油管短节加工规范(试行)

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1、油管短节加工规范（试行）中国石油化工股份有限公司西北油田分公司目次目次...............................................................................I前言..............................................................错误错误错误！错误！！！未定义书签未定义书签未定义书签。未定义书签。。。1范围............................................................................

2、....12规范性引用文件......................................................................13类型...............................................................................13.1油管短节按外形分类...............................................................13.2油管短节按功能分类.......................................

3、........................24油管短节坯料技术要求...............................................................24.1热轧管............................................................................24.1.1非加厚管.....................................................................24.1.2厚壁管........................

4、................................................24.2锻造管............................................................................35油管短节尺寸和公差.................................................................35.1螺纹尺寸及精度....................................................................35.2油管短节

5、尺寸和公差................................................................35.2.1外加厚变不加厚短节............................................................35.2.2外加厚变径短节................................................................35.2.3外加厚变外加厚短节..........................................................

6、..45.2.4同径短节......................................................................45.2.5不加厚变径短节................................................................46尺寸及外观检验.....................................................................86.1直径测量.................................................

7、.........................86.2壁厚测量..........................................................................96.3长度测量..........................................................................96.4螺纹偏心测量.....................................