

OEMalaabta tuurista maalgashiga caadadaka samaysan roobab adag oo ka samaysan birta aan fiicnaynAasaaska Shiinaha.
Adkeynta birta aan fiicnayn ee roobabku waxay tilmaamaysaa nooca birta aan lahayn kaas oo ku daraya noocyo kala duwan iyo qiyaaso kala duwan oo ah walxaha xoojinta, iyo noocyada iyo tirada kala duwan ee carbides, nitrides, carbonitrides iyo xeryahooda intermetallic ayaa ku soo da'aya habka adag ee roobka. Adkeynta roobabka birta aan lahayni ma leh oo kaliya xoog sare, laakiin sidoo kale waxay leedahay adayg wanaagsan iyo iska caabin daxalka. Si loo adkeeyo daadinta birta ee ka kooban naxaasta roobka, adkaanta shubista birta ayaa korodhay sababtoo ah roobabka wejiyada adag ee qani ku ah naxaasta ee gobolka sida-kabka ah inta lagu jiro habka qaboojinta. Si loo jilciyo qaab-dhismeedka oo loo hagaajiyo waxqabadka farsamaynta, dhejinta birta ah ee noocan oo kale ah waxay u baahan yihiin daaweynta kuleylka xalalka. Heerkulka xalinta adag ee roobabka adag ee shubka birta ka kooban naxaas guud ahaan waa 900 ℃ ~ 950 ℃. Qaboojinta ka dib, qaab dhismeed hal-waji ah oo sarreeya oo leh jajab tiro naxaas ah oo ah 1.0% ~ 1.5% ayaa la heli karaa.
Adkeynta birta aan fiicnayn ee roobabka ayaa si weyn loogu isticmaalaa gudahawarshadaha horumarsan. Tusaale ahaan, roobabka caadiga ah ee adkeynaya birta aan fiicnayn ee 17-4PH waxaa loo isticmaali karaa in lagu sameeyo dhismayaal ka hooseeya 370 ° C kuwaas oo u baahan iska caabin daxalka, xirashada caabbinta, iyo xoog sare.
Aasaaska RMC ayaa Qaaday darajooyinka Caadiga ah ee soo socda
1- Heerarka Shiinaha: 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb
2- British Standard: ANC20, ANC21, ANC22
3- Heerarka Mareykanka: 630, 634, 17-4PH, 15-5PH, CB7Cu-1
4- Heerarka Jabbaan: SCS24, SCS32
5- Heerka Jarmalka: 1.4542


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