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1、署臀中华lk民共和国交通行Ak标准JT346,539-2004JT/T138,12,109,247,249一251,258,259,265,343,349,352,358一360-2004内河船系列标准(一)2004-06-03发布2004-09-01实施中华人民共和国交通部发布ICS47.020.20U48备案号:AM中华少味民共和国交通行」k标准JT/丁259-2004代替JT/T259-1995内河船舶轴系中间轴承Themiddlebearingforinlandwaterwayshipshafting2004-06-03发布200
2、4-09-01实施中华人民共和国交通部发布JT/T259一-一2004目次前言················，······，，·················，，，·····，，，·，··“·-··，·······，···4·····，···⋯⋯%1范围·············································，···········，······，·································，⋯972规范性引用文件··········，·，····················
3、··········，············，··········，·········，·········⋯⋯973术语和定义·····，··········································，，········...............................⋯⋯974分类与基本型式··················，··························································，····⋯⋯，.二975基本参数和产品标记··......
4、..................，，，········，，·····‘··························.········⋯⋯986结构和主要尺寸··········································，··········-·································⋯⋯987技术要求·····，································‘···································，··········-······
5、··⋯⋯1018验收··，···........................................................................····················⋯⋯1019标志、包装、运输和贮存····················-·······················，·····························⋯⋯102JT/T259-2004月ii吕本标准代替JUT259-1995《内河船轴系中间轴承》。本标准与JT/T259-1995主要变化如下:—
6、增加了“术语和定义”章节;—将原标准中间轴承的分类型式“A,A.,B,C"改为“A,B,C,D”型式;增加了对中间轴承工作温度，轴承与轴装配间隙的规定;—将原标准第9章和第10章合并，改为“标志、包装、运输和贮存”，且增加了相关内容。本标准由全国内河船标准化技术委员会((SAC/TC130)提出并归口。本标准起草单位:长江船舶设计院、上海市航务管理处。本标准主要起草人;李绍怀郑真刘滔。本标准代替标准的历次版本发布情况为:JT4175-1986;JT/T259-1995www.bzfxw.comJT/T259-2004内河船舶轴系中间轴承范
7、围本标准规定了内河船舶轴系中间轴承(以下简称中间轴承)产品的分类和基本型式、基本参数和产品标记、结构和主要尺寸、技术要求，验收，标志、包装、运输和贮存。本标准适用于内河各类航行船舶，沿海船舶亦可参照采用。2规范性引用文件下列文件中的条款通过本标准的引用而构成本标准的条款。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)或修改版均不适用于本标准，然而，鼓励根据本标准达成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/T307.1滚动轴承向心轴轴承公差GB/T700碳素结构钢GB/
8、T1174.铸造轴承合金GB/T1176铸造铜合金技术条件GB/T9439灰铸铁件GB/T11352.一般工程用铸造碳钢件3术语和定义下列术语和定义适用于本标准。3.1轴系shafting船舶
