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| International Standard Category: Flanges, couplings and joints |
GB/T 9120-2010 Loose plate steel pipe flanges with weld-neck collar and with weld ring neck
对焊环板式松套钢制管法兰;
| Category No.: | 23.040.60 | Valid Status: | superseded |
| Issued Organization: | SQTSB | Issued Date: | 2011-1-14 |
| Implemented Date: | 2011-10-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 9124.1-2019 Steel pipe flanges—Part 1:PN designated GB/T 9124.2-2019 Steel pipe flanges—Part 2:Class designated |
Superseded Date: | 2019-12-1 |
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