???????|?????????|45#????|42CrMo????|????????|???????????
???????????????????????????????219-850mm???30-150mm??????20#??35#??45#??16Mn??15CrMo??42CrMo??12Cr1MoV???????????????????
???????????:?????????????219-1200mm???20-100mm?????????????Q235??20#??45#??16Mn??15CRMo??40Cr??42CRMo??12CrMoV???
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299*60 325*55 356*50 360*60 390*60 406*65 430*80 440*55 465*35 485*75 485*80 480*90 500*35 500*50
508*40 508*45 508*60 508*80 520*70 530*60 540*100 560*55 560*60 560*130 585*55 600*78 720*60 840*75
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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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