JBT 8120.2-2011 压燃式发动机 高压油管用钢管 第2部分：复合式钢管技术条件.pdf

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1、ICS27.020J94备案号：33668—2011中华人民共和国机械行业标准JB/T8120.2—2011/ISO8535-2:2003代替JB/T8120.2—2000压燃式发动机高压油管用钢管第2部分：复合式钢管技术条件Compression-ignitionengines—Steeltubesforhigh-pressurefuelinjectionpipes—Part2：Requirementsforcompositetubes（ISO8535-2:2003，IDT）2011-08-15发布2011-1

2、1-01实施中华人民共和国工业和信息化部发布JB/T8120.2—2011/ISO8535-2:2003目次前言......................................................................................................................................................................II1范围................................

3、................................................................................................................................12规范性引用文件..........................................................................................................................

4、..................13尺寸和公差....................................................................................................................................................13.1直径................................................................................

5、.............................................................................13.2长度.............................................................................................................................................................24材料工艺.............

6、...........................................................................................................................................24.1钢材制造工艺..............................................................................................................

7、...............................24.2表面质量.....................................................................................................................................................24.3表面处理...............................................................

8、......................................................................................34.4钢管最低力学性能.........................................................................................