PRODUCT

BMJ
Metal CO., LTD

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  • Stainless Steel 321

    DIN:X12CrNiTi18.9    NF:Z10CNT18.10   JIS:SUS321

    ASTM/AISI:321    KS:STS321    BSEN:1.4404

    IS:02Cr17Ni12Mo2   BS:316S12

    Stainless Steel 321

     

    Type 321 Stainless Steel is an austenitic stainless steel. It has many of the same qualities of Type 304, except for a higher level of titanium and carbon. Type 321 offers metal fabricators an outstanding corrosion and oxidation resistance, as well as excellent toughness even down to cryogenic temperatures. Other characteristics of Type 321 Stainless Steel include:

    Good forming and welding
    Works well up to about 900°C
    Not for decorative uses

     

    We can supply companies with Type 321 in a variety of sizes and shapes, like plate, sheet, and coil. All the Type 321 available via Continental Steel meets or exceeds AMS 5510 and ASTM A240.

    Performance Table

     

    Type 321 has a unique chemical structure that includes:

    Cr 17-19%,Ni 9-12%,Si 0.75%,Fe 0.08%,Ti 0.70%,P .040%,S .030%

     

    Mechanical Properties

    Grade YS(Mpa) ≥ TS (Mpa) ≥ El (%) ≥ Hardness(HV) ≤
    321 200 520 40 180
    Application

     

    Due to its numerous benefits and capabilities, Type 321 is used a wide variety of applications including:

    Annealing covers
    High-temp tempering equipment
    Chemical processing equipment
    Automotive exhaust systems
    Firewalls
    Boiler casings
    Aircraft exhaust stacks and manifolds
    Superheaters
    Gas and oil refinery equipment

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