目录第一章总体概述..........................................................................31.1编制依据...........................................................................................................................................31.1.1设计图纸................................................................................................................................31.1.2相关规范、规程....................................................................................................................31.1.3相关管理标准........................................................................................................................41.2钢结构焊接工程概况.......................................................................................................................41.2.1焊接对象分析........................................................................................................................41.2.2焊接流程................................................................................................................................61.2.3焊接工艺评定........................................................................................................................7第二章施工准备及资源配置................................................................72.1人员准备...........................................................................................................................................72.2主要焊接设备机具...........................................................................................................................72.3技术准备...........................................................................................................................................82.4焊接材料准备...................................................................................................................................8第三章主要焊接工艺......................................................................83.1焊接方法的选择...............................................................................................................................83.2焊接材料的选择...............................................................................................................................93.3坡口形式的设计.............................................................................................................................103.4焊接设备的配置.............................................................................................................................123.5焊接工艺顺序.................................................................................................................................153.6焊工考试.........................................................................................................................................173.7焊接施工流程.................................................................................................................................203.8预热、层间温度控制和后热.........................................................................................................24第四章栓钉焊接施工工艺.................................................................254.1栓钉焊接工艺流程..................................................................................
