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?????? >> ????? >>  ????? >> 35#?????|35#?????|35#????????
  
???????
668272316
????????
35#?????|35#?????|35#????????
?橈????
30-89
????????
????35#????????0635-8884428
??????
?????
 
    ?? ? ? ??

35#?????|35#?????|35#????????

 

35#?????

????35#??????????е????????????????????? ???????????????????????????????????á? ????35#??????35???????????????????????350???????????????????????????????????顣 ????35#??????????? ???? ????35#?????:?????????0.32~0.40%,??????????0.17-0.37%,??????????0.50-0.80%,???????????0.04%,???????????0.25%,???????????0.25%,???????????0.25 ,???????0.25%????. ??????? C S Mn P S Cr Ni Cu
35 0.32~0.40 0.17~0.37 0.50~0.80 ??0.35 ??0.04 ??0.25 ??0.25 ??0.25
????35#???????????????????????????????????????? ????????????????????????????ˉ?????????ˉ?????????????????????????????????????????? ???????????????????????????????????ˉ?????????ˉ?????????????????????????????????????????????????????????????????????????????????????????? 32mm?????2.5-75mm???????????????????6mm???????0.25mm????????????5mm?????С??0.25mm??????????????羫???? ???????????????????10??20??30??35??45??????????16Mn??5MnV?????????40Cr??30CrMnSi??45Mn2??40MnB????????????????????10??20??????????????????????????????????45??40Cr????????????????????????е??????????????????????????????????????????????????????顣???????????????????????????????????????????????

????????????????:?????-????GB??????????ASTM/A29M????????



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

  • ?????????? ????????|??????????|?????????|??????????

  • ?????????? ???????????|410??????
  • ??????????
  • ???????1997  ??????2010/6/6 ?????????? ???????

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

    ??????

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