The results indicated that impact absorbed energy of heat-affected zone in welded joint of X70 pipeline steel were proportional with shearing area on the whole.
结果表明：X70管线钢焊接接头热影响区冲击试样的冲击功与断口剪切面积基本成线性比例关系，冲击功越高，剪切面积越大。
The results indicated that impact absorbed energy of heat-affected zone in welded joint of X70 pipeline steel were proportional with shearing area on the whole.
结果表明：X70管线钢焊接接头热影响区冲击试样的冲击功与断口剪切面积基本成线性比例关系，冲击功越高，剪切面积越大。
应用推荐