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| Professional Standard Category: National Standard |
GB/T 12237-2007 Stell ball valves for petroleum petrochemical and allied industries
石油、石化及相关工业用的钢制球阀;
| Category No.: | GB | Valid Status: | abolished |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2007-4-18 |
| Implemented Date: | 2007-11-1 | Abolished Date: | 2021-10-01 |
| Superseded Standard.: | GB/T 12237-2021 Steel ball valves for petroleum, petrochemical and allied industries |
Superseded Date: | 2021-10-1 |
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