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??????????????????????λ???????????????????г?--?й????????????????????????????????????????????????????????,?????????ˉ?????????????,ú;?????????????????????????????????????????20g?????ˉ???????????????????????????????????????????8-1240??1-200mm????????????????????????????:?????????????????????????,???и????ˉ????????????????;???????????ˉ?????????ù?|?????????????ù????????????и???????????????????????????????????????????????п????????? ????????????????????ι?????????

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?????????-????16Mn????-??????????--????????????????????????0510-88268136   88269158    88268567

????16Mn?????16Mn????
16Mn???????16Mn?е?????????? ??????????????????0.1%-0.25%,?????????????????衢???????????????????????<3%?????????300??350??400??450MPa??4???????????Q295??Q345??Q390??Q420??Q460????  16MN????
??Q?????????????????????????д????????????????????С????????s????????????????????????????????????????????????????????仯?????A??B??C??D????????A??B?????????16Mn ????16Mn??????????? ????C??0.12~0.20?? Mn:1.20~1.60?? Si:0.20~0.55?? ????????470~660?/???????? ????????275~345?/???????? ?????21%??????????????????????????????????????????????16~100mm ????16Mn?????????? ???????????????????????16Mnq???????????????????????16MnL??????????????????????16MnR???? ????16Mn???????? ????GB/T8163-2008(??????????) GB6479-2000??????????豸???????? ????16Mn?????????????:[(??-???)*???]*0.02466=kg/??(????????)



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