ICs 45 .080S 1 1T B中 华 人 民 共 和 国 铁 道 行 业 标 准 TB / T 1781-2004代替TB/ T 1781- 1986 , TB/ T 1783- 1986 , TB/ T 1784- 1986混凝土枕用轨下调高垫板技术条件Specifications of uplifting tie plate underside rail for concrete sleeper2004-10-23 发布2005-01-15 实施中 华 少味民 共 和 国 铁 道 部发布T B/ T 1 78 1-2 004目次前言 ·. I1范围 · 12规范性引用文件 ········ · ····，··································· ···························，················⋯⋯ 13型式尺寸 ······································································································· ⋯ ⋯ 14技术要求 ····································· ，··································································⋯⋯25试验方法 ······································ ·······························································。··⋯⋯ 36检验规则 ·········································································································⋯⋯ 37包装与储运 ································································ ································· ···一 3附录A(规范性附录)调高垫板密度试验··············· ···············，·······························，·····⋯⋯ 5附录B(规范性附录)调高垫板含水率试验········································ ·························⋯⋯6附录 C(规范性附录)调高垫板吸水率试验 ·······，··························································⋯⋯ 7附录D(规范性附录)调高垫板胶合强度试验·······································，·······················⋯⋯8附录 E(规范性附录)调高垫板变形试验 ················· ········ ·········· ···············，············⋯⋯ 10n 3/ T 1 781-2004前言 本标准代替TB/T 1781- 1986(混凝土枕 宽枕用调高垫板型式尺寸》,TB/T 1783- 1986《混凝土枕 宽枕用竹调高垫板、混凝土枕用竹衬垫技术条件》和〕'B/T 1784- 1986《混凝土枕 宽枕用木调高垫板、混凝土枕用木衬垫技术条件》。 本标准与TB/ T 1781,TB/ T 1783,TB/ T 1784 相比，主要变化如下: —调高垫板型式尺寸、技术条件的有关内容统一纳人本标准; —增加75吨/m钢轨用调高垫板的技术内容; —取消了木制和竹制调高垫板的胶合剂的技术内容。 本标准的附录A、附录B、附录C.
