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| ????Square steel tube??GB/T6728-2002 GB/T6725-2002?? |
???ι? Rectangular steel tube ??GB/T6728-2002 GB/T6725-2002?? |
| ??10??10????1??1.5??mm |
??10??20??(1??1.5) mm |
??30??60??(1??4) mm |
| ??12.7??12.7????1??1.5??mm |
??12??18??(1??1.5) mm |
??40??60??(1??4) mm |
| ??16??16????1??1.5??mm |
??15??20??(1??1.5) mm |
??25??70??(1??4) mm |
| ??18??18????1??2.0??mm |
??14??21??(1??1.5) mm |
??30??70??(1??4) mm |
| ??22??22????1??2??mm |
??12.5??25??(1??2) mm |
??50??70??(1.2??4) mm |
| ??25??25????1??2.5??mm |
??15??30??(1??2) mm |
??40??80??(1??4) mm |
| ??28??28????1??2.5??mm |
??20??30??(1??2) mm |
??50??80??(1.5??4) mm |
| ??32??32????1??3??mm |
??15??40??(1??2) mm |
??60??80??(1.5??4) mm |
| ??35??35????1??3??mm |
??20??40??(1??2.5) mm |
??30??90??(1??5) mm |
| ??38??38????1??3??mm |
??25??40??(1??3) mm |
??45??90??(1??5) mm |
| ??44??44????1.2??4??mm |
??30??40??(1??3) mm |
??50??90??(1??5) mm |
| ??45??45????1.2??4??mm |
??20??50??(1??3) mm |
??50??100??(1??5) mm |
| ??75??75????2??4??mm |
??25??50??(1??3) mm |
??80??120??(1??54) mm |
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??30??50??(1??3.5) mm |
??75??125??(1??5) mm |
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??40??50??(1??4) mm |
??60??160??(1??5) mm |
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??20??60??(1??4) mm |
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| ??????????????????????????????????????????????????????????????????м???? |
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??201???????
201???????ι?????????????????????201???????????????????????????????????ɡ?201????????????????????????Ч???????????豸?????????????????????????
201???????ι?????????????????:????????????????????????????????????????????в庸??????????????????????????????????????????????????????????Щ???????????÷?Χ??????????????????а???????ι?????????????????????????????????????????????????????????????????????????????????
304?????
304????????????304????????????ò????????????????????????????????????????????304???????????????????????Ч???????????豸??????????????????????????????
????????????????????????????????????????????????????????鼼??????????????????????????????????????????????????????????????????????????????ù????ι???е??????????????????????????
???
???С???304??????????????????????,??????,???鼰????豸?????????,??????????о??????????????????,??????????????????????
?????ò??????????????????????304????????????????????????????????????????????????????????????????????????????????????е????????÷??????????????????????????
???
GB/T12770-2002????е???ò????????????????????е???????????г?????????????????μ???????е???????????????????0Cr13??1Cr17??00Cr19Ni11??1Cr18Ni9??0Cr18Ni11Nb???
GB/T12771-2008???????????ò??????????????????????????????????????????06Cr19Ni10??022Cr19Ni10??06Cr19Ni110Ti??00Cr17??0Cr18Ni11Nb??06Cr17Ni12Mo2??? |
316L??????
316L?????????????????????п????????????????????棬????????????????????????????????????????Щ????????????????????????????????и???????????????????????????????????????????????????????????????????????????????????г????????????????????????е?????????????????μ????????????????????????????????????????????????л????????????????????????????????????????????????????????????θ??????θ?????????????????????￡?????????????????????????????塣????????ν???????????????????????????????????????????????ε????????????????????????????????????????????￡???????緽?????ι?????????Щ??????????????????÷??????ι????????????????????????????????????? |
