一编制依据........................................................................................................................................1二工程概况、施工范围及工程量....................................................................................................12.1工程概况..................................................................................................................................12.2焊接工程量..............................................................................................................................1三焊前准备工作及机具配备............................................................................................................23。1焊工资格认定及职责分工....................................................................................................23。2焊前准备工作.......................................................................................................................2四施工主要机具及材料....................................................................................................................34。1主要机具................................................................................................................................34.2焊接材料...................................................................................................................................3五作业工序及工艺要求....................................................................................................................35。1流程图：................................................................................................................................35。2环境状态................................................................................................................................45。3焊机状态................................................................................................................................45。4坡口制备及对口状况的检查................................................................................................45。5点焊及焊接............................................................................................................................55.6工艺要求...................................................................................................................................65.7焊后自检...................................................................................................................................6六质量标准及检验要求....................................................................................................................76。1质量标准................................................................................................................................76.2检验及返修...............................................................................................................................7七安全、文明施工措施....................................................................................................................8八环境保护措施................................................................................................................................9阳泉煤业(集团)有限公司煤矸石综合利用电厂工程YQXMB-HJ-J-003/2004热处理作业指导书一编制依据2.1哈尔滨锅炉厂（有限）公司提供的施工图纸。2。2《火力发电...
