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Ígwè Dị Ike nke Austenitic 254SMO • UNS S31254 • Foto A Na-egosipụta 1.4547
  • Ígwè Dị Ike nke Austenitic 254SMO • UNS S31254 • 1.4547
  • Ígwè Dị Ike nke Austenitic 254SMO • UNS S31254 • 1.4547
  • Ígwè Dị Ike nke Austenitic 254SMO • UNS S31254 • 1.4547

Ígwè Dị Ike nke Austenitic 254SMO • UNS S31254 • 1.4547

Nkọwa Dị Mkpirikpi:

Ọkpọkọ ígwè anaghị agba nchara UNS S31254. UNS S31254 bụ ígwè anaghị agba nchara austenitic nke nwere oke molybdenum na nitrogen, na-enye nnukwu iguzogide mkpọda na mgbawa mgbawa yana ike dị elu ma e jiri ya tụnyere ígwè anaghị agba nchara austenitic nkịtị dịka 316L. UNS S31254 bụ ọkwa austenitic nke mgbakwunye nke chromium, molybdenum na nitrogen na-enye nnukwu iguzogide olulu mmiri n'ime mmiri oké osimiri. Alloy a nwere nkezi Pitting Resistance Equivalent Number (‚PREN' = Cr+3.3Mo+16N) nke 43.8. Nnwale na-egosi nnukwu iguzogide mwakpo crevice-corrosion na mmiri oké osimiri na nrụgide mgbawa corrosion na sodium chloride a kpụkọrọ akpụkọ. Ma e jiri ya tụnyere ígwè CrNiMo 17 12 2.5, ọ na-egosi oke iguzogide corrosion na ọtụtụ asịd na njupụta yiri ya na ike mmepụta ya dị ihe dị ka 50% karịa. Ezigbo ike ịgbado ọkụ site na iji ihe oriri Ni-Cr-Mo. Ịgbanyụ ọkụ na obere oge n'ime oke okpomọkụ 600-1000°C na-egbochi mmepe nke usoro sigma dị njọ, nke nwere ike imebi ma mebie iguzogide nchara.


  • Ọkwa Tube:254SMO • UNS S31254 • 1.4547
  • Ụdị Tube:Ejiri ya gbaa, gbakọta ma dọpụta, enweghị ntụpọ
  • Ụdị Tube:Kwụ ọtọ, U Gbagọrọ
  • Mmecha Elu:A na-egbuke egbuke, a na-eme ka ọ dị nro ma na-amịkọrọ mmiri, a na-eme ka ọ dị nro
  • Ụkpụrụ (ASME/ASTM):A249, A213, A269, A312
  • Ụkpụrụ (EN):EN 10217-7, EN 10296-2, EN 10216-5, EN 10297-2

    • Nkọwa Ngwaahịa

    Akara Ngwaahịa

    S31254 Tubes Ígwè Anụghị Anụ, Tubes Ígwè Anụghị Anụ 1.4547

    Ihe mejupụtara kemịkalụ (na pasentị site na oke)
    Ọkwa C Si Mn P S Cr Ni Mo Cu N Ndị ọzọ
      Max. Max. Max. Max. Max.            
    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  

     

    Ọgwụgwọ Ngwongwo Mekaniki na Okpomọkụ 
    Ọkwa Rp 0.2Mpa Rp 1.0Mpa RmMpa A (%) Ike siri ike(HRB) Ọgwụgwọ Okpomọkụ
      Nkeji. Nkeji. Nkeji – Oke. Nkeji. Max.  
    S31254 310   675 35 100 Ngwọta Ejirila
    1.4547 300 340 650 – 850 35   Ngwọta Ejirila

     

    Nha Tube A Na-ejikarị Eme Ihe
    OD Ọkpụrụkpụ (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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