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介绍了30CrMnSiA钢在CO_2气氛中焊接时,采用红外聚焦炉调整与改善焊接接头热影响区性能的工艺措施,为提高30CrMnSiA钢的焊接质量提供了一条可行的途径。
The technical measures of adjusting and improving the performance of heat affected zone (HAZ) of 30CrMnSiA steel in CO_2 atmosphere by using infrared coke oven are introduced, which provides a feasible way to improve the welding quality of 30CrMnSiA steel.