ICS 45 . 040s 24T B中 华 人 民 共 和 国 铁 道 行 业 标 准T B /' I' 19 25 -2 0 03代替 TB/T 1925- 1987液压起拨道器通用技术条件General technical specification for hydraulic track lifting and lining tool2003-03-12 发布2003-09-0 1 实施中 华 人 民 共 和 国 铁 道 部发布TB / P 19 25 -20 03目次前言 ······················ ··········· ·····，·······················，······························ ···········⋯ ⋯ n1范围 ··，·················⋯⋯，··························，················································，·⋯⋯ 12 规范性引用文件 ·················································· ·······················，·····················⋯⋯ 13术语和定义 ·····································································，································⋯⋯ 14型号编制 ············································ ·· ·· ····················· ·· ·· ·························⋯⋯ 25 主要参数及安全使用限界···········································································⋯⋯，.⋯⋯，26要求 · 27试验方法 ·····，·································· ································································⋯⋯ 38检验规则 · ······· ···········，······································································· ···········⋯⋯ 49标志和包装 ···················································· ··············· ····················，············⋯⋯ 47卫 八19 25-20 03前言 本标准代替TB/T 1925- 1987《液压起拨道器》。 本标准与TB/'r 1925- 1987 相比，主要修改如下: —标准名称改为《液压起拨道器通用技术条件》; —增加了前言、术语和定义; —调整了标准的编排结构，即将原标准第3章“试验方法和验收规则”分为“试验方法”和“检验规 则”两章，将其中的技术要求集中于本标准的第6 章“要求”内; —明确了按额定起道力和额定拨道力编写产品型号; —产品规格由一种增加到五种; —删除了有关工艺方面的要求，增加了铸件和焊接质量以及安全性能方面的要求，并规定进行逐台检验; — 取消了容积效率计算和高温密封性能检查; —将保压性能由抽样检验改为逐台检验; —在型式检验项 目中增加了超载检验。 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:哈尔滨铁路局、铁道科学研究院铁道建筑研究所、牡丹江铁路机具配件有限责任公司(原林口液压起拨道器厂) 。 本标准主要起草人:程勉海、付廷龙、宋慧京、韩忠福。 本标准于1987年首次发布，本次为第一次修订。T B/.
