Standard No.:	GB/T 20221-2006
English Name:	Unplasticized poly(vinyl chloride)(PVC-U)pipes for non-pressure buried drainage and sewerage systems
Chinese Name:	无压埋地排污、排水用硬聚氯乙烯（PVC-U）管材
Chinese Classification:	G33    Plastic profile
Professional Classification:	GB    National Standard
ICS Classification:	83.140.30 83.140.30    Plastics pipes and fittings for non fluid use 83.140.30
Issued by:	AQSIQ; SAC
Issued on:	2006-03-10
Implemented on:	2006-10-1
Status:	superseded
Superseded by:	GB/T 20221-2023 Unplasticized poly(vinyl chloride) (PVC-U) pipes for non-pressure buried drainage and sewerage systems
Superseded on:	2024-4-1
Superseding:	GB/T 10002.3-1996 Unplasticized polyvinyl chloride (PVC-U) pipes for buried drainage and sewerage systems
Language:	English
File Format:	PDF
Word Count:	9000 words
Price(USD):	270.00
Delivery:	via email in 1~3 business day

本标准规定了以聚氯乙烯树脂为主要原料，经挤出成型的无压埋地排污、排水用硬聚氯乙烯（PVC-U）管材的材料、产品分类、技术要求、试验方法、检验规则、标志、运输、贮存。
本标准适用于外径从(110-1000)mm的弹性密封圈连接和外径从(110-200)mm的粘接式连接的无压埋地排污、排水用管材。在考虑了材料的耐化学性和耐热性条件下，也可用于工业用无压埋地排污管材。本标准不适用于建筑内埋地的排污、排水PVC-U管道系统。