n<p style=\"font-size:clamp(13px,1.8vw,15px);color:#555;line-height:1.8;\">Escalators in shopping centres, airports, railway stations, and office buildings across Australia run at step speeds of 0.5&ndash;0.75 m\/s for up to 20 hours per day, seven days per week. The step chain drive system &mdash; comprising the main drive sprocket, step-chain sprockets, and return sprockets &mdash; is the core power transmission system and must meet stringent safety, noise, and wear standards. Regulatory compliance with EN 115 (Australia adopts AS 1735 which references EN 115) requires escalator drive components to meet defined safety factors and service-life criteria.<\/p>\n<p style=\"font-size:clamp(13px,1.8vw,15px);color:#555;line-height:1.8;margin-top:8px;\">Ever-power Australia manufactures and supplies escalator-grade drive sprockets and step-chain sprockets to the dimensional specifications of major escalator manufacturers, with case-hardened alloy steel construction and precision tooth profiles for low-noise, long-life operation.<\/p>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;text-decoration:underline;text-decoration-color:#E8742A;text-underline-offset:5px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629<\/h2>\n<div style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #E0E4E8;border-radius:6px;margin:16px 0;\">\n<table style=\"width:100%;border-collapse:collapse;min-width:520px;\">\n<thead>\n<tr>\n<th style=\"background:#1A3A5F;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">\u0627\u0644\u0645\u0639\u0644\u0645\u0629<\/th>\n<th style=\"background:#1A3A5F;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">Escalator Value<\/th>\n<th style=\"background:#1A3A5F;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">\u0645\u0644\u062d\u0648\u0638\u0627\u062a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Step Chain Pitch<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">133.33 mm \/ 203.2 mm<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">EN 115 standard pitches<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Drive Sprocket Pitch<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Matches step chain pitch<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Always specify chain pitch first<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Number of Teeth<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">16T &ndash; 24T (drive)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Larger for lower noise<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">\u0645\u0627\u062f\u0629<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">40Cr alloy steel<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">C45 for lower-load applications<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u0635\u0644\u0627\u0628\u0629 \u0627\u0644\u0623\u0633\u0646\u0627\u0646<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">HRC 52&ndash;60<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Case-hardened alloy steel<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">\u0639\u0645\u0642 \u0627\u0644\u062d\u0627\u0644\u0629<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">2.0&ndash;4.0 mm<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Deeper for heavy transit escalators<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u062a\u0641\u0627\u0648\u062a \u0642\u0637\u0631 \u0627\u0644\u062a\u062c\u0648\u064a\u0641<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">H7 \/ H6<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Precision fit for drive shaft<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Shaft Diameter<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">50&ndash;120 mm<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Escalator-dependent<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u0646\u0645\u0637 \u0627\u0644\u0645\u062d\u0648\u0631<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Solid hub with keyway<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Split hub on request for in-situ access<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">\u0633\u0637\u062d<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Zinc plate \/ black oxide<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Corrosion-resistant for machine room<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Fatigue Life<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">&ge;200 million cycles<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">EN 115 derived requirement<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Max Pitch Line Load<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Per EN 115 safety factor<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Application-specific design<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">&minus;5&deg;C