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| International Standard Category: Plastics pipes |
GB/T 9647-1988 Test method for extemal loading resistance for plastic pipe
塑料管材耐外负荷试验方法 ;
| Category No.: | 23.040.20 | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1988-07-08 | |
| Implemented Date: | 1989-2-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 9647-2003 Thermoplastics pipes--Determination of ring stiffness |
Superseded Date: | 2003-8-1 |
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