TBT3019-2001 变牙型防松螺母.pdf

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1、TB中华人民共和国t失越氢才于业摘动佳TB/T3019-2001变牙型防松螺母2001-05-28发布2001-12-01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TB/*r3019-2001目次1范围·············，·····················································································⋯⋯12引用标准································，········································

2、··········，·········⋯⋯13定义，····················、·····················，·······················································⋯⋯14型式与尺寸····················································，························。··············一25要求·····················，···········································

3、··································⋯⋯26检验···································································································⋯⋯37标记·........................................................................................................38标志、包装、运输、贮存··········，·····，················

4、·······································⋯⋯3附录A(提示的附录)防松螺母螺纹牙型示例··························，··················⋯⋯4附录B(提示的附录)防松螺母安装要求·····，··············································一5附录C(提示的附录)与防松螺母相配合的外螺纹·······················，··················⋯⋯6TBA3019-2001前言本标准非等效采用美国MIL-N85353/11-1986nut(f

5、astener),internalythreaded,hexagon,reducedheight.125KSIand200KSIFTU4500F(内螺纹、六角、减高度螺母，125KSI到200KSIFTU4500F)，其螺纹公称直径(D)符合国家标准GB/I'196-1981普通螺纹基本尺寸(直径1-600)中第一和第二系列。本标准的附录A、附录B、附录C都是提示的附录。本标准由上海铁道大学提出。本标准由铁道部标准计量研究所归口。本标准起草单位:上海铁道大学、铁道部标准计量研究所、中国铁路工程总公司电气化工程局、铁道部专业设计院、江苏吴江天龙电气化设备厂。本标准主要起草人:罗雁云、刘学

6、峰、王作祥、曹亦清、胡金培。本标准2001年5月首次发布。标准分享网www.bzfxw.com免费下载中华人民共和国铁道行业标准TB/'f3019-2001变牙型防松螺母1范围本标准规定了螺纹公称直径为6mm-42二的变牙型防松螺母(以下简称防松螺母)的定义、型式、尺寸、要求、检验规则和标志。本标准适用于有防松和重复使用性能的螺母。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为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，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。GB/1'90-1985紧固件验收检查、标志与包装GB/'r196-1981普通螺

7、纹基本尺寸(直径1-600mm)GB/1'197-1981普通螺纹公差与配合(直径1-355rnm)GB/1'1237-2000紧固件的标记方法GB/1'3098.2-2000紧固件机械性能螺母GB/1'3098.6-2000紧固件机械性能不锈钢螺栓、螺钉、螺柱和螺母GB/'r3103.1-1982紧固件公差螺栓、螺钉和螺母GB/T5267-1985螺纹紧固件电镀层GB/1'5779.2-2000紧固件表面缺陷螺母一般要求GB/1'6170-2