16Mnq??????????????????
???????????????????????????????壬????????????????????????????????????β????q????????????????????????????í??????????A3q?????????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq??????????????4.5~50?????????????í???????????·?????·?????????纣??????
16Mnq?????????????????
??????????г???????????7??????а???г??????????д??仯;??????????г??????????
???????????????????????????????????????????????;??????????????????????????????????????
????????????????????????????????????????????
??????????????????
20*2200*10300+ 32??
25*2200*12050+ 90??
30*2200*8000+ 98??
35*2090*10160+ 65??
40*2200*8000+ 21??
45*2200*8000+ 98??
???????? ???????лл ?? ????? ?????16Mnq???????????
?_???纣??????72mm???16Mnq????????????????и?