Book Description

This Standard specifies the order content, dimensions, shape, weight, technical requirements, test methods, inspection rules, packaging, marking, and quality certification of high carbon chromium stainless bearing steels. This Standard applies to hot-rolled (forged), cold-drawn, peeled, and polished round steels with a nominal diameter of 5 mm~160 mm, round wire rods with a nominal diameter of 5 mm~40 mm, and round steel wires with a nominal diameter of 1 mm~16 mm.