【英文标准名称】:Thermoplasticspipes-Resistancetoliquidchemicals-Classification-Part3:Unplasticizedpoly(vinylchloride)(PVC-U),high-impactpoly(vinylchloride)(PVC-HI)andchlorinatedpoly(vinylchloride)(PVC-C)pipes
【原文标准名称】:热塑性塑料管耐液体化学药品分类第3部分:硬聚氯乙烯(PVC-U)、高抗冲聚氯乙烯(PVC-HI)和氯化聚氯乙烯(PVC-C)管材
【标准号】:ISO4433-3-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:分类系统;耐化学性;管道;聚乙烯管;试验;热塑性聚合物;未增塑聚氯乙烯;塑料管;聚氯乙烯
【英文主题词】:Chemicalresistance;Classificationsystems;Pipelines;Plasticpipes;Polyvinylchloride;PVC-pipes;PVC-U;Testing;Thermoplasticpolymers
【摘要】:ThemethodofclassificationgiveninthispartofISO4433servestodeterminethechemicalresistanceofunplasticizedpoly(vinylchloride)(PVC-U),high-impactpoly(vinylchloride)(PVC-HI)andchlorinatedpoly(vinylchloride)(PVC-C)pipesdesignedfortheconveyanceofliquidsintheabsenceofpressureandstress(e.g.duetoearthloadsortrafficloads,dynamicorinternalstresses).Todeterminethechemicalresistance,themethodusesthechangeinmassandthechangesintensilepropertieswhichresultfromtheimmersionoftestpieces,takenfromsuchpipes,inliquidchemicals.TheimmersiontestiscarriedoutinaccordancewithISO4433-1.ThispartofISO4433isalsoapplicabletoPVC-Usheetsasappropriate.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20
【页数】:9P;A4
【正文语种】:英语