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Karfe Mai Kyau 254SMO • UNS S31254 • 1.4547 Hotunan da aka Fito
  • Karfe Mai Kyau 254SMO • UNS S31254 • 1.4547
  • Karfe Mai Kyau 254SMO • UNS S31254 • 1.4547
  • Karfe Mai Kyau 254SMO • UNS S31254 • 1.4547

Karfe Mai Kyau 254SMO • UNS S31254 • 1.4547

Takaitaccen Bayani:

Bututun Bakin Karfe na UNS S31254. UNS S31254 ƙarfe ne mai ƙarfi na austenitic wanda ke da babban matakin molybdenum da nitrogen, yana ba da juriya ga tsatsa da tsatsa da kuma ƙarfi mai yawa idan aka kwatanta da ƙarfe na austenitic na gargajiya kamar 316L. UNS S31254 wani matakin austenitic ne wanda ƙarin chromium, molybdenum da nitrogen ke ba da juriya mai yawa ga rami a cikin ruwan teku. Wannan ƙarfe yana da matsakaicin lamba daidai gwargwado na juriya ga tsatsa (‚PREN' = Cr+3.3Mo+16N) na 43.8. Gwaje-gwaje sun nuna juriya mai yawa ga harin tsatsa da tsatsa a cikin ruwan teku da kuma ƙarfafa tsatsa a cikin sodium chloride mai zafi. Idan aka kwatanta da ƙarfe CrNiMo 17 12 2.5, yana nuna juriya mai kyau ga tsatsa a cikin acid da yawa a cikin adadi iri ɗaya kuma ƙarfin yawan amfanin sa yana kusan 50%. Kyakkyawan iya haɗawa ta amfani da abubuwan amfani na Ni-Cr-Mo. Kashewa da kuma ɗan gajeren lokaci a cikin kewayon 600-1000°C yana hana yiwuwar ci gaban yanayin sigma mai illa, wanda zai iya lalata juriyar tsatsa da kuma lalata shi.


  • Darajan Tube:254SMO • UNS S31254 • 1.4547
  • Nau'in Bututu:An haɗa shi, an haɗa shi da kyau & an zana shi, ba shi da sumul
  • Tsarin Bututu:Madaidaiciya, U Bend
  • Ƙarshen Fuskar:Mai haske, An yi masa fenti da kuma an yi masa fenti, an goge shi
  • Ma'auni (ASME/ASTM):A249, A213, A269, A312
  • Ma'auni (EN):EN 10217-7, EN 10296-2, EN 10216-5, EN 10297-2

    • Cikakken Bayani game da Samfurin

    Alamun Samfura

    Bututun Bakin Karfe na S31254, Bututun Bakin Karfe na 1.4547

    Sinadarin Sinadari (a cikin kashi ta taro)
    Matsayi C Si Mn P S Cr Ni Mo Cu N Wasu
      Mafi girma. Mafi girma. Mafi girma. Mafi girma. Mafi girma.            
    S31254 0.020 0.80 1.00 0.030 0.010 19.5 – 20.5 17.5 – 18.5 6.0 – 6.5 0.50 – 1.00 0.18 – 0.25  
    1.4547 0.020 0.70 1.00 0.030 0.010 19.5 – 20.5 17.5 – 18.5 6.0 – 7.0   0.18 – 0.25  

     

    Kayan Inji & Maganin Zafi 
    Matsayi Rp 0.2Mpa Rp 1.0Mpa RmMpa A (%) Tauri(HRB) Maganin Zafi
      Min. Min. Min. – Max. Min. Mafi girma.  
    S31254 310   675 35 100 An Yi Maganin Allon
    1.4547 300 340 650 – 850 35   An Yi Maganin Allon

     

    Girman Tube da Aka Fi Amfani da Shi
    OD Kauri (mm)
      0.50 0.70 0.80 0.89 1.00 1.20 1.24 1.50 1.65 2.00 2.11 2.50 2.77 3.05
    6.00 x x x x x x x x            
    6.35 x x x x x x x x x          
    7.00 x x x x x x x x            
    7.50 x x x x x x x x            
    8.00 x x x x x x x x            
    9.00 x x x x x x x x            
    9.53 x x x x x x x x x          
    10.00 x x x x x x x x            
    11.00 x x x x x x x x            
    12.00 x x x x x x x x   x        
    12.70 x x x x x x x x x x x      
    13.00 x x x x x x x x            
    14.00 x x x x x x x x            
    15.00 x x x x x x x x            
    15.88 x x x x x x x x x x x      
    16.00 x x x x x x x x x x        
    17.15 x x x x x x x x x x x      
    18.00 x x x x x x x x x x        
    19.00 x x x x x x x x x x        
    19.05 x x x x x x x x x x x x x  
    20.00 x x x x x x x x x x x x x  
    21.34 x x x x x x x x x x x x x  
    22.00 x x x x x x x x x x x x x  
    22.23 x x x x x x x x x x x x x  
    23.00 x x x x x x x x x x x x x  
    24.00 x x x x x x x x x x x x x  
    25.00 x x x x x x x x x x x x x x
    25.40 x x x x x x x x x x x x x x
    26.00 x x x x x x x x x x x x x x
    26.67 x x x x x x x x x x x x x x
    26.90 x x x x x x x x x x x x x x
    28.00 x x x x x x x x x x x x x x
    28.58 x x x x x x x x x x x x x x
    30.00 x x x x x x x x x x x x x x
    31.75 x x x x x x x x x x x x x x
    32.00 x x x x x x x x x x x x x x
    33.40 x x x x x x x x x x x x x x
    35.00 x x x x x x x x x x x x x x
    36.00 x x x x x x x x x x x x x x
    38.10 x x x x x x x x x x x x x x
    42.00         x x x x x x x x x x
    44.50           x x x x x x x x x
    48.26               x x x x x x x
    50.80       x x x x x x x x x x x
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