to +50&deg;C<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Machine room range<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Noise Level<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">&le;70 dB (drive station)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Passenger comfort requirement<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Standard<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">EN 115 dimensional<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">ANSI B29.1 for non-standard pitches<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Surface Roughness<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Ra &le;1.6 &mu;m (bore)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">High-finish for shaft fit<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Runout (TIR)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u22640.05 \u0645\u0645<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Vibration critical<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Tooth Profile<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Precision involute<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Custom profile on request<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">\u0627\u0644\u0648\u062b\u0627\u0626\u0642<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Material cert + dimensional report<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Safety-critical application<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-left:5px solid #E8742A;padding-left:14px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">Performance Advantages<\/h2>\n<div style=\"margin:16px 0;\">\n<div style=\"display:flex;gap:16px;margin-bottom:18px;align-items:flex-start;word-break:break-word;\">\n<div style=\"flex-shrink:0;width:38px;height:38px;border-radius:50%;background:#1A3A5F;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;\">1<\/div>\n<div style=\"border-left:2px dashed #E0E4E8;padding-left:16px;flex:1;\">\n<div style=\"font-weight:700;color:#1A3A5F;font-size:clamp(13px,2vw,15px);margin-bottom:4px;\">&#128272; Safety-Grade Material Quality<\/div>\n<div style=\"color:#666;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">40Cr alloy steel with case hardening to HRC 52&ndash;60 meets the fatigue-life requirements of escalator step-chain drives. Full material traceability (EN 10204 3.1 certificates) available for maintenance record compliance.<\/div>\n<\/div>\n<\/div>\n<div style=\"display:flex;gap:16px;margin-bottom:18px;align-items:flex-start;word-break:break-word;\">\n<div style=\"flex-shrink:0;width:38px;height:38px;border-radius:50%;background:#1A3A5F;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;\">2<\/div>\n<div style=\"border-left:2px dashed #E0E4E8;padding-left:16px;flex:1;\">\n<div style=\"font-weight:700;color:#1A3A5F;font-size:clamp(13px,2vw,15px);margin-bottom:4px;\">&#128263; Low-Noise Precision Hobbing<\/div>\n<div style=\"color:#666;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Grade 6 tooth profiles with matched pitch tolerance minimise the &lsquo;polygon effect&rsquo; (velocity ripple from chordal action) in escalator step chain drives &mdash; essential for passenger comfort and structural vibration compliance.<\/div>\n<\/div>\n<\/div>\n<div style=\"display:flex;gap:16px;margin-bottom:18px;align-items:flex-start;word-break:break-word;\">\n<div style=\"flex-shrink:0;width:38px;height:38px;border-radius:50%;background:#1A3A5F;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;\">3<\/div>\n<div style=\"border-left:2px dashed #E0E4E8;padding-left:16px;flex:1;\">\n<div style=\"font-weight:700;color:#1A3A5F;font-size:clamp(13px,2vw,15px);margin-bottom:4px;\">&#8987; Extended Service Life<\/div>\n<div style=\"color:#666;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Deep case hardening (2&ndash;4 mm) combined with alloy steel core toughness delivers escalator-grade service life of 80,000+ operating hours, matching 15&ndash;20 year escalator refurbishment cycles.<\/div>\n<\/div>\n<\/div>\n<div style=\"display:flex;gap:16px;margin-bottom:18px;align-items:flex-start;word-break:break-word;\">\n<div style=\"flex-shrink:0;width:38px;height:38px;border-radius:50%;background:#1A3A5F;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;\">4<\/div>\n<div style=\"border-left:2px dashed #E0E4E8;padding-left:16px;flex:1;\">\n<div style=\"font-weight:700;color:#1A3A5F;font-size:clamp(13px,2vw,15px);margin-bottom:4px;\">&#128209; Dimensional Documentation<\/div>\n<div style=\"color:#666;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Dimensional inspection reports, hardness test certificates, and material test certificates (EN 10204 2.2 or 3.1) are standard for escalator sprocket orders &mdash; meeting building owner and maintenance contractor documentation requirements.