By strictly clearing up weld zone, improving welding material「s purity, strengthening molten pool」s shield and controlling energy input etc measures, weld zone's hot crack and blowhole were prevented.
采取严格清理焊接区、高焊材纯凈度、强熔池保护及控制线能量等措施消除了蒙乃尔合金焊接中的气孔和热裂纹,保证了产品焊接质量。