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| Chinese National Standard Category: Metal material testing machine |
| English Title: | Metallic materials—Brinell hardness test—Part 3:Calibration of reference blocks |
| Chinese Title: | 金属材料 布氏硬度试验 第3部分：标准硬度块的标定 |
| Standard No.: | GB/T 231.3-2022 |
| Category No.: | N71 |
| Issued by: | SAMR; SAC |
| Issued on: | 2022-07-11 |
| Implemented on: | 2023-2-1 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 231.3-2012 Metallic materials - Brinell hardness test - Part 3: Calibration of reference blocks |
| Word Count: | 7500 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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