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-bottom:3px solid #E8742A;padding-bottom:8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">Working Principle in Escalator Step-Chain Drives<\/h2>\n<p style=\"font-size:clamp(13px,1.8vw,15px);color:#555;line-height:1.8;\">In an escalator, the step-chain system operates as a continuous loop driven by the main drive shaft (connected to the traction motor and reduction gearbox in the upper machine room). The drive sprocket transmits torque to the step chain, which in turn moves the escalator steps along the track. Key sprocket locations:<\/p>\n<ul style=\"list-style:none;padding:0;margin:10px 0 16px;\">\n<li style=\"display:flex;gap:10px;align-items:flex-start;margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><span style=\"color:#E8742A;font-weight:700;flex-shrink:0;\">&#9654;<\/span><span><strong>Main drive sprocket:<\/strong> In the upper machine room, on the drive shaft output. Takes the full motor torque and step-chain tension. Requires the highest strength and most precise bore fit.<\/span><\/li>\n<li style=\"display:flex;gap:10px;align-items:flex-start;margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><span style=\"color:#E8742A;font-weight:700;flex-shrink:0;\">&#9654;<\/span><span><strong>Return\/tensioning sprocket:<\/strong> At the lower landing, on the tensioning frame. Spring-loaded or adjustable to maintain correct step-chain tension. Subject to lower loads but still requires precision pitch engagement.<\/span><\/li>\n<li style=\"display:flex;gap:10px;align-items:flex-start;margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><span style=\"color:#E8742A;font-weight:700;flex-shrink:0;\">&#9654;<\/span><span><strong>Handrail drive sprocket:<\/strong> Separate smaller sprocket system driving the rubber handrail at step speed. Typically ANSI #40 or #50 standard chain &mdash; different from the step chain system.<\/span><\/li>\n<\/ul>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#fff;background:linear-gradient(90deg,#1A3A5F,#1A3A5Fdd);color:#fff;padding:12px 18px;border-radius:4px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0648\u0627\u0641\u0642<\/h2>\n<div style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #E0E4E8;border-radius:6px;margin:16px 0;\">\n<table style=\"width:100%;border-collapse:collapse;min-width:520px;\">\n<thead>\n<tr>\n<th style=\"background:#245080;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">Application \/ Chain<\/th>\n<th style=\"background:#245080;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">\u0627\u0644\u062a\u0631\u0633 \u0627\u0644\u0645\u0648\u0635\u0649 \u0628\u0647<\/th>\n<th style=\"background:#245080;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">\u0645\u0644\u062d\u0648\u0638\u0627\u062a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">EN 115 escalator step chain (133.33 mm pitch)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Custom pitch sprocket Z=16&ndash;24<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Specify exact pitch, shaft dia., tooth count<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">EN 115 escalator step chain (203.2 mm pitch)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Custom pitch sprocket Z=18&ndash;20<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Heavy-transit escalator (airport, metro)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Handrail drive chain (ANSI #50)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">ANSI #50 sprocket<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Standard stock item<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Handrail drive chain (ANSI #40)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">\u062a\u0631\u0633 ANSI #40<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Light-duty indoor escalators<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">OTIS, Schindler, KONE escalator (brand ref only)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Dimensional equivalent by drawing<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Provide OEM drawing or worn sample<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">ThyssenKrupp, Mitsubishi escalator (brand ref only)<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Custom sprocket to specification<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Material cert included<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-top:4px solid #1A3A5F;border-bottom:1px solid #E0E4E8;padding:10px 0 8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">Selection Guide for Escalator Sprockets<\/h2>\n<p style=\"font-size:clamp(13px,1.8vw,15px);color:#555;line-height:1.8;margin-bottom:10px;\">Escalator sprockets are safety-critical components &mdash; selection must be