General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 28698-2012
Scope
This standard specifies the technical requirements, measurement and test methods, inspection rules, signs, rust prevention and packaging of deep groove ball bearings (hereinafter referred to as bearings) with an inner diameter of 3 mm to 120 mm for general purpose motors. This standard applies to the production inspection and user acceptance of bearing manufacturers.
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection