【摘要】 对多排密集翅片换热管管束在制造过程中普遍存在的翅片管与管箱的焊接变形问题进行了分析，编制出了适用于该类焊接变形分析的计算程序，并由此提出了质量控制措施。更多还原

【Abstract】 Abstract This paper analyzes the welding distorion in packed arranged finned tubes and pipe boxes, develops computer analysing programs for compntation of distortion in welding finned tubes and pipe boxes, and proposes controlling measures against bundle’s distortion. As a result, the distortion problem of bundles in manufacturing has been solved.更多还原