validated against the escalator manufacturer&rsquo;s specification:<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:12px;margin:16px 0;\">\n<div style=\"width:100%;max-width:360px;box-sizing:border-box;background:#E8742A15;border:2px solid #E8742A;border-radius:10px;padding:3%;word-break:break-word;overflow-wrap:break-word;\">\n<div style=\"font-size:26px;margin-bottom:8px;\">&#128209;<\/div>\n<div style=\"font-weight:700;color:#E8742A;font-size:clamp(13px,2vw,15px);margin-bottom:6px;\">Step 1: Obtain OEM Specification<\/div>\n<div style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Contact the escalator manufacturer or consult the maintenance manual for the step-chain pitch, sprocket tooth count, shaft diameter, and keyway specification. Do not estimate &mdash; safety-critical components require exact dimensional match.<\/div>\n<\/div>\n<div style=\"width:100%;max-width:360px;box-sizing:border-box;background:#1A3A5F15;border:2px solid #1A3A5F;border-radius:10px;padding:3%;word-break:break-word;overflow-wrap:break-word;\">\n<div style=\"font-size:26px;margin-bottom:8px;\">&#128300;<\/div>\n<div style=\"font-weight:700;color:#1A3A5F;font-size:clamp(13px,2vw,15px);margin-bottom:6px;\">Step 2: Material &amp; Hardness<\/div>\n<div style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Specify 40Cr alloy steel with case hardening to HRC 52&ndash;60 minimum for commercial escalators. For transit escalators (airport, metro) with &gt;30,000 passengers\/day, consult our engineering team for upgraded material and case-depth specification.<\/div>\n<\/div>\n<div style=\"width:100%;max-width:360px;box-sizing:border-box;background:#2e7d3215;border:2px solid #2e7d32;border-radius:10px;padding:3%;word-break:break-word;overflow-wrap:break-word;\">\n<div style=\"font-size:26px;margin-bottom:8px;\">&#128203;<\/div>\n<div style=\"font-weight:700;color:#2e7d32;font-size:clamp(13px,2vw,15px);margin-bottom:6px;\">Step 3: Documentation Package<\/div>\n<div style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">For safety-critical escalator maintenance, request EN 10204 3.1 material certificate, dimensional inspection report, and hardness test certificate. These are required by AS 1735 and building owner maintenance programmes.<\/div>\n<\/div>\n<div style=\"width:100%;max-width:360px;box-sizing:border-box;background:#c6282815;border:2px solid #c62828;border-radius:10px;padding:3%;word-break:break-word;overflow-wrap:break-word;\">\n<div style=\"font-size:26px;margin-bottom:8px;\">&#128275;<\/div>\n<div style=\"font-weight:700;color:#c62828;font-size:clamp(13px,2vw,15px);margin-bottom:6px;\">Step 4: Procurement &amp; Approval<\/div>\n<div style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.6;\">Submit sprocket drawings or worn sample to us for production. For non-standard pitches, prototype delivery is 10&ndash;14 working days. For production batches, 3&ndash;6 weeks. Approval by escalator service engineer required before installation.<\/div>\n<\/div>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;padding-left:18px;border-left:8px solid #E8742A;border-top:2px solid #1A3A5F;padding-top:8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">Installation Guidance<\/h2>\n<ol style=\"padding-left:22px;margin:12px 0;\">\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Isolation:<\/strong> Escalator must be taken out of service and all access points locked per AS\/NZS 4600 safety requirements. Building owner notification required.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Machine room access:<\/strong> Work in the upper machine room with all electrical isolation confirmed. Mechanical brake applied to drive shaft.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Step chain removal:<\/strong> Use a chain-breaking tool rated for the step chain pitch and load. Support the chain to prevent sudden release and injury.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Drive shaft preparation:<\/strong> Clean shaft and check for fretting, keyway damage. Verify shaft diameter against new sprocket bore tolerance.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>New sprocket installation:<\/strong> For large escalator drive sprockets, use a hydraulic arbor press or bearing heater to achieve correct H6\/H7 fit. Torque fasteners to specification and apply thread-lock compound.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Chain reinstallation &amp; tensioning:<\/strong> Reconnect step chain and set tension per OEM maintenance manual. Verify step chain tension indicator on tensioning frame.<\/li>\n<li style=\"margin-bottom:8px;font-size:clamp(12px,1.7vw,14px);color:#444;line-height:1.6;\"><strong>Safety test:<\/strong> Conduct full escalator safety test per AS 1735 before returning to passenger service. Record sprocket change in maintenance log.