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| International Standard Category: Inch screw threads |
GB/T 12716-2011 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads
60°密封管螺纹;
| Category No.: | 21.040.20 | Valid Status: | valid |
| Issued Organization: | AQSIQ;SAC | Issued Date: | 2011-12-30 |
| Implemented Date: | 2012-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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