Jiangsu Hongbao Group Co., Ltd. 

Manufacture since 1958

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Home ProductsPrecision Seamless Steel Tubes

Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength

Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength

    • Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength
    • Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength
  • Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength

    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
    Certificate:: TS16949,DNV,PED,ISO Type:: Welded Or Seamless

    Round Steel Pipe DIN2391 DIN2445 St37.4 High Precision Seamless Steel Tubes

     

    Chemical Component

    C: ≤0.17%;

    Si: ≤0.35%;

    Mn: ≤1.2%;

    S: ≤0.025%;

    P: ≤0.025%;

     

    Mechanical properties:

    Tensile strength: 340-480mpa;

    Yield strength: ≥235Mpa;

    Elongation: >25%;

     

    Main Date

    Standard DIN2391,DIN2445
    Material St37.4
    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;

    Varnish;

    Shot Blasting;

    As customer's requirements.

     

    lab:

    We have our own lab to control the material and the product meet the international standard.

    Construction Field Seamless Steel Tube 120mm Outer Diameter 235Mpa Yield Strength

     

    Contact Details
    Jiangsu Hongbao Group Co., Ltd.

    Contact Person: angela zhu

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