<\/li>\n<\/ol>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;text-decoration:underline;text-decoration-color:#E8742A;text-underline-offset:5px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">Troubleshooting<\/h2>\n<div style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #E0E4E8;border-radius:6px;margin:16px 0;\">\n<table style=\"width:100%;border-collapse:collapse;min-width:520px;\">\n<thead>\n<tr>\n<th style=\"background:#c62828;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">\u0627\u0644\u0623\u0639\u0631\u0627\u0636<\/th>\n<th style=\"background:#c62828;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">Likely Cause<\/th>\n<th style=\"background:#c62828;color:#fff;padding:10px 14px;white-space:nowrap;font-size:clamp(12px,1.8vw,14px);font-weight:700;text-align:left;\">Action<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Vibration or passenger-perceptible judder<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Worn sprocket teeth causing chordal action<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Replace drive sprockets; measure polygon effect<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Loud impact noise from machine room<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Step chain pitch mismatch with worn sprockets<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Replace sprocket and step chain together<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Step speed variation<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Progressive tooth wear on drive sprocket<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Measure pitch diameter; replace if &gt;5% worn<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Drive shaft fretting under sprocket hub<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Under-sized bore or insufficient set-screw torque<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#fff;word-break:break-word;\">Rebore or replace sprocket; apply Loctite 638<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Escalator emergency stop activating<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Overdrive or undertorque from chain tension<\/td>\n<td style=\"padding:9px 14px;color:#333;font-size:clamp(12px,1.8vw,13px);background:#F5F7FA;word-break:break-word;\">Check chain tension; verify step chain elongation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-left:5px solid #E8742A;padding-left:14px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u062f\u0631\u0627\u0633\u0627\u062a \u062d\u0627\u0644\u0629 \u0644\u0644\u0639\u0645\u0644\u0627\u0621 \u0627\u0644\u0623\u0633\u062a\u0631\u0627\u0644\u064a\u064a\u0646<\/h2>\n<blockquote style=\"border-left:5px solid #E8742A;margin:0 0 16px;padding:14px 20px;background:#FFFDF8;border-radius:0 6px 6px 0;\">\n<div style=\"font-size:clamp(13px,2vw,15px);color:#333;line-height:1.7;font-style:italic;\">&ldquo;We sourced replacement drive sprockets from Ever-power for a major escalator refurbishment at a CBD shopping centre. The dimensional accuracy was confirmed by our callipers before installation &mdash; perfect match. The escalator has been running smoothly for 18 months post-refurbishment.&rdquo;<\/div>\n<footer style=\"margin-top:8px;font-size:12px;color:#888;\">&#8212; Peter R., Escalator Service Technician, Shopping Centre, Sydney, NSW &middot; <span style=\"color:#E8742A;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/span> &middot; March 2025<\/footer>\n<\/blockquote>\n<blockquote style=\"border-left:5px solid #E8742A;margin:0 0 16px;padding:14px 20px;background:#FFFDF8;border-radius:0 6px 6px 0;\">\n<div style=\"font-size:clamp(13px,2vw,15px);color:#333;line-height:1.7;font-style:italic;\">&ldquo;Airport escalators run 18 hours per day with very high passenger counts. The alloy steel sprockets with case hardening we received from Ever-power have exceeded our previous 5-year service life &mdash; now approaching 6 years with no signs of significant wear on our last inspection.&rdquo;<\/div>\n<footer style=\"margin-top:8px;font-size:12px;color:#888;\">&#8212; Amanda L., Facilities Manager, Airport Terminal, Melbourne, VIC &middot; <span style=\"color:#E8742A;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/span> &middot; February 2025<\/footer>\n<\/blockquote>\n<blockquote style=\"border-left:5px <p> <footer style=\"margin-top:8px;font-size:12px;color:#888;\">&#8212; Chloe T., Building Services Contractor, Perth, WA &middot; <span style=\"color:#E8742A;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/span> &middot; January 2025<\/footer>\n<\/blockquote>\n<blockquote style=\"border-left:5px solid #E8742A;margin:0 0 16px;padding:14px 20px;background:#FFFDF8;border-radius:0 6px 6px 0;\">\n<div style=\"font-size:clamp(13px,2vw,15px);color:#333;line-height:1.7;font-style:italic;\">&ldquo;I specified Ever-power escalator drive sprockets for a major office tower refurbishment. The combination of 40Cr alloy steel, deep case hardening, and full material documentation satisfied both the building owner and the certifying engineer. Professional supplier.