English Title: | Metallic materials—Rockwell hardness test—Part 2:Verification and calibration of testing machines |
Chinese Title: | 金属材料 洛氏硬度试验 第2部分:硬度计(A、B、C、D、E、F、G、H、K、N、T标尺)的检验与校准 |
Standard No.: | GB/T 230.2-2012 |
Category No.: | N71 |
Issued by: | AQSIQ;SAC |
Issued on: | 2012-12-31 |
Implemented on: | 2013-6-1 |
Status: | superseded |
Superseded by: | GB/T 230.2-2022 Metallic materials—Rockwell hardness test—Part 2: Verification and calibration of testing machines and indenters
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Superseded on: | 2023-2-1 |
Abolished on: | |
Superseding: | GB/T 230.2-2002 Metallic Rockwekk hardness test - Part2: Verification and calibration of hardness testers (scales A, B, C, D, E, F, G, H, K, N, T)
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Word Count: | 11000 words |
Similar Standards: |
GB/T 43432.3-2023
GB/T 16826-2023
GB/T 43432.2-2023
GB/T 16491-2022
GB/T 16825.1-2022
GB/T 231.2-2022
GB/T 230.2-2022
GB/T 231.3-2022
GB/T 21838.3-2022
GB/T 17394.2-2022
GB/T 17394.3-2022
GB/T 21838.2-2022
GB/T 25917.2-2019
GB/T 38250-2019
GB/T 25917.1-2019
GB/T 18658-2018
GB/T 3808-2018
GB/T 16825.2-2018
GB/T 20485.33-2018
GB/T 4341.3-2016
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