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     Special Stainless Steel >> 904L >> 904L
        
    Name:
    904L
    Product :
     

    904L(N08904)

    Super austenitic stainless steel 904L are mainly used in acidic medium. It is very stable  in pure phosphate. It has good anticorrosion to point corrosion, slot corrosion,  intercrystalline corrosion and stress corrosion.

    Grade

    GB 00Cr20Ni25Mo4.5Cu

    UNSN08904

    BS 904S13

    Anticorrosion ability

    Good anticorrodion ability., It has below capability

    Good ability to avoid patch and crack

    Good ability to withstand intercrystalline corrosion 

    High pressure work

    Normal corrosion

    Chemical component

    Si

    Mn

    P

    S

    Ni

    Cr

    Mo

    Cu

    0.02

    1.00

    2.00

    0.045

    0.035

    23.028.0

    19.023.0

    4.05.0

    1.02.0

    Mechanical property

    yield strength (MPa)

    tensile strength (MPa)

    Elongation (%) 

       [%]

    hardness

    220

    490

    35

    -

    90

    Physics capability

    density 8.0g/cm3     melting point: 1398C

    Application 

    It is widly used in chemical industry by diffierent products. Such as: distillation pole used  to make acetate, purify pole used to make ethyne, pipes used to convey vitriolic,   store pot, facility used in boiler and so on.

     

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