&rdquo;<\/div>\n<footer style=\"margin-top:8px;font-size:12px;color:#888;\">&#8212; Tony M., Engineering Consultant, Commercial Buildings, Adelaide, SA &middot; <span style=\"color:#E8742A;\">&#9733;&#9733;&#9733;&#9733;&#9733;<\/span> &middot; March 2025<\/footer>\n<\/blockquote>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-bottom:3px solid #E8742A;padding-bottom:8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;What material is required for escalator sprockets?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">For commercial escalator step-chain drive sprockets, 40Cr alloy steel with case hardening to HRC 52&ndash;60 is the standard specification, meeting the fatigue life requirements of EN 115. C45 carbon steel with induction hardening is acceptable for handrail drive and lower-load return sprockets. Full material traceability documentation is required for safety-critical escalator components.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Can I source replacement escalator sprockets without the OEM part number?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. Provide us with the chain pitch (typically 133.33 mm or 203.2 mm for step chains), number of teeth, shaft diameter, keyway dimensions, and overall hub geometry (from a worn sample or measured drawing). We will manufacture to your specification.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Is a worn escalator drive sprocket a safety issue?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. AS 1735 requires regular inspection of escalator drive components, including sprockets. A sprocket with tooth wear exceeding 15% of tooth height, or any cracked, broken, or severely deformed tooth, must be replaced before the escalator is returned to passenger service.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Do you supply documentation required for AS 1735 \/ EN 115 compliance?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. For escalator drive sprockets, we supply EN 10204 3.1 material test certificates (confirming alloy grade and chemical composition), dimensional inspection reports, and hardness test certificates as standard inclusions. First Article Inspection (FAI) reports are available for new maintenance programmes.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;What is the typical lead time for custom escalator drive sprockets?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Non-standard pitch escalator drive sprockets (prototype) typically require 10&ndash;14 working days from receipt of approved drawing. Production batches (10+ pieces) require 3&ndash;6 weeks. Rush prototypes in 7 days may be possible for simple geometries &mdash; contact us to discuss.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Can you supply both the drive sprocket and the return\/tensioning sprocket in a matching pair?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. We recommend specifying matched drive and return sprocket pairs from the same production batch to ensure pitch consistency across the step-chain loop. Provide all dimensional requirements for both positions and we will manufacture and inspect them as a matched set.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Do escalator sprockets need to be dynamically balanced?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">For escalators operating at standard step speeds (0.5&ndash;0.75 m\/s), static balance of the drive sprocket is typically sufficient. For high-speed moving walkways (&gt;0.9 m\/s) or unusually large-diameter drive wheels, dynamic balance should be specified to prevent vibration at the drive station.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;What is the difference between the step-chain sprocket pitch and standard ANSI\/ISO chain pitches?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Escalator step chains use specialised pitches (133.33 mm and 203.2 mm are most common) that do not correspond to standard ANSI or ISO roller chain pitches. These are purpose-designed for the escalator application and require custom-manufactured sprockets. Handrail drive chains typically use standard ANSI #40 or #50 chain &mdash; these use standard catalogue sprockets.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Should the escalator sprocket be replaced every time the step chain is replaced?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. Step chains and their mating sprockets wear together &mdash; fitting a new chain on a worn sprocket (or a new sprocket on a worn chain) causes rapid accelerated wear on the new component due to pitch mismatch. Both should always be replaced as a system.