斗杆体轴套焊缝部位早期断裂原因剖析

Analysis of the Early Crack on Weld Seam of Bucket Arm Sleeve

针对广西玉柴工程机械责任有限公司营销部反馈回来的 1 1条斗杆轴套焊缝部位早期断裂质量故障 ,通过对原件观察和调查分析 ,找出导致斗杆体早期断裂的原因 ,提出一系列改进措施。

Survey and investigation is don to early crack on weld seam of the 11 returned bucket arm sleeves and reasons for the default is found.Thus,improvement measures are proposed.