butt-welded joint

基本解释

The results show that the saturation initial crack COD of HDPE butt-fusion welded joint have the statistic variance inherently.
结果表明，HDPE热熔对接接头的抗开裂参量饱和启裂COD值在低温下具有一定的分散性。
In this paper, the statistic distribution of the resistance to initiation property of HDPE pipe butt-fusion welded joint was conducted on the basis of Crack Opening Displacement.
以裂纹张开位移特征值参量为基础，对我国燃气工业中应用日益普及的高密度聚乙烯（HDPE）管道热熔对接接头的抗开裂特性参量的分散性及统计分布进行了研究。
Lamellar tearing is one of the main defects in flash-butt welded joint of Al—Zn—Mgallog type 7003.
层状裂纹是7003铝合金挤压材料对焊接头中最主要的缺陷之一。