This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules, signs, packaging, transportation and storage of automotive clutch faces. This standard applies to dry friction clutch facings for automobiles (hereinafter referred to as facings).
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*, 2013-02-15 Update