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WH80Q钢已被逐步用于大型工程机械、船舶等产品中。由于某些部件在制造过程中,只允许在常温下进行施焊,而其冷焊过程中非常容易生产裂纹,影响产品质量。本文在对某部件施焊后出现裂纹这一实例的基础上,提出了一种新的工艺方法及合理的技术参数,并通过实际焊接运作,证明其具有较好的效果。
WH80Q steel has been gradually used in large-scale construction machinery, ships and other products. Because some components in the manufacturing process, only allowed at room temperature welding, and its cold welding process is very easy to produce cracks, affecting product quality. In this paper, a new method and reasonable technical parameters are put forward on the basis of a case of crack after applying welding to a certain component. The actual welding operation proves that it has good effect.