承载鞍支承面焊补裂纹的形成原因及防止措施

Causes and preventive measures for soledering cracks on bearing surface of adapter

剖析了承载鞍支承面焊补裂纹处的金相组织 ,分析了内部缺陷、补焊工艺对焊接裂纹的影响 ,提出了在技术上及管理上防止裂纹产生的措施。

An in depth analysis is made on metallographic structure of welding cracks on bearing surface of adapter.The influences of interior defects and soldering process on welding cracks are analyzed.The solutions in terms of technology and management to prevent cracks are hereupon put forward.