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| International Standard Category: Flanges, couplings and joints |
GB/T 9117.2-2000 Hubbed socket welding steel pipe flanges with male and female face
凹凸面带颈承插焊钢制管法兰 ;
| Category No.: | 23.040.60 | Valid Status: | superseded |
| Issued Organization: | CSBTS | Issued Date: | 2000-09-02 |
| Implemented Date: | 2001-7-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 9117-2010 hubbed socket welding steel pipe flanges |
Superseded Date: | 2011-10-1 |
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