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1、拱顶冷热熔盐储罐焊接施工工程概况及编制依据1.Project Summary本工程为2台20000m拱顶冷、热熔盐储罐新建工程，工程所在地位于青海省德令哈市西出口太阳能发电基地内，工程内容包括储罐罐主体制作、安装、防腐、及相关检测。This work is for two sets of 20000m vault hot melt salt storage tank new project, the project is located in solar energy base of west exit of Delingha City, Qinghai province, and the p
2、roject contents include fabrication, installation, anti-corrosion, and relevant inspection of the main body of the storage tank.储罐结构形式为拱顶固定顶，共由五带壁板组成，壁板材质为Sa-516 Gr.70 N，壁板厚度从下到上依次为42mm、34mm、25mm、16mm、10mm。 The storage tank structure is fixed arch roof which is constituted with five shell plates. Th
3、e material of shell plate is Sa-516 Gr.70 N， the thickness of shell plate from up to down in sequence is 42mm, 34mm, 25mm, 16mm and 10mm respectively.2 编制依据2 Compilation Basis2.1 中广核德令哈50MW光热项目热传储热系统施工图2.1 Construction Plan of CGN-Delingha 50MW Solar Thermal Power Generation Project Heat Transmissio
4、n and Heat Accumulation System2.2 合同、招标文件；2.2 Contract, bidding document;2.3 Q/JH121.11.004-92安全技术操作规程2.3 Q/JH121.11.004-92 Safety Technical Operation Process2.4 GB501282014立式圆筒形钢制焊接储罐施工及验收规范2.4 GB50128-2014 Vertical Cylindrical Steel Storage Tank Welding Construction and Acceptance Specification2.5
5、 SH/T3530-2011石油化工立式圆筒形钢制储罐施工工艺标准2.5 SH/T3530-2011 Technical Standard for Construction Vertical Cylindrical Steel Storage Tanks for Petrochemical Industry2.6 GB50341-2003立式圆筒形钢制焊接油罐设计规范2.6 GB50341-2003 Code for Design of Vertical Cylindrical Welded Steel Oil Tanks2.7 GB/T709-2006热轧钢板和钢带的尺寸、外形、重量及其允许
6、偏差2.7 GB/T709-2006 Dimension, Shape, Weight and Tolerances for Hot-rolled Steel Plates and Sheets2.8 NB/T47014-2011承压设备焊接工艺评定2.8 NB/T47014-2011 Welding procedure qualification for pressure equipment2.9 NB/T47015-2011 压力容器焊接规程2.9 NB/T47015-2011 Welding specification for Pressure Vessels2.10 GB/T985-1
7、998气焊、手工电弧焊及气体保护焊焊缝坡口基本形式与尺寸2.10 GB/T985-1998 Basic forms and sizes of weld grooves for gas welding manual arc welding and gas-Shielded arc weldind2.11 GB/T986-1998埋弧焊焊缝坡口的基本形式与尺寸2.11 GB/T986-1998 Basic forms and sizes of weld grooves for submerged arc welding2.12 JB/T4730-2005承压设备无损检测2.12 JB/T4730-2005 Nondestructive Testing of Pressure Equipments
