?硡????0635??2189598
???????13396220692??17862525099??17862512888??18963580692
?????2418524989@qq.com
??????????????????
??????????????и??????????????66??
Q345qD??????????????????
J507?????
J507RH??J507?????????????????????????????????????J507RH???????????????????????
2?????Q235????????,?????GB700-79??????A3??C3
Q345??????????????1591-88??????12MnV??16Mn 16MnRE??18Nb??14MnNb
???????????????????
????|?????|?????|?????|?????|?????????|?????????|????|?????|???????????|?????????|???
???????????????й??????????????????????????????????ASTM??ASME????????JISS????????DIN?????
???BS????????? IO????????EN ???????????????????????????????????и??????????????????????
?????????8-600mm???4.5m ??????18m????????????????? ?????????????????????m??0.5mm????????
100mm???8mm?????γ???1mm???и??????? 100mm?12.5????100mm?25???и??????????????
Q345qD???????????????????
??????????????????????????????????????????1482??????????????????????????????????????????????????????滯???????????г????????????????????????9?·??????????????5???????????????8?????л??????????9????22??????5????????????????1150.71???????????й????????Э??????????????????????????1157.16????
???????????Q345qD???????????????????
??????? /Pro
??????? /CONTACT
?????????????????????????????????????????????????????????????????????????????????????????????????????
COPYRIGHT ?????????????????? ????????ICP??2021038300?? ???????????????