?????ˉ?? GB/5310 351x8 ???? ?????ˉ?? GB/5310 351x10 ???? ?????ˉ?? GB/5310 351x12 ???? ?????ˉ?? GB/5310 351x14 ???? ?????ˉ?? GB/5310 351x16 ???? ?????ˉ?? GB/5310 351x18 ???? ?????ˉ?? GB/5310 351x20 ???? ?????ˉ?? GB/5310 351x22 ???? ?????ˉ?? GB/5310 351x24 ???? ?????ˉ?? GB/5310 351x26 ???? ?????ˉ?? GB/5310 351x28 ????
????????????????????????????????8-1240??1-200mm???????2-16M??????????????????????,?????????????????顢???????????ˉ?????龡??????????????????? ???????????????????????????????????????????????????????????????????????????????????:10????20????Q235????35????45????20G??16Mn??Q345????27SiMn??15 CrMo??12Cr1MoV??15CrMoV??35CrMoV??10CrMoV910??T91??.??б????GB/T8162-1999??GB/T8163-1999??GB3087-1999??GB5310-1995??GB6479-2000??GB9948-88??GB5312-1999??
?綽:0510-88264616??88264669 ???棺0510-88262996 ?????13400031117??13400038833 |