| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 38720-2020 | English | 205 |
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Microstructure examination of medium-carbon steel and medium-carbon alloy structural steel after quenching
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GB/T 38720-2020
| Valid |
GB/T 38720-2020
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