建设单位:云南大为制氨有限公司项目名称:沾化年产50万吨合成氨工程工程名称:CO变换装置建设地点:云南省曲靖市沾益县花山镇工艺管道施工方案编制:审核:HSE:批准:中国化学工程第十四建设公司曲靖项目经理部2006年9月1日中国化学工程第十四建设公司CO变换装置工艺管道施工方案第2页共68页2目录第一章工程概况..........................................................................................................................51.1工程特点.....................................................................................................51.2编制依据....................................................................................................5第二章主要实物工程量..................................................................................................................7第三章施工准备..........................................................................................................................83.1技术准备.....................................................................................................83.2机具准备.....................................................................................................83.3材料准备.....................................................................................................9第四章管道工厂化预制..................................................................................................................144.1施工现场预制场的设立..............................................................................144.2管段工厂化预制.........................................................................................174.3管段组件标识............................................................................................22第五章工艺管道现场拼装及安装..................................................................................................235.1安装前的检查............................................................................................235.2预制管道现场拼装优先原则.......................................................................235.3管道安装....................................................................................................235.4与传动设备连接的管道安装.......................................................................275.5阀门补偿器安装.........................................................................................285.6伴热管安装................................................................................................295.7管道支吊架安装.........................................................................................295.8静电接地....................................................................................................305.9工艺管道试验.............................................................................................305.10管道系统吹扫..........................................................................................33第六章管道焊接........................................................................................................................366.1焊工代号管理............................................................................................366.2焊接材料管理.............................................................................................366.3焊材选用（见表6-1）..................................................
