十万立方米储罐浮顶面积大，设计选用的钢板较薄，焊接后极易产生变形，平整度控制很难。
Million cubic meters of floating roof storage tank area, the design selection of the steel is thinner, easy to produce after welding deformation, flatness control difficult.
介绍了为制造大型原油储罐而专门开发的WH 610d2钢板优良的力学性能、焊接性能和抗硫化氢应力腐蚀性能，该钢种特别适合于大线能量焊接。
The developed WH610D2 plate for large crude oil storage tanks was introduced. Its good mechanical performance, weldability and resistance to H_2S stress corrosion were mainly introduced.
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