27SiMn????-???????????k27SiMn????????????:??????
??27simn????????????
????1???????????????GB8163-2008
????2????ˉ????????GB3087-2008
????3????ˉ?????????GB5310-2008??ST45.8-?????
????4???????豸??????????GB6479-2000
????5?????????????????YB235-70
????6????????????????YB528-65
????7????????????????GB9948-88
????8?????????????????YB691-70
????9??????????????????GB3088-1999
????10??????????????GB5312-1999
????11???????????????????GB3639-1999
???????????16Mn??27SiMn??15CrMo??35CrMo??12CrMov??20G??40Cr,12Cr1MoV,15CrMo???????????????????????????????????????????????????????????????????????????????????
????27SiMn????????????:[(??-???)*???]*0.02466=kg/??(????????)
??????????????????????
???????????:
??????綽??18921511196??????????????綽??0510-88268136??
??????綽??13812042226??????????????綽??0510-88267553??
????????????:
??????綽??13382886444??????????????綽??0510-88264321??
??????綽??18014258567??????????????綽??0510-88268567??
????????????:
??????綽??13646176766??????????????綽??0510-88269158??
?????????????????????????????????????????????????????????????????????????????????????????С???????????????????????????????????????????????????????????,??????????????20#??45#??16MN??Q345??A/B/C/D/E????27SIMN??15CrMO??12Cr1MOV??10CrMO910??304??304L??316??316L??321??P11??P22??P91??T91.??й???GB8162-99?????GB8163-99????????????ù?????????GB3087-99??GB5310-85????????ˉ?ù??GB5312-8???ù??...
???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
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