| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HG/T 3179-2023 | English | 479 |
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Days<=4
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(Urea high-pressure equipment surfacing process assessment and welder skill assessment)
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HG/T 3179-2023
| Valid |
HG/T 3179-2023
|