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| International Standard Category: Flanges, couplings and joints |
GB/T 13402-2010 Large diameter steel pipe flanges
大直径钢制管法兰 ;
| Category No.: | 23.040.60 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2011-01-10 |
| Implemented Date: | 2011-10-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 13402-2019 Large diameter steel pipe flanges |
Superseded Date: | 2019-12-1 |
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