ASTM 309S Stainless Steel Coil

    309S Stainless Steel Coils

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    Mailong Steel is the most organized supplier, manufacturer, and exporter of high-quality 309S Stainless Steel Coils in different forms, dimensions, and specifications. These SS 309S Coils are manufactured using premium quality raw materials which are supplied by our vendors and advanced manufacturing practices. Our exclusive range of Stainless Steel Coils is most popular among our existing customers.


    High Alloy Stainless Steel 309S Coils contain a large amount of Chromium in range of 4 to 30% which improves corrosion resistance than other steels. Grade 309S SS Coils are classified into ferrite, austenitic and martensitic stainless steel based on their crystalline structure. UNS S30908 Stainless Steel Coils offer excellent thermal properties like low thermal expansion and high thermal conductivity.


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    Moreover, ASTM A240 Stainless Steel Coils possess good machinability, weldability, formability, high-temperature strength, and hardness. We have the largest stock of Hot Rolled 309S Stainless Steel Coils and Cold Rolled 309S Stainless Steel Coils at our warehouse. These entire ranges of products are produced according to Indian as well as International standards.

    We also supply SS 309S Coils in standard and customized dimensions as per the client’s drawing and demand. 

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    309S Stainless Steel Coil Specifications:

    GradesStainless Steel J1, J2, J4, 201, 202, 301, 304, 304H, 304L, 309, 309S, 310, 310S, 316, 316L, 316TI, 321, 321H, 347, 409, 410, 410S, 420, 430, 441, 904L
    Thickness0.02mm – 5.0mm
    Width3.2mm – 1500mm
    Length2000mm, 2440mm, 3000mm, 5800mm, 6000mm, AS PER CUSTOMER’S REQUIREMENT
    Type of MaterialSTAINLESS STEEL SOFT, DEEP DRAW, EXTRA DEEP DRAW, QUARTER HARD, HALF HARD, FULL HARD.
    FormCoil / Strip
    Test CertificateYes.
    FinishNO.1, 2B, 2D, 2H, 2R, No.4, HAIRLINE, SCOTCH BRITE, SATIN FINISH, NO.8, BA.
    MakeJINDAL, BAHRU, POSCO KOREA, POSCO THAINOX, COLUMBUS, ACERINOX, APERAM, TISCO, NISSHIN, NIPPON AND MANY MORE MILLS.

    Chemical Composition of Stainless Steel 309S Coil



    GradeFeCrNiMnSiCPS
    SS 309S60%23%14%2%1%0.20%0.045%0.030%

    ASTM A240 SS 309S Coil Mechanical Properties


    Yield Strength0.2% Offset0Ultimate TensileStrengthElongationin 2 in.Hardness
    psi (min.)(MPa)psi (min.)(MPa)% (min.)(max.)
    45,00031085,00058650202 (HBN)

    Stainless Steel 309S Coil Physical Properties


    GradeDensity (lb / cu. in.)Specific GravitySpecific Heat (Btu/lb/Deg F – [32-212 Deg F])Electrical Resistivity (microhm-cm (at 68 Deg F))Melting Point (Deg F)Modulus of Elasticity Tension
    309S0.2877.90.12468265029

    Equivalent Grades of 309S Stainless Steel Coil


    STANDARDUNSJISWERKSTOFF NR.AFNORBSGOSTEN
    SS 309SS30908SUS 309S1.4833––––

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