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Ngā Rino Austenitic Tino Pai 904L • UNS N08904 • 1.4539 Whakaahua Matua
  • Ngā maitai Austenitic Tino Pai 904L • UNS N08904 • 1.4539
  • Ngā maitai Austenitic Tino Pai 904L • UNS N08904 • 1.4539
  • Ngā maitai Austenitic Tino Pai 904L • UNS N08904 • 1.4539

Ngā maitai Austenitic Tino Pai 904L • UNS N08904 • 1.4539

Whakaahuatanga Poto:

Ngā Ngongo Kowiri tira 904L. Ko te UNS N08904, e mōhiotia whānuitia ana ko te 904L, he kowiri tira austenitic teitei-konumohe iti-waro e whakamahia whānuitia ana i ngā tono kāore i te rawaka ngā āhuatanga waikura o te AISI 316L me te AISI 317L. He tino ātete tēnei austenitic konumohe-teitei ki te whakaekenga mai i te waikawa whanariki kua whakaranua, te waikawa phosphoric me te waikawa acetic. Ka ātete ki te pakaru i roto i ngā otinga pūhaumāota kore-pūmua. Ko tōna ātete ki te pakaru waikura ahotea i roto i ētahi pūhaumāota wera he nui ake i ērā o ngā austenite nikara iti-pūmua. He pai te āhua o te hanga me te whakarewa o tēnei maitai. Kei roto tēnei rauemi i ngā paerewa noa katoa pēnei i te ASTM me te EN, heoi he rerekētanga anō hoki. Kei roto i te ASME II ngā ahotea hoahoa tae atu ki te 370°C.


  • Taumata Ngongo:UNS N08904, 1.4539
  • Momo Ngongo:I whakarewahia, i whakarewahia & i tāia, he maeneene
  • Puka Ngongo:Ngā Wāhanga Tika, Piko U, Kopiko, Tapahia-ki-te-Roa
  • Whakaotinga Mata:Kanapa kua whakawerahia, kua whakawerahia me te pīkara, kua orohia
  • Ngā Paerewa (ASME/ASTM):A249, A213, A269, A312, B673
  • Ngā Paerewa (EN):EN 10217-7, EN 10296-2, EN 10216-5, EN 10297-2

    • Taipitopito Hua

    Ngā Tohu Hua

    Ngongo Kowiri tira 904L, Ngongo Kowiri tira 1.4539

    Te Hanganga Matū (i roto i te % mā te papatipu)
    Tau C Si Mn P S Cr Ni Mo Cu N Ētahi atu
      Mōrahi. Mōrahi. Mōrahi. Mōrahi. Mōrahi.            
    904L 0.020 1.00 2.00 0.040 0.030 19.0 – 23.0 23.0 – 28.0 4.0 – 5.0 1.00 – 2.0 0.10  
    1.4539 0.020 0.70 2.00 0.030 0.010 19.0 – 21.0 24.0 – 26.0 4.0 – 5.0 1.2 – 2.0 0.15  

     

    Āhuatanga Mīhini me te Maimoatanga Wera 
    Tau Rp 0.2Mpa Rp 1.0Mpa RmMpa A (%) Te pakeketanga(HRB) Te Maimoatanga Wera
      Miniti. Miniti. Iti – Mōrahi Miniti. Mōrahi.  
    904L 215   490 35 90 Otinga Whakawerahia
    1.4539 220 250 520 – 720 35   Otinga Whakawerahia

     

    Rahi o te Ngongo e Whakamahia Ana
    OD Matotoru (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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