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Chinese National Standard Category: Grinding material and apparatus

English Title: Bonded abrasive products—Hardness grade measurement
Chinese Title: 固结磨具 硬度检验
Standard No.: GB/T 2490-2018
Category No.: J43
Issued by: SAMR and SAC
Issued on: 2018-07-13
Implemented on: 2019-2-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:GB/T 2490-2007 Bonded abrasive products—Hardness grade measurement
Word Count:5500 words
Similar Standards: GB 2478-1983   GB 11271-1989   GB 2479-1983   GB/T 2490-2003   GB 11274-1989   GB 11272-1989   GB/T 2488-2001   GB/T 16458-2021   GB/T 2487-2001   GB 9256-1988   GB/T 2485-1997   GB/T 2493-2023   GB/T 16457.2-2023   GB/T 23538-2023   GB/T 43323-2023   GB/T 2484-2023   GB/T 43136-2023   GB/T 43131-2023   GB/T 43134-2023   GB/T 16457.1-2023  
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