Jiangsu Hongbao Group Co., Ltd. 

Manufacture since 1958

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Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube

Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube

    • Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube
    • Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube
  • Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube

    Product Details:

    Place of Origin: Jiangsu, China
    Brand Name: Hongbao
    Certification: TS16949,DNV,PED,ISO,TUV,LR
    Model Number: HBPST-1

    Payment & Shipping Terms:

    Minimum Order Quantity: 1 ton
    Price: Negotiable
    Packaging Details: seaworthy plywooden case packing.
    Delivery Time: Within 50 days if production
    Supply Ability: 30000MT per year
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    Detailed Product Description
    Origin:: Jiangsu,China OD:: 6-120mm
    Thickness:: 0.5-15mm Shape:: Round
    Type:: Welded Or Seamless Processing:: Cold Drawn, Cold Rolled

    ST52 Q345B Cold Drawn Precision Steel Tube Round Cold Drawn Honed Tubes For Auto

     

    Description:

     

    Delivery

    Conditions

    1. BK (+C) No heat treatment after last cold forming process.
    2. BKW (+LC) After last heat treatment there is a light finishing pass (cold drawing)
    3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed.
    4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere.
    5. NBK (+N)

    After the final cold forming process the tubes are annealed above the upper transformation

    point in a controlled atmosphere.

    Package 1. Bundle Packing.
    2. Plain end or vanished as per customer's request.
    3. Wrapped in waterproof paper.
    4. Sackcloth with several steel strips.
    5. Pack in heavy tri-wall boxes.

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

     

    QUALITY CONTROL

    1. Incoming Raw Material Inspection
    2. Raw Material Segregation to avoid steel grade mix-up
    3. Heating and Hammering End for Cold Drawing
    4. Cold Drawing and Cold Rolling, on line inspection
    5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
    6. Straightening-Cutting to specified length-Finished Measuring Inspection
    7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
    8. Packing and Stocking.

     

    Seamless Precision Steel Tube 120mm OD , Auto Parts Large Diameter Steel Tube

     

    Contact Details
    Jiangsu Hongbao Group Co., Ltd.

    Contact Person: angela zhu

    Send your inquiry directly to us (0 / 3000)

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