?硡????0635??2189598
???????13396220692??17862525099??17862512888??18963580692
?????2418524989@qq.com
??????????????????
??????????????и??????????????66??
Q345qC?????????????????????
???????????????????????????????壬????????????????????????????????????β????q????????
????????????????????í??????????A3q?????????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq??????????????4.5~50?????
???????
????????í???????????·?????·?????????纣??????
???????????????????????????????????豸????????????????????????????????????????????????
??????????????????????????????????????г??????????????????Э???????????????????????????
????????徭???????????????????????????????????????????????????????????????????????????????
??????????????????硢????????????????????????
Q345qC?????????????????????
14??2000??8000+ 70??
8??2000??8000+ 21??
8??2000??8000+ 70??
8??2000??8000+ 32??
8??2000??8000+ 70??
10??2000??8000+ 21??
10??2000??8000+ 70??
??????????????14mm???Q345qC????????????????÷???
??????? /Pro
??????? /CONTACT
?????????????????????????????????????????????????????????????????????????????????????????????????????
COPYRIGHT ?????????????????? ????????ICP??2021038300?? ???????????????