研究了工艺参数对10CrNiMoV钢激光-脉冲MAG复合焊接稳定性的影响.结果表明,激光的加入提高了MAG焊接电弧过程稳定性,改善了焊缝铺展性;激光-MAG复合焊接稳定性主要受激光功率和光丝间距的影响,离焦量的影响并不明显;激光功率对电弧稳定性的影响较小,但随着激光功率的增大,激光小孔处产生的飞溅增多;光丝间距大于2 mm时焊接电弧过程稳定性好.
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