<\/div>\n<\/details>\n<details style=\"border:1px solid #E0E4E8;border-radius:6px;margin-bottom:8px;overflow:hidden;font-family:Arial,sans-serif;\">\n<summary style=\"padding:14px 18px;background:#F5F7FA;cursor:pointer;font-weight:600;color:#1A3A5F;font-size:clamp(13px,2vw,15px);list-style:none;word-break:break-word;\">&#9658;&nbsp;Can you supply sprockets for moving walkways as well as escalators?<\/summary>\n<div style=\"padding:14px 18px;color:#555;font-size:clamp(12px,1.8vw,14px);line-height:1.7;background:#fff;\">Yes. Moving walkway (travelator) pallet-chain drive sprockets are supplied on the same basis as escalator step-chain sprockets &mdash; custom-manufactured to your dimensional specification with appropriate material and documentation. Contact our team for a quotation.<\/div>\n<\/details>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#fff;background:linear-gradient(90deg,#1A3A5F,#1A3A5Fdd);color:#fff;padding:12px 18px;border-radius:4px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629: \u0633\u0644\u0627\u0633\u0644 \u0646\u0642\u0644 \u0627\u0644\u062d\u0631\u0643\u0629<\/h2>\n<div style=\"background:#fff;border:1.5px solid #E0E4E8;border-radius:8px;padding:3%;margin:20px 0;display:flex;flex-wrap:wrap;gap:18px;align-items:center;word-break:break-word;overflow-wrap:break-word;\">\n<img decoding=\"async\" src=\"https:\/\/wheelsprocket.xyz\/wp-content\/uploads\/2026\/04\/taper-bushed-sprocket.webp\" alt=\"Transmission Roller Chain\" style=\"width:100%;max-width:180px;height:140px;object-fit:cover;border-radius:6px;\" loading=\"lazy\"><\/p>\n<div style=\"flex:1;min-width:200px;\">\n<h4 style=\"color:#1A3A5F;font-size:clamp(14px,2vw,17px);margin:0 0 8px;\">\u26d3\ufe0f \u0633\u0644\u0627\u0633\u0644 \u0646\u0642\u0644 \u0627\u0644\u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u062a\u0648\u0627\u0641\u0642\u0629<\/h4>\n<p style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.7;margin:0 0 10px;\">We also manufacture and supply the complete range of <strong>\u0633\u0644\u0627\u0633\u0644 \u0646\u0642\u0644 \u0627\u0644\u062d\u0631\u0643\u0629 \u0630\u0627\u062a \u0627\u0644\u0628\u0643\u0631\u0627\u062a<\/strong> to pair with every sprocket in our catalogue &mdash; ANSI, ISO, double-pitch, stainless, and special-purpose chains for all industrial applications.<\/p>\n<p><a href=\"https:\/\/wheelsprocket.xyz\/ar\/\" style=\"display:inline-block;background:#1A3A5F;color:#fff;text-decoration:none;padding:9px 22px;border-radius:4px;font-weight:700;font-size:clamp(12px,1.8vw,14px);\">View Transmission Chains &rarr;<\/a>\n<\/div>\n<\/div>\n<h2 style=\"font-size:clamp(18px,2.5vw,26px);color:#1A3A5F;border-top:4px solid #1A3A5F;border-bottom:1px solid #E0E4E8;padding:10px 0 8px;margin:28px 0 12px;font-family:Georgia,serif;word-break:break-word;\">\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u0634\u0647\u0627\u062f\u0627\u062a<\/h2>\n<div style=\"margin:14px 0;\">\n<p style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.7;margin-bottom:10px;\">\u062c\u0645\u064a\u0639 \u062a\u0631\u0648\u0633 \u0634\u0631\u0643\u0629 \u0625\u064a\u0641\u0631-\u0628\u0627\u0648\u0631 \u0623\u0633\u062a\u0631\u0627\u0644\u064a\u0627 \u0645\u0635\u0646\u0639\u0629 \u0648\u0645\u062e\u062a\u0628\u0631\u0629 \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u062f\u0648\u0644\u064a\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629:<\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:4px;margin-bottom:12px;\"><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">\u2713 ISO 9001:2015<\/span><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">\u2713 ANSI B29.1<\/span><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">&#10003; ISO 606 \/ DIN 8187<\/span><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">\u2713 JIS B 1801<\/span><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">\u2713 \u0645\u0639\u0627\u064a\u064a\u0631 BS<\/span><span style=\"display:inline-block;background:#fff;border:1.5px solid #1A3A5F;color:#1A3A5F;padding:6px 14px;border-radius:4px;font-size:clamp(11px,1.5vw,13px);font-weight:700;margin:4px;\">&#10003; GB Standards<\/span><\/div>\n<p style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.7;\"><strong style=\"color:#1A3A5F;\">Quality commitment:<\/strong> 100% dimensional inspection, hardness verification, and batch traceability on every production run. Material test certificates (EN 10204 2.2) available on request.