????16Mnq???????????
?????????????????????????
50*2200*8000+ 32??
60*2200*7000+ 75??
50*4030*555+ 98??
70*2200*9500+ 32??
80*2200*8000+ 56??
16Mnq??????????????????
????????????????????????????????????????ú??????β????q????????
????????????????????????A3q??????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq????????????4.5~50?????
???????? ???????лл ?? ????? ?????16Mnq???????????
Т????????16Mnq???????????????????