?????????????|?????ü????|Q235?????
|
?????? |
10#??20#??45#??27SiMn
????ASTM A53A,B
????16Mn<Q345A,B,C,D,E> |
GB/T8162-2008
????GB/T17396-1998
????ASTM A53 |
??6-630*1-75 |
??????????????????????е????? |
????????????????????????????????????????????????壬?????????????????????????????????????????????????????????????????????????????????????6-630-852mm??????????????????????????????????????????????????????????????????????????????????????????????????????
??????????????????? 20#??45#??16Mn??27SiMn??20G??12Cr1MoVG??15CrMoG??????й???GB8162?????GB8163??????GB3087???????ˉ???GB5310??????????????????????????й?????????????????ú???????????????ˉ????е??????????????С???????????????????????
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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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