国精产品一区一区三区,97久久精品无码一区二区,欧美老妇大P毛茸茸,两根黑人粗大噗嗤噗嗤视频

 
????????? ??????????????????>>>>
??????316LVV????
316SS?????????
316LVV??????
316LVV?????????
??????316LVV??????
316SS??????
316LVV??????
316LVV?????????
316LVV?????
316SS?????????
316LVV??????
316LVV?????????
????????? ???...
????6*1С???????????&...
GB3087?????ˉ??-????...
   ?????λ?????? >> ????? >>  ????? >> 35CrMoV?????????????????????????????????,?????????
  
???????
83110324816
????????
35CrMoV?????????????????????????????????,?????????
?橈????
89*5-630*60
????????
???????0510-88268136
??????
?????
 
    ?? ? ? ??

35CrMoV????????????????????????????,?????????10:32:332011??8??31?? ??????

35CrMoV????

????35CrMoV???????0.30~0.38????0.17~0.37????0.40~0.70????0.20~0.30????1.0~1.30????0.10~0.20
?????? ?????????λ?????????????????????????????????????????40Cr??35CrMoV????
?????????????????????????????????????????????????????????????1.5%??????????????????????????????????????????????????????????????????????????????"1"????????"12CrMoV"??"12Cr1MoV"???????????0.4-0.6%???????0.9-1.2%?????????????????????????????????1.5%????2.5%????3.5%??????????????????????????????????????2??3??4???????????18Cr2Ni4WA??
????????е??V????Ti????AL????B?????RE???????????????????????????????????????б????????20MnVB???С????0.07-0.12%?????0.001-0.005%??
??????????????????????"A"???????????????????
??????????????????????????????????????????????????????í??????30CrMnSi?????????ML30CrMnSi??
????????????????????й????????????????????
????????????????????????????????????????????????????????????????????????????????????з???????????????????????????з????????????????????
 35CrMoV??????????
???? C Si Mn Mo Cr V
35CrMoV 0.30~0.38 0.17~0.37 0.40~0.70 0.20~0.30 1.0~1.30 0.10~0.20
?????????????
????35CrMo??16-50Mn??27SiMn??40Cr??Cr5Mo 12Cr1MoV 12Cr1MovG 15CrMo 15CrMoG 15CrMoV 13CrMo44 T91 27SiMn 25CrMo 30CrMo 35CrMoV 40CrMo 45CrMo 20G Cr9Mo 10CrMo910 15Mo3 A335P11. P22.P91. T91??????102??ST45.8-111??A106B
?????????:
??????????????????????
???????????       
??????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??
?????????: ?????????????????????????????????????????????ˉ?????????????   ????????????????????????????????????????ˉ??,  ??????  ????????   ?????????


?????????????????????????????????????????????????????????????????????????????????????????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

  • ?????????? ???o???,,???3??Q345B?????,?????????0510-88268136

  • ?????????? 13CrMo44?????????()???1???????()??????????,??????
  • ??????????
  • ???????2078  ??????2011/10/21 ?????????? ???????

    ??????? | ????? | ?????? | ??ˉ????? | ??????? | ?????? | ?????? | ??????? | ???????? | ??????? | ????????   ?????   Sitemap
    ?????????316L?V????????316LVV????????316SS?????????????????316LVV?????????????????
    ?綽??0510-88264321??88223334?????棺0510-88223334???????13967282625??18921237777  ??????
    sitemap Copyright ® ???????????????? ???:??????????????????????·66??
    ????

    ??????

    • ???1 ??????????????
    • ?????18921237777