Metal CO., LTD

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  • Stainless Steel 904L

    All of the Type 904L stainless steel that BMJ Metal supplies; meets typical manufacturing specification including ASTM, EN, and more.

    Stainless Steel 904L


    Type 904L is a high alloy austenitic stainless steel that is known for its corrosion properties. This low carbon version of Type 904 stainless steel also offers other benefits to users including:

    Stronger corrosion properties than Type 316L an 317L
    Good resistance to sulphuric, phosphoric and acetic acids
    High resistance to crevice and stress corrosion cracking
    Excellent formability and weldability

    Performance Table


    To be considered Type 904L, a stainless steel must have a unique chemical composition that includes the following:

    Grade C Si Mn P≤ S≤ Cr Mo Ni Other
    904L ≤0.020 ≤0.70 ≤2.00 0.03 0.01 19-21 4 24-26 Cu:1.2-2.0


    Mechanical Properties

    Grade YS(Mpa) ≥ TS (Mpa) ≥ El (%) ≥ Hardness(HV) ≤
    904L 220 530 35


    Due to all of the benefits of using Type 904L stainless steel, it can be found in a number of applications in wide variety of critical industries including:

    Cooling equipment for seawater
    Chemical processing of sulphuric, phosphoric and acetic acids
    Heat exchangers
    Condenser tubes
    Gas washing
    Control and instrumentation
    Oil and gas industry
    Pharmaceutical production
    Wiring in electrostatic precipitators