???????????\27SiMn??????\????????????
??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????20g?????ˉ???????????????;16Mn????????????????ù???????????????????????????????????????????????????????????????????????????????? ????????????:10#??20#??35#??45#??20G??40Cr??20Gr??16Mn-45Mn??27SiMn??Cr5Mo??12CrMo(T12)??12Cr1MoV??12Cr1MoVG??10CrMo910?? 15CrMo??35CrMo??40CrMo????????б???У?GB/T8162-1999??GB/T8163-1999??GB/T3087-1999??GB/T5310-1995??GB/T6479-2000??GB/T9948-1988??GB/T5312-1999??GB/T8162-99??GB/T8163-99??GB/T3807-99??GB/T5310-95??20G??ST45.8??GB9948-88???
????????219-1000?????20-100???????20#??35#??45#??16Mn??27SiMn??15CrMo??40Cr??12CrMoVG???????????????????????219-1600?????20-150??????20#??35#??45#??16Mn??27SiMn??15CrMo??40Cr??12CrMoVG????????
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??????????????б??GB/T17396-1998?????????????ú??????????????????????????????
??????????????????20??45??27SiMn???
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?????????????????????????????????????????????????????????????????????????????????????????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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