GB/T 34891-2017: Translated English of Chinese Standard. (GBT 34891-2017, GB/T34891-2017, GBT34891-2017): Rolling Bearings - Parts Made from High-carbon Chromium Bearing Steels - Specifications for Heat Treatment

Front Cover, Aug 3, 2019 - Technology & Engineering - 31 pages
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This Standard specifies the technical requirements and test methods for annealing, quenching and tempering of G8Cr15, GCr15, GCr15SiMn, GCr15SiMo, GCr18Mo steel rolling bearing rings and rolling elements (hereinafter referred to as bearing parts) in accordance with GB/T 18254. This Standard is applicable to the heat treatment quality inspection of the above-mentioned steel bearing parts process and finished parts, and also to the heat treatment quality inspection of other high-carbon chromium steel bearing parts. For bearing parts with special requirements, perform according to the specifications of corresponding product drawings.

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Appendix A Informative Effective wall thickness of the ferrule and effective

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