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简要分析2(1/4)Cr-1Mo钢材的焊接性能,从筒节成形、主体焊缝的焊接、重叠装配及焊后整体热处理入手,着重叙述了加氢换热器的制造工艺方案,并就中小型卷板机的工作能力换算作了介绍。
The welding performance of 2 (1/4) Cr-1Mo steel is briefly analyzed. The manufacturing process of hydrogenation heat exchanger is emphatically described from the aspects of tube forming, welding of the main welding seam, overlapping assembly and overall heat treatment after welding Small and medium volume bending machine working capacity conversion was introduced.