2975-2000胶接绝缘钢轨技术条件

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1、TB中华人民共和国铁道行业标准TB/f2975-2口)00胶接绝缘钢轨技术条件2000-03-29发布2000-11-01实施中华人民共和国铁道部发布标准分享网www.bzfxw.com免费下载目次1范围·····························································································⋯⋯12引用标准·······················································································⋯⋯13质量保证

2、·······················································································⋯⋯14材料·····························································································⋯⋯15胶接绝缘钢轨的生产········································································⋯⋯26胶接绝缘钢轨外观尺寸允许偏差·········

3、················································⋯⋯37技术要求和试验方法········································································⋯⋯38检验规则·······················································································⋯⋯49标志、运输和质量证明书·······················································

4、··············⋯⋯5附录(标准的附录)绝缘材料技术条件······················································⋯⋯6T日广r2975-2000前言本标准是在部科技专题《超长无缝线路设计参数及施工工艺》的研究成果基础之上，参照美国AREA第四委员会(Bulletin754)(钢轨胶接绝缘接头技术条件》编写而成。附录为标准的附录。本标准由铁道部标准计量研究所提出并归口。本标准起草单位:铁道部科学研究院铁道建筑研究所、许昌工务段、衡阳铁路机械厂。本标准主要起草人:马战国、冯淑卿、王善元、张奉华。本标准2000年3月首次发布。标准分

5、享网www.bzfxw.com免费下载中华人民共和国铁道行业标准TB/C2975-2000胶接绝缘钢轨技术条件1范围本标准规定了胶接绝缘钢轨的材料、生产、试验方法、检验规则、技术要求、标志、运输和质量证明书。本标准适用于工厂化制造的胶接绝缘钢轨。本标准适用于50吨/m及以上胶接绝缘钢轨。2引用标准下列标准所包含的条文，通过在本标准中引用而构成本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修改，使用本标准的各方应探讨使用下列标准最新版本的可能性。TB/I'2344-199343一75掩/m钢轨供货技术要求TB/I'2345-199343一75kg/m钢轨用接头夹板供货技术要求G

6、B/I'1231-1991钢结构用高强度大六角头螺栓、大六角螺母、垫圈技术条件GB/I'19002-ISO9002-1994质量体系一生产、安装和服务的质量保证模式3质f保证生产厂家应建立符合GB/I'19002-ISO9002-1994的质量保证体系。4材料用于生产胶接绝缘钢轨的各部件，包括钢轨、夹板、螺栓、绝缘材料等，应经检验合格。4.1钢轨4.1.1钢轨型式尺寸、允许偏差、技术要求应符合TB/I'2344的规定。4.1.2每根钢轨的长度不应短于3.0m.4.1.3应尽量采用同一根钢轨锯开胶接。否则两根钢轨胶接端钢轨高度、轨腰厚度相差不得超过0.3mm.4.1.4对于强度低于1078M

7、Pa的非淬火轨，钢轨的胶接端必须淬火，淬火层形状、硬度、淬火区长度、机械性能应符合TB/I'2344的规定。中华人民共和国铁道部2000-03-29批准2000-11-01实施1TB/`T2975-20004.1.5钢轨胶接端轨头及螺栓孔应倒棱，倒棱尺寸1一2mm，倒角45004.1.6钢轨胶接端端面对钢轨纵轴的垂直度偏差及水平偏差不超过0.15mm.4.1.7轨端、螺栓孔、钢轨胶接面应扫磨去毛刺，轨腰侧面凸起字样应打磨