c J中 华 人 民 共 和 国 城 镇 建 设 行 业 标 准cJ /T 156- 2001沟 槽 式 管 接 头Grooved couplings2001 一11 一2 1 发 布2002一05一01 实施中华人民共和国建设部发 布CJ /T 1 56-2001目次前言 ··················································································································⋯⋯ 11范围 ··································。·········································································。··⋯⋯ 12规范性引用文件 ·································································································。·⋯ 13 产品型号和基本尺寸 ··················································································。·.·. ·.⋯⋯ 24要求·························································。·····················································⋯⋯ 155检验规则·············································。···························································⋯⋯ 196标志、包装、运输与贮存··················································································.⋯⋯ 20CJ /T 156-2001月吐舌 沟槽式管接头具有安装快速、简易、安全、可靠、经济、免电焊、无污染的优点,而且可以吸收管路噪声,振动传播及热胀冷缩,便于管道的维修保养,不受安装场所限制,易于控制成本等特点。所以广泛地被输送流体管道的给排水、消防、空调、燃气、化工、造船等管道工程所采用,它的研制成功可以说是管道安装领域的一次重大技术革命。 本标准在技术内容上符合先进性、科学性、可行性原则。在编写格式上与GB/T 1. 1- 2000,GB/T 1. 3- 1997规定一致。 本标准由建设部标准定额研究所提出。 本标准由建设部给水排水产品标准化技术委员会归口。 本标准由上海瑞孚管路系统有限公司和上海沪标工程建设咨询有限公司负责起草。 本标准主要起草人: 陶松岳、施国家、姜文源、施涌德。CJ / T 156-2001沟 槽 式 管 接 头范 围本标准规定了沟槽式管接头的产品型号和基本尺寸、要求、检验规则、标志、包装、运输与贮存。本标准适用于公称压力 2. 5 MPa 以下的沟槽式管接头。2规范性引用文件 下列文件中的条款通过本标准的引用而成为本标准的条款。凡是注 日期的引用文件,其随后所有的修改单(不包括勘误的内容)或修订版均不适用于本标准,然而,鼓励根据本标准达成协议的各方研究是否可使用这些文件的最新版本。凡是不注日期的引用文件 ,其最新版本适用于本标准。 GB 191- 2000包装储运图示标志(neq ISO 780:1997) GB/ T 528- 1998硫化橡胶热塑性橡胶拉伸应力应变性能的测定(eqv ISO 37 ;1994) GB/ T 531- 1999橡胶袖珍硬度计压人硬度试验方法(idt ISO 7619:1986) GB/T 699- 1999优质碳素结构钢 GB/ T 1047- 1995管道元件的公称通径(neq ISO 6708:1980) GB/ T 1048- 199。 管道元件公称压力 GB/ T 1348- 1988球墨铸铁件 CUB/ T 1682- 1994硫化橡胶低温脆性的测定单试样法(eqv ISO 812 :199.