精品文档---下载后可任意编辑地下管道防腐施工方案Document No.:文件编号：CNI23-CM-016Fabrication 编制：Examine and verify审核：Approval 批准：Contents目录Project overview一、工程概况.........................................................1-3Fabrication reference二、编制依据.........................................................3-3Construction principle三、施工原则.........................................................3-33PE anticorrosive production process 四、3PE 防腐生产工艺流程..............................................4-93PE anticorrosive specific production steps五、3PE 防腐具体制作步骤.............................................9-13Heat shrinkable tape anticorrosive concrete steps六、热收缩带防腐具体步骤............................................14-15Safety attentions 七、安全注意事项....................................................16-16Project Overview一、工程概况This project is Linde Huayi(Chongqing) Gases Co., Ltd 1 Billion Nm3/year Syngas CO/H2 project, located in Chongqing(Changshou) Chemical Industry Park, and the main work contains substation、compression unit、power absorption unit、washing unit、raw gas compressor unit、High temperature shift unit etc.. 本项目为林德化医（重庆）气体有限公司 10 亿 Nm3/年合成气制备 CO/H2 项目，位于重庆（长寿）化工园区内， 其中主体工作包括变电所、压缩单元、变电吸附单元、洗涤单元、原料气压缩单元、高温变换单元等。Underground pipeline contains circulating water system, water system, water supply and drainage system, a total of about 1744m welding pipe extension, Dia-in total of 10070 inch, buried steel pipe anticorrosion methods 3PE coating, to ensure that the underground pipeline anticorrosion construction safety, high quality, efficient completion of the project, especially the preparation of this plan.地下管道包括循环水系统、工业水系统、给排水系统，管道共计延长米约 1744m，焊接 Dia-in ...
