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See Chinese contents: GB/T 38884-2020 GB/T 38884-2020: High temperature stainless steels for bearing
This standard specifies the classification and code, order content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, markings and quality certificates of high temperature stainless steels for bearing. This standard applies to hot-rolled or forged round steel, cold-drawn round steel and steel wire for the manufacture of stainless steel bearings that can withstand high temperatures of 300 ~ 400 degree-Celsius.
