目录一、适用范围.........................................................................................................................2二、编制依据.........................................................................................................................2三、工程概况.........................................................................................................................2四、焊接施工准备.................................................................................................................24.1图纸会审和设计交底..............................................................................................24．2焊接工艺管理.........................................................................................................34.3焊工管理...................................................................................................................34.4焊材管理..................................................................................................................3五、施工工艺.........................................................................................................................65.1施工工序...................................................................................................................65.2铝合金管道的焊接...................................................................................................65.3空分塔的环缝焊接.................................................................................................135.4铜及铜合金的焊接................................................................................................155.5冷箱体及碳素钢，不锈钢管道的焊接。...........................................................15六、焊后检验.....................................................................................................................196.1质量检验................................................................................................................196.2外观检查................................................................................................................206.3无损探伤检查........................................................................................................206.4返修及补焊............................................................................................................206.5表面缺陷修补..........................................................................................................216.6焊缝施工记录........................................................................................................21七、焊接工程常用符号见下表.........................................................................................21八、质量控制管理.............................................................................................................218.1质量保证措施........................................................................................................218.2、焊接质量控制点..................................................................................................23九、HSE管理、环境和职业健康安全保证措施..............................................................271、安全措施..................................................................................................................272、应急...
