Q345qE??????????????????
Q345R?????е?????????????а?
???????????Q345R 16MnR 16MnG ??
???磺Q345R??Q?????????????????λ?????345????????????R????????????????λ?????Q345R????????????340MPa??????????????壬???????????????????????????????????????????????????Q345(16Mn)???????????????????????Q345(16Mn)?????????????????????????????????????????????????????????塣
????Q345qE???????????
??????????????????????????????г??????????????????????????????;????????????????
?г????????????????г??????????????????????????????????????????????????????
????????????????????????????????????????????????????????????????????????????
??????????????????????
Q345qE??????????????????
10??2000??8000+ 70??
10??2000??8000+ 76??
10??2000??8000+ 70??
4??1500??8000+ 21??
10??2000??8000+ 70??
4??1500??800035??
4??1500??8000+ 80??
8??1800??8000+ 70??
6??1800??8000+ 80??
???????? ???????лл ?? ????? ?????Q345qE???????????
?????????Q345qE???????????????