关键词：螺旋缝埋弧焊管；x100钢级；拉伸性能；屈服强度；应变时效 [gap=834]Key words：SAWH pipe；X100 grade；Ten8ile property；Yield strength；Strain aging
基于4个网页-相关网页
关键词：螺旋埋弧焊管；X80钢；屈服强度；形变量；冷扩径；包辛格效应；取样方法 [gap=597]Key words：SAWH pipe；X80 steel；yield s讹ngth；shape deformation；cold expansion；Bauschinger effect；samp
基于2个网页-相关网页