| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HG/T 3180-1988 | English | 279 |
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Days<=3
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(Welding procedure qualification urea high pressure equipment lining the inner parts of the plate and skills assessment and welders)
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HG/T 3180-1988
| Obsolete |
HG/T 3180-1988
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