| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HG/T 20645.2-2022 | English | 669 |
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Design standard of piping mechanics for chemical plant - Engineering design regulations
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HG/T 20645.2-2022
| Valid |
HG/T 20645.2-2022
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