{"id":180,"date":"2026-09-21T03:42:36","date_gmt":"2026-09-21T03:42:36","guid":{"rendered":"https:\/\/largesprocket.top\/product\/1-inch-pitch-ss-sprocket-class-a-precision-full-traceability-global-after-sales-supply\/"},"modified":"2026-09-21T03:42:36","modified_gmt":"2026-09-21T03:42:36","slug":"1-inch-pitch-ss-sprocket-class-a-precision-full-traceability-global-after-sales-supply","status":"publish","type":"product","link":"https:\/\/largesprocket.top\/ur\/product\/1-inch-pitch-ss-sprocket-class-a-precision-full-traceability-global-after-sales-supply\/","title":{"rendered":"1-Inch Pitch SS Sprocket \u2014 Class A Precision, Full Traceability, Global After-Sales Supply"},"content":{"rendered":"
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Hangzhou Ever-Power Sprocket Co., Ltd.<\/p>\n

Equipment OEMs that specify ANSI 80 SS sprockets face a common post-sales problem: the machine ships to a plant in Southeast Asia or South America, and five years later the maintenance team needs a replacement sprocket that matches the original specification exactly \u2014 in material grade, bore dimensions, and tooth profile \u2014 from a supplier who can deliver within the turnaround window.<\/p>\n<\/div>\n

The After-Sales Supply Problem for Large-Pitch SS Sprockets<\/h2>\n

A 1-inch pitch stainless steel sprocket is not a commodity item. When an OEM installs ANSI 80 SS sprockets in a machine and that machine operates for 10 years in a paper mill in Finland or a fish-processing plant in Chile, every future replacement order needs to match the original: same grade (304 or 316), same tooth count, same bore and keyway dimensions, same tolerance class. If the original supplier is no longer reachable, or has changed their part number structure, or requires a 6-month minimum order quantity, the plant maintenance team is facing an unplanned engineering problem during a planned shutdown. \u06c1\u0627\u0646\u06af\u062c\u0648 \u0627\u06cc\u0648\u0631 \u067e\u0627\u0648\u0631<\/strong> supports OEM after-sales programmes with consistent product numbers, consistent documentation, and direct factory supply capability \u2014 meaning that a replacement sprocket ordered 8 years after the original machine build can be produced to the same specification, with the same material traceability, shipped directly to the plant.<\/p>\n

\"ANSI<\/p>\n

What ‘Class A Precision’ Actually Means at Large Pitch<\/h2>\n

ANSI B29.1 Class A is the tightest tolerance class for roller chain sprockets. At the #80 pitch scale, holding Class A requires more than just accurate machining \u2014 it requires controlling pitch accumulation error across all teeth. A single tooth with a 0.03 mm angular position error multiplied across 48 teeth produces an accumulated pitch error that affects chain engagement at every tooth. Our production controls this through:<\/p>\n

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\ud83d\udd27 Pitch-Dedicated Cutters<\/div>\n

Hobbing cutters are assigned to pitch size and not shared across different pitch families. Tool wear does not degrade profiles across orders.<\/p>\n<\/p><\/div>\n

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\ud83d\udccf Quarterly Laser Calibration<\/div>\n

Hobbing machine indexing accuracy verified by laser ball-bar measurement every quarter. Calibration records retained.<\/p>\n<\/p><\/div>\n

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\ud83d\udd0d 100% CMM Inspection<\/div>\n

Every sprocket measured on CMM before release \u2014 no sampling. Pitch diameter, bore, and keyway recorded against spec.<\/p>\n<\/p><\/div>\n

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\ud83d\udccb Production Traveller<\/div>\n

Each sprocket tracked from billet heat number through to finished-part inspection record \u2014 complete chain of custody in the shipment documentation.<\/p>\n<\/p><\/div>\n<\/div>\n

\u062a\u06a9\u0646\u06cc\u06a9\u06cc \u0648\u0636\u0627\u062d\u062a\u06cc\u06ba<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
\u067e\u06cc\u0631\u0627\u0645\u06cc\u0679\u0631<\/th>\n\u0642\u062f\u0631<\/th>\n<\/tr>\n<\/thead>\n
\u0633\u0644\u0633\u0644\u06c1 \u0646\u0645\u0628\u0631<\/td>\n\u0627\u06d2 \u0627\u06cc\u0646 \u0627\u06cc\u0633 \u0622\u0626\u06cc 80<\/td>\n<\/tr>\n
\u067e\u0686<\/td>\n25.4 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631 (1\u2033)<\/td>\n<\/tr>\n
\u0631\u0648\u0644\u0631 \u062f\u06cc\u0627.<\/td>\n15.88 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631<\/td>\n<\/tr>\n
\u0645\u0648\u0627\u062f<\/td>\n304 \u0627\u06cc\u0633 \u0627\u06cc\u0633 \/ 316 \u0627\u06cc\u0633 \u0627\u06cc\u0633<\/td>\n<\/tr>\n
Tolerance Class<\/td>\nANSI B29.1 Class A<\/td>\n<\/tr>\n
\u062f\u0627\u0646\u062a\u0648\u06ba \u06a9\u06cc \u062d\u062f<\/td>\n8T - 60T (\u062f\u0631\u062e\u0648\u0627\u0633\u062a \u067e\u0631 \u0628\u0691\u0627)<\/td>\n<\/tr>\n
\u0632\u06cc\u0627\u062f\u06c1 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u062e\u0627\u0644\u06cc OD<\/td>\n1,200 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631 (\u0645\u0691\u0646\u0627)\u061b 800 \u0645\u0644\u06cc \u0645\u06cc\u0679\u0631 \u067e\u06cc \u0633\u06cc \u0688\u06cc (\u06c1\u0648\u0628\u0646\u06af)<\/td>\n<\/tr>\n
\u062f\u0633\u062a\u0627\u0648\u06cc\u0632\u06cc<\/td>\nMTR + CMM report + production traveller, standard<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The OEM After-Sales Support Model<\/h2>\n

We support equipment manufacturers in two ways that are not mutually exclusive. First, direct OEM supply: you procure replacement sprockets through us and distribute through your own after-sales channel, maintaining consistent pricing and documentation control. Second, where you agree to it, end-customers can order replacements directly from us using the OEM part number on record \u2014 we produce to the same specification and documentation as the original machine build and ship directly to the plant. This reduces your after-sales logistics burden and ensures the end-customer gets a consistent product without routing through multiple intermediaries. Both models are supported; discuss your preference at the initial qualification stage.<\/p>\n

\"Ever-Power<\/p>\n

Drive Components for Complete System Supply<\/h2>\n

\"ANSI<\/p>\n

Supply the complete \u0633\u0679\u06cc\u0646\u0644\u06cc\u0633 \u0633\u0679\u06cc\u0644 \u0633\u067e\u0631\u0648\u06a9\u06cc\u0679<\/a> drive system from one source with one quality standard:<\/p>\n