tbt 3093-2004 铁路机车用合金钢车轴轴坯订货技术条件

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1、ICS45.040snSTB中华人民共和国铁道行业标准TB/T3093-2004铁路机车用合金钢车轴轴坯订货技术条件Specificationforshaftblanksonalloysteelaxleinrailwaylocomotiveoforder2004-04-22发布2004-11-01实施中华少味民共和国铁道部发布TB/T3093-2004目次前言·······································································

2、···································⋯⋯n1范围·..............................................................................................................12规范性引用文件···························································································

3、·⋯⋯13代号·..............................................................................................................14尺寸、外形、重量及允许偏差················································································⋯⋯‘24.1尺寸及允许偏差·························

4、·······，···························································⋯⋯24.2外形·...........................................................................................................24.3重量·..............................................................

5、.............................................25技术要求·········································································································⋯⋯35.1化学成分····························，·························································

6、···············⋯⋯35.2制造要求······································································································⋯⋯35.3交货状态······································································································⋯⋯35.4力学性能···

7、································································································⋯⋯35.5低倍组织·······························································································，····⋯⋯45.6非金属夹杂物·································，

8、·，····························································⋯⋯45.7晶粒度······································································································⋯⋯45.8超声波探伤····················································