郑州市农业路快速通道工程钢结构制作焊接工艺评定报告目录一、焊接工艺评定计划及要求..................................................................................................-3-1.1、工程概况........................................................................................................................-3-1.1.1、结构型式................................................................................................................-3-1.1.2、材料........................................................................................................................-3-1.2、技术规范........................................................................................................................-3-1.3、焊接接头形式及工位....................................................................................................-4-1.4、焊接方法及焊材............................................................................................................-4-1.4.1焊接方法....................................................................................................................-4-1.4.2焊材选用....................................................................................................................-4-1.5、焊接工艺评定计划........................................................................................................-5-1.6、焊接工艺评定要求......................................................................................................-10-1.6.1母材、焊材及保护气体要求..................................................................................-10-1.6.2人员要求..................................................................................................................-10-1.6.3焊接设备与极性要求..............................................................................................-10-1.6.4焊接工艺评定试件接头要求..................................................................................-10-1.6.5引弧板和引出板......................................................................................................-10-1.6.6衬垫.........................................................................................................................-10-1.6.7多层多道焊及层间温度..........................................................................................-11-1.6.8道间清理..................................................................................................................-11-1.6.9清根.........................................................................................................................-11-1.6.10环境要求................................................................................................................-11-1.7、试件焊缝检验及力学性能试验..................................................................................-11-1.7.1试件焊缝外观检验..................................................................................................-11-1.7.2试件焊缝无损检测..................................................................................................-12-1.7.3试件焊接接头性能试验..........................................................................................-12-二、分项试验报告........................................................................................
