压力管道安装通用工艺

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1、压力管道安装通用工艺第A版目录1工艺流程...................................................................................42材料检验...................................................................................52.1一般要求...................................................

2、................................52.2钢管检验...................................................................................52.3管道附件检验............................................................................62.4垫片与填料检验...............................

3、.........................................62.5管道视镜、过滤器及阻火器检验...............................................92.6焊接材料检验..........................................................................102.7阀门检查与试验.................................................

4、.....................112.8传动装置检查与试验...............................................................133管道预制的加工工艺...............................................................153.1一般规定.....................................................................

5、............153.2钢管切割、坡口加工及预组装.................................................153.3弯管制作.................................................................................193.4质量要求.........................................................................

6、........253.5管道机械加工..........................................................................263.6夹套管预制.............................................................................283.7防腐衬里管道的预制.........................................................

7、......313.8管道支、吊架制作..................................................................334管道安装.................................................................................354.1一般规定.....................................................................

8、............354.2管道安装通用要求..................................................................364.3埋地与地沟管道安装...............................................................455管道吹扫与清洗.................................................................