<\/p>\n<\/div>\n<div style=\"background:#F5F7FA;border-radius:8px;padding:3%;margin:24px 0;font-family:Arial,sans-serif;word-break:break-word;overflow-wrap:break-word;\">\n<div style=\"display:flex;flex-wrap:wrap;gap:18px;align-items:center;\">\n<img decoding=\"async\" src=\"https:\/\/wheelsprocket.xyz\/wp-content\/uploads\/2026\/04\/sprockets-factory-1.webp\" alt=\"\u0645\u0635\u0646\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u062f\u0627\u0626\u0645\u0629\" style=\"width:100%;max-width:260px;height:170px;object-fit:cover;border-radius:6px;\" loading=\"lazy\"><\/p>\n<div style=\"flex:1;min-width:200px;\">\n<h3 style=\"color:#1A3A5F;font-size:clamp(15px,2.2vw,19px);margin:0 0 10px;\">\u0644\u0645\u0627\u0630\u0627 \u062a\u062e\u062a\u0627\u0631 \u0634\u0631\u0643\u0629 \u0625\u064a\u0641\u0631 \u0628\u0627\u0648\u0631 \u0623\u0633\u062a\u0631\u0627\u0644\u064a\u0627\u061f<\/h3>\n<p style=\"color:#555;font-size:clamp(12px,1.7vw,14px);line-height:1.7;margin:0 0 12px;\">We are a vertically integrated sprocket manufacturer with 25+ years of chain drive expertise. Our 35,000&nbsp;m&sup2; facility produces 4 million+ sprockets per year to GB, ISO, ANSI, JIS, DIN and BS standards. We supply OEM partners, distributors, and direct industrial buyers across Australia with ISO 9001 certified quality on every order. <a href=\"https:\/\/wheelsprocket.xyz\/ar\/about-us\/\" style=\"color:#E8742A;text-decoration:none;font-weight:600;\">Learn about our manufacturing capability &rarr;<\/a><\/p>\n<div style=\"display:flex;flex-wrap:wrap;gap:8px;\">\n<span style=\"background:#1A3A5F;color:#fff;padding:4px 12px;border-radius:3px;font-size:11px;font-weight:700;\">ISO 9001 Certified<\/span><br \/>\n<span style=\"background:#E8742A;color:#fff;padding:4px 12px;border-radius:3px;font-size:11px;font-weight:700;\">\u0623\u0643\u062b\u0631 \u0645\u0646 4 \u0645\u0644\u0627\u064a\u064a\u0646 \u0642\u0637\u0639\u0629\/\u0633\u0646\u0629<\/span><br \/>\n<span style=\"background:#245080;color:#fff;padding:4px 12px;border-radius:3px;font-size:11px;font-weight:700;\">\u0642\u0627\u062f\u0631 \u0639\u0644\u0649 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0623\u0635\u0644\u064a\u0629<\/span><br \/>\n<span style=\"background:#2e7d32;color:#fff;padding:4px 12px;border-radius:3px;font-size:11px;font-weight:700;\">AU Stock Available<\/span>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"background:linear-gradient(135deg,#1A3A5F,#245080);border-radius:8px;padding:3%;margin:28px 0;text-align:center;word-break:break-word;overflow-wrap:break-word;\">\n<h3 style=\"color:#fff;font-size:clamp(16px,2.5vw,22px);margin:0 0 10px;\">Ready to Optimise Your Drive System?<\/h3>\n<p style=\"color:rgba(255,255,255,.85);font-size:clamp(12px,1.8vw,15px);margin:0 0 18px;\">Ever-power Australia&#8217;s engineering team is available to recommend the right sprocket for your specific application. Request a free quote or technical consultation today.<\/p>\n<p><a href=\"https:\/\/wheelsprocket.xyz\/ar\/contact-us\/\" style=\"display:inline-block;background:#E8742A;color:#fff;text-decoration:none;padding:12px 32px;border-radius:4px;font-weight:700;font-size:clamp(13px,2vw,15px);margin:4px;\">&#128233; Request a Quote<\/a>&nbsp;<br \/>\n<a href=\"https:\/\/wheelsprocket.xyz\/ar\/%d9%85%d9%86%d8%aa%d8%ac%d8%a7%d8%aa\/%d8%b9%d8%ac%d9%84%d8%a7%d8%aa-%d9%85%d8%b3%d9%86%d9%86%d8%a9\/\" style=\"display:inline-block;background:transparent;color:#fff;text-decoration:none;padding:12px 32px;border-radius:4px;font-weight:700;font-size:clamp(13px,2vw,15px);border:2px solid rgba(255,255,255,.6);margin:4px;\">&#128269; Browse All Sprockets<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Sprockets for Escalators Escalator step-chain drives and drive units represent one of the most demanding applications for precision roller chain sprockets &mdash; operating continuously in public-access environments where safety, noise, vibration, and extended service intervals are all critical. The escalator sprocket (drive wheel) must withstand the combined weight and dynamic load of steps, passengers, and [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[6947],"tags":[6972,6970,5678,6969,6971],"class_list":["post-2910","post","type-post","status-publish","format-standard","hentry","category-sprockets","tag-escalator-chain-drive","tag-escalator-drive-wheel","tag-escalator-sprocket","tag-escalator-step-chain-sprocket","tag-moving-walkway-sprocket"],"_links":{"self":[{"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/posts\/2910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/comments?post=2910"}],"version-history":[{"count":0,"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/posts\/2910\/revisions"}],"wp:attachment":[{"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/media?parent=2910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/categories?post=2910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wheelsprocket.xyz\/ar\/wp-json\/wp\/v2\/tags?post=2910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}