• ASME SA537 CL.3, SA537 CL.3 STEEL PLATE, SA537 CL.3 Mill
  • ASME SA537 CL.3, SA537 CL.3 STEEL PLATE, SA537 CL.3 Mill


    Unitedsteel supply steel grade ASME SA537 Class 3, SA537 Class 2, SA537 Class 1 as well as the equivalent grades as per ASME, ASTM, JIS , EN, UNS Specs. We have about 3000tons of Pressure Vessel plates per each size in our port warehouses. If you have any requirement for Pressure Vessel Steel plates in competitive price and faster delivery time, please contact us.


    Tags: ASME SA537 CL.3, SA537 CL.3 STEEL PLATE, SA537 CL.3 Mill


    Keywords: ASME SA537 CL.3, SA537 CL.3 STEEL PLATE, SA537 CL.3 Mill


    Normally ASME SA537 Class 3 plates are normally supplied in the as-rolled condition. The plates may be ordered normalized or stress relieved, or both.


    ASME SA537 Class 3 steel plates shall be normalized. Class 3 and Class 2 plates shall be quenched and tempered. The tempering temperature for Class 2 plates shall not be less than 1100°F [595°C] for not less than 1⁄2 h and 1150°F [620°C] for Class 3 plates for not less than 1⁄2 h.


    Supply size
    Thickness: 5mm to 300mm
    Width: 1000mm to 4500mm.
    Length: 3000mm to 18000mm.


    Unitedsteel also could supply super thick steel plate from 100mm to 300mm, certified by TUV, SGS, CE and nine classification societies: ABS, DNV, LR, GL, BV, KR, RINA, CCS, NK. 


    At competitive price, better quality, faster delivery and better service in supply steel plate in China


    Unitedsteel has a strong relationship with our mill. We can supply ASME SA537 Class 3 steel material directly at our mill ex-factory prices. Each plate has the Mill Certificate Test EN 10204 3.1/3.2 Version.


    About ASME SA537 Class 3 detail informationplease refer to technical data in following.

    The Chemical is max composition of product analysis:


    C %

    Si %

    Mn %

    P %

    S %

    V %

    AL %

    Cr %

    SA537 CL.3









    Cu %

    Mo %

    Nb %

    Ni %

    Ti %












    Carbon Equivalent: Ceq = C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15%


    ASME SA537 Class 3 mechanical properties at ambient temperature


    THK (mm)

    Min Yield



    Min Impact Energy

    SA537 CL.3


    380 Mpa

    550-690 Mpa





    345 Mpa

    515-655 Mpa





    275 Mpa

    485-620 Mpa





    If you’re in need of ASME SA537 CL.3 steel plate, please feel free to contact us. Sincerely hope regular and new customers to visit our mill for a long-term business collaboration.

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