本文件规定了以硬聚氯乙烯(PVC-U)混配料为原料,经挤出成型的无压埋地排污、排水用硬聚氯乙烯(PVC-U)管材(以下简称“管材”)的术语、定义、符号和缩略语、材料、产品分类、颜色、外观、规格尺寸和物理力学性能等要求,描述了相应的试验方法,规定了检验规则、标志、运输和贮存。
本文件适用于外径为dn110 mm~dn1 600 mm的弹性密封圈连接和外径为dn110 mm~dn450 mm胶粘剂连接的管材。
本文件适用于输送介质温度不大于45 ℃的埋地用无压排污、排水管材。在满足管材的耐化学性和耐热性等应用条件下,也适用于工业或管廊用无压排污、排水管材。
本文件不适用于建筑内暗埋敷设的排污、排水硬聚氯乙烯(PVC-U)管道系统。
定价: 49元 / 折扣价: 42 元 加购物车
This part of GB/T 35341 specifies the terms,definitions,symbols and abbreviations,material,pipe classification,designation of wall construction and jointing methods,requirements,test methods,inspection rules,marking,transportation and storage of polypropylene(PP)spirally enwound structure-wall pipes(hereinafter referred to as pipes)for underground drainage and sewage.
This part is applicable to the spirally enwound structure-wall pipes made from polypropylene(PP)resin with auxiliary supporting-structure of polymeric material(generally polypropylene).Information of fittings(solid wall structure)is also provided.
This part is applicable to systems of polypropylene spirally enwound structure-wall pipes for non-pressure underground drainage and sewage with a long-term working temperature up to 45℃.By taking into account of the chemical and thermal resistance of the material,it can also be used in non-pressure systems for industrial underground drainage and sewage.
定价: 840元 / 折扣价: 714 元 加购物车
本文件规定了螺旋缠绕内衬法修复地下无压排水管网所用的带状型材“M”阶段和内衬管“I”阶段的技术要求、工程施工与验收的质量控制要点,描述了性能要求的试验方法。
本文件适用于以螺旋缠绕内衬法修复地下无压排水管道的未增塑聚氯乙烯(PVC-U)螺旋缠绕管道系统,包括带状型材的生产和内衬管的现场施工、验收。
注1:螺旋缠绕内衬法施工设备包括固定式(A 法)和行走式(B 法)两种。固定式缠绕机在工作井内工作,缠绕的内衬管沿原管道推进;移动式缠绕机随着螺旋内衬管的形成在原管道内移动。根据内衬管直径控制方案,通常又将固定式螺旋缠绕法分为 A1 法( 定径式)、A2 法(扩张式),与 B 法(机头行走式)并列。
注2:本文件技术内容基于带有一体式锁紧结构的 PVC-U带状型材及其螺旋缠绕成型的内衬管。
定价: 54元 / 折扣价: 46 元 加购物车
This part of GB/T 35451 specifies the terms,definitions,symbols and abbreviations,material,product classification and designation,pipe construction and jointing methods,requirements,test methods,inspection regulation,marking,transportation and storage of polypropylene(PP)double wall corrugated pipes(hereinafter referred to as pipes)for underground drainage and sewerage.
This part is applicable to polypropylene double-wall corrugated pipes for non-pressure underground drainage and sewerage with a long-term working temperature up to 45 ℃.
By taking into account of the chemical and thermal resistance of the material,it can also be used in non-pressure systems for industrial underground drainage and sewage.
定价: 648元 / 折扣价: 551 元 加购物车
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