TBT3066-2002 铁道交通规范_ 异型钢轨技术条件

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1、ICs45.080S11TB中华人民共和国铁道行业标准TB/I'3066-2002异型钢轨技术条件Specificationofcompromiserails2002-09-09发布2003-02-01实施中华少味民共和国铁道部发布TB月，3066-2002目次前言·················································································································⋯⋯n1范围·...............................................

2、.....................................................................12引用标准·············································································································⋯⋯13技术要求············································································································

3、··⋯⋯14检查与试验方法······································································································⋯⋯25检验规则············································································································，··⋯⋯56异型钢轨的质量保证及标志、运输···············································

4、··························⋯⋯‘’““‘’5TB/了3066-2002前言异型钢轨分整体锻造成形、压制成形和焊接异型钢轨。整体锻造成形、压制成形异型钢轨在铁路上应用广泛，技术性能优于焊接异型钢轨。本标准不适用于焊接异型钢轨的制造。本标准参照铁道行业有关标准，结合科研、设计、生产实践经验，在无国家标准情况下首次制定。本标准由铁道部标准计量研究所提出并归口。本标准主要起草单位:哈尔滨铁路局、齐齐哈尔工务机械厂、铁道部标准计量研究所、沈阳铁路局朝阳镇工务器材厂。本标准主要起草人:马国发、王椒梅、胡亚娟、孙法林济玉环、杨森。TB/C3066-2002异型钢轨技术条件，范围本标

5、准规定了异型钢轨的技术要求和检验方法、检验规则、标志及运输。本标准适用于75-60掩/m,60-50掩/m,50-43掩/m的锻造成形异型钢轨和压制成形异型钢轨(以下称异型钢轨)制造及检验。其他型号的异型钢轨可参照本标准执行。2引用标准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的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/T228金属拉伸试验方法GB/T19001-IS09001-2000质量管理体系要求GB/T19002

6、-IS09002-1994质量体系一生产、安装和服务的质量保证模式TB/T1354-1979钢轨实物弯曲疲劳试验方法TB/'F2341.1-199343掩/m钢轨型式尺寸TB/I'2341.2-199350吨/m钢轨型式尺寸TB/T2341.3-199360掩/m钢轨型式尺寸TB/'r2341.4-199375吨/m钢轨型式尺寸TB/T2344-199343一75kg/m钢轨供货技术条件3技术要求口八口制造异型钢轨的原料应是铁路用钢轨，并符合TB/'r2341.1-2341.4,TB/T2344的规定。﹂异型钢轨应按经规定程序批准的图样技术文件制造。其外形尺寸应符合表3的规定。单位为毫米异型部

7、位}f一令一月)今-一一叶-一一C曰多一份-霸}}limp45016150AR图，异型钢轨外部结构示蔽图TB月，3066-20023.3异型钢轨的长度一般分为6.25m和12.5m两种，也可按需方要求制造，但应不大于25m。其长度L<12.5m时，L士3二;长度L)12.5m时，L士6m,3.4异型钢轨的异型部位外部结构尺寸见图to3.5异型钢轨的成形段的断面尺寸、孔加工尺寸公差应符合TB/T23