| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 230.2-2022 | English | 380 |
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Metallic materials - Rockwell hardness test - Part 2: Verification and calibration of testing machines and indenters
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GB/T 230.2-2022
| Valid |
GB/T 230.2-2022
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