摘要
根据大壁厚螺旋埋弧焊管成型工艺调整过程中的实践经验,分析阐述了内焊缝微裂纹缺陷的成因和有效控制方法。
According to the practice experience in forming adjustment process for SSAW pipe with heavy wall-thickness, this article analyzed caused tiny crack reasons and effective control methods to inside weld.
出处
《焊管》
2009年第5期49-51,共3页
Welded Pipe and Tube
关键词
内焊缝微裂纹
咬合稳定区
内焊缝
递送线位置
inside weld tiny crack
occlusal stability zone
inside weld
driving line location
