This standard specifies the product classification, technical requirements, test methods, inspection rules, product marking and packaging of sintered corundum grinding stones. This standard applies to sintered corundum grinding stones (hereinafter referred to as grinding stones).
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
JB/T 7992 Methods for detecting appearance, size and geometric tolerance of bonded abrasive tools*, 2017-11-07 Update