?硡????0635??2189598
???????13396220692??17862525099??17862512888??18963580692
?????2418524989@qq.com
??????????????????
??????????????и??????????????66??
????16Mnq???????????
16Mnq??????????????????
????? ???????: hexagonal steel CAS??: ?? ?? ?: ???????????? ??????????????ε???????????????????????????Χ?7??80mm???????????????????????????????????????????????????? hexagonal steel ??????????????????????????????????ε????????????S?????硣????? ???? ???????????????????????????ε?????????е??????????????????????????????????????????????????????????????硰??30??30??3?????????????30?????????3??????????
???????? ???????лл ?? ????? ?????16Mnq???????????
??????е??4?????16Mnq?????????????÷?Χ
??????? /Pro
??????? /CONTACT
?????????????????????????????????????????????????????????????????????????????????????????????????????
COPYRIGHT ?????????????????? ????????ICP??2021038300?? ???????????????