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Karfe Duplex 2205 • S31803/S32205 • 1.4462

Takaitaccen Bayani:

2205 Duplex Bakin Karfe. Karfe mai ƙarfi da ake amfani da shi sosai wanda ya haɗu da ƙarfi da juriya ga tsatsa a cikin nau'ikan acid na halitta, acid na anorganic, ruwan sanyaya mai ƙarfi da gaurayen hydrous H2 S/NaCl. Tare da kusan daidai gwargwado na austenite da ferrite, suna ba da ƙarfin samarwa da kashi 30% mafi girma da ƙarfin tensile kaɗan fiye da austenitics masu ɗauke da nitrogen. Babban juriya ga tsatsa gaba ɗaya musamman ga tsatsa da tsatsa. Juriyarsu ga tsatsa da tsatsa a cikin chlorides masu tsaka tsaki ya fi na austenites. A cikin yanayi mai yawan chloride acidic ko matsakaici mai tsami inda tsatsa da hydrogen ko sulphide ke da yuwuwar fashewa, ana buƙatar la'akari da manyan austenitics masu ƙarfe. Ƙimar tasiri tana da yawa kuma yanayin zafi na kayan tushe ya bambanta a kusa da - 50°C. Duk da haka, rabo da yanayin ferrite a cikin walda da kayan tushe na iya yin tasiri sosai ga tauri a yanayin zafi mai ƙasa da sifili. Fuskantar yanayin zafi matsakaici da mai yawa da kuma sanyi mai sauri na iya haifar da embrittle.


  • Darajan Tube:2205, UNS S31803/S32205, EN 1.4462
  • Nau'in Bututu:An haɗa shi, an haɗa shi da kyau & an zana shi, ba shi da sumul
  • Tsarin Bututu:Madaidaiciya, Lanƙwasa U, An naɗe, An yanke zuwa tsawon guda
  • Ƙarshen Fuskar:Mai haske, An yi masa fenti da kuma an yi masa fenti, an goge shi
  • Ma'auni (ASME/ASTM):ASME SA /ASTM A789 A790
  • 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 2205, Bututun Bakin Karfe 1.4462

    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.            
    S31803 0.030 1.00 2.00 0.030 0.020 21.0 – 23.0 4.5 – 6.5 2.5 – 3.5   0.08 – 0.20  
    S32205 0.030 1.00 2.00 0.030 0.020 22.0 – 23.0
    4.5 – 6.5 3.0 – 3.5   0.14 – 0.20  
    1.4462 0.030 1.00 2.00 0.035 0.015 21.0 – 23.0 4.5 – 6.5 2.5 – 3.5   0.10 – 0.22  

     

    Kayan Inji & Maganin Zafi 
    Matsayi Rp 0.2Mpa Rp 1.0Mpa RmMpa A (%) Tauri(HRC) Maganin Zafi
      Min. Min. Min. – Max. Min. Mafi girma.  
    S31803 450   620 25 30 An Yi Maganin Allon
    S32205 485   655 25 30 An Yi Maganin Allon
    1.4462 450   700 – 920 25   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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