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Home ProductsPrecision Seamless Steel Tubes

Shipbuilding Seamless Steel Tube Light Weight ST52.4 With Long Service Life

Shipbuilding Seamless Steel Tube Light Weight ST52.4 With Long Service Life

    • Shipbuilding Seamless Steel Tube Light Weight ST52.4 With Long Service Life
    • Shipbuilding Seamless Steel Tube Light Weight ST52.4 With Long Service Life
  • Shipbuilding Seamless Steel Tube Light Weight ST52.4 With Long Service Life

    Product Details:

    Place of Origin: China
    Brand Name: Hongbao
    Certification: TS16949, ISO9001, OHSAS18001 etc.
    Model Number: HBPST-1

    Payment & Shipping Terms:

    Minimum Order Quantity: 1 ton
    Price: Negotiable
    Packaging Details: Seaworthy Wooden box, customized Packing
    Delivery Time: 30 Days
    Supply Ability: 60000 MT per Year
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    Detailed Product Description
    Shape: Round Application: Automotive Part, Hydraulic System, High-precsion Machining. Etc.
    Delivery Condition: +C,+LC,+SR,+N,+A Standard: DIN2391, DIN2445
    Processing:: Cold Drawn, Cold Rolled Certificate:: TS16949,DNV,PED,ISO

    Round Steel Pipe DIN2391 DIN2445 St52.4 High Precision Seamless Steel Tubes

     

    Chemical Component

    C: 0.12-0.20%;
    Mn: 1.20-1.60%;
    Si: 0.20-0.55%.

     

    Mechanical properties

    Tensile strength: 470-660 Mpa;

    Yield strength: 275-345 Mpa;

    Elongation: 21%;

     

    Main Date

    Standard DIN2391,DIN2445
    Material St52.4
    Outer Diameter Range: 4-120mm
    Wall Thickness Range: 0.5-15mm


    Delivery Condition 

    NBK(+N): After the final cold drawing operation the tubes are normalized in a controlled atmosphere.

    GBK(+A): After the final cold drawing process the tubes are annealed in a controlled atmosphere.

    BK(+C): No heat treatment after the final cold drawig process.

    BKW(+LC): After the final heat treatment there is a suitable drawing pass.

    BKS(+SR): After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere.

     

    Surface treatment:

    Oil-dip;

    As customer's requirements.

     

    Contact Details
    Jiangsu Hongbao Group Co., Ltd.

    Contact Person: angela zhu

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