Q345qC?????????????????????
???????????????????????????????壬????????????????????????????????????β????q????????????????????????????í??????????A3q?????????????????16q????????????????12Mnq??12MnVq??15MnVNq??16Mnq??????????????4.5~50?????????????í???????????·?????·?????????纣??????
????????
????|?????|?????|?????|?????|?????????|?????????|????|?????|???????????|?????????|???
??????????????????????????????????:????|?????|?????|?????|?????|?????????|?????????|????|?????|???????????|?????????|????????????,???????????,??????
Q345qC??????????????????????
????????м???3200m3??????????55?????????????7000??/??2??16??-3??13??????????????????25??? ????????5-6???;??????????????????????????????????8-9????2??20??-3??7???700mm?????????????? ??15???????????10??????????????????г???????????????????ì?????????????????
???????? http://www.tjgjb.com ???????лл ?? ????? ?????Q345qC??????????????
??????????Q345qC?????????????????????