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Àwọn Irin Duplex 2205 • S31803/S32205 • 1.4462

Àpèjúwe Kúkúrú:

2205 Duplex Irin Alagbara. Irin duplex ti a lo jakejado ti o n so agbara giga ati resistance ipata ninu orisirisi awon acids Organic, awon acids anorganic, awon omi tutu ti o lagbara ati awon adalu hydrous H2 S/NaCl. Pelu adalu austenite ati ferrite ti o fẹrẹ dogba, won fun agbara ikore ni 30% ti o ga ati agbara tensile ti o ga ju awon austenitics ti o ni nitrogen ti o jọra lọ. Agbara giga si ipata gbogbogbo ati pataki si ipata pitting ati crevice. Agbara wọn si fifọ wahala-ipata ninu awọn chlorides alailegbe ga ju ti awọn austenites lọ. Ni awọn agbegbe acidic chloride giga tabi ekan alabọde nibiti fifọ wahala hydrogen tabi sulphide ti o ṣeeṣe ju, a nilo lati ronu awọn austenitics ti o ni alloy ti o ga julọ. Awọn iye ipa jẹ giga ati awọn iwọn otutu iyipada ti awọn ohun elo ipilẹ yatọ ni ayika - 50°C. Sibẹsibẹ, ipin ati itọsọna ti ferrite ninu awọn welds ati awọn ohun elo ipilẹ le ni ipa pataki lori lile ni awọn iwọn otutu subzero. Ifihan si awọn iwọn otutu alabọde ati giga ati itutu ti ko yara pupọ le fa embrittlement.


  • Ipele Ọpọn Irin:2205, UNS S31803/S32205, EN 1.4462
  • Irú Pọ́ọ̀bù:Ti a fi weld, ti a fi weld ati ti a fa, Alailanfani
  • Fọ́ọ̀mù Pọ́ọ̀bù:Tààrà, Tẹ̀ U, Tí a hun pọ̀, Gé-dé-Gígùn
  • Ipari oju ilẹ:A ti fi adun didan kun, ti a ti fi adun kun ati ti a fi adun kun, ti a ti dan mọn
  • Àwọn Ìlànà (ASME/ASTM):ASME SA /ASTM A789 A790
  • Àwọn Ìlànà (EN):EN 10217-7, EN 10296-2, EN 10216-5, EN 10297-2
  • Àlàyé Ọjà

    Àwọn àmì ọjà

    Àwọn Pọ́ọ̀bù Irin Alagbara 2205, Àwọn Pọ́ọ̀bù Irin Alagbara 1.4462

    Ìṣẹ̀dá Kẹ́míkà (ní % nípa ìwọ̀n)
    Ipele C Si Mn P S Cr Ni Mo Cu N Àwọn mìíràn
      Pupọ julọ. Pupọ julọ. Pupọ julọ. Pupọ julọ. Pupọ julọ.            
    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  

     

    Ohun-ini Ẹrọ & Itọju Ooru 
    Ipele Rp 0.2Mpa Rp 1.0Mpa RmMpa A (%) Líle(HRC) Ìtọ́jú Ooru
      Iṣẹ́jú Iṣẹ́jú Iṣẹ́jú díẹ̀ – Àṣejù. Iṣẹ́jú Pupọ julọ.  
    S31803 450   620 25 30 Ojutu ti a ti fọ mọ
    S32205 485   655 25 30 Ojutu ti a ti fọ mọ
    1.4462 450   700 – 920 25   Ojutu ti a ti fọ mọ

     

    Iwọn Tube ti a maa n lo nigbagbogbo
    OD Sisanra (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          
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    21.34 x x x x x x x x x x x x x  
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    22.23 x x x x x x x x x x x x x  
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    26.67 x x x x x x x x x x x x x x
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    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
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    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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