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Standard Insuued on: 2006-03

GB/T 20221-2006    Unplasticized poly(vinyl chloride)(PVC-U)pipes for non-pressure buried drainage and sewerage systems
无压埋地排污、排水用硬聚氯乙烯(PVC-U)管材
Category No.:GB Valid Status:to be superseded
Issued Organization:AQSIQ, SAC Issued Date:2006-03-10
Implemented Date:2006-10-1 Abolished Date:
Superseded Standard.:GB/T 20221-2023 Unplasticized poly(vinyl chloride) (PVC-U) pipes for non-pressure buried drainage and sewerage systems
Superseded Date:2024-4-1
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GB/T 9160.2-2006   DB37/ 599-2006/XG1-2016   GB/T 20200-2006   GB 320-2006   GB 209-2006   GB/T 18241.4-2006   GB/T 20405.1-2006   GB 10810.3-2006   GB/T 6113.402-2006   GB/T 20176-2006   GB/T 20404-2006   GB/T 20405.5-2006   GB/T 1228-2006   GB/T 20147-2006   GB/T 20146-2006   GB/T 20175-2006   GB/T 1231-2006   GB/T 1230-2006   GB/T 20154-2006   GB/T 20143-2006  

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