JIANGSU IRUNT STEEL GROUP CO., LTD.
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Square Rectangular Tube

  • China Factory Professional Exporter of Galvanized Steel Pipe Hollow Section Galvanized Square Rectangular Steel Tube
  • China Factory Professional Exporter of Galvanized Steel Pipe Hollow Section Galvanized Square Rectangular Steel Tube
  • China Factory Professional Exporter of Galvanized Steel Pipe Hollow Section Galvanized Square Rectangular Steel Tube

    China Factory Professional Exporter of Galvanized Steel Pipe Hollow Section Galvanized Square Rectangular Steel Tube

    Description:
    Type: Galvanized
    Technique: ERW
    Material: St37,St42,S195,Q235
    Surface Treatment: Oiled, Painted or as Per Request

    parameters

    Square

    Dimension: 20mm*20mm-600*600mm

    Rectangular

    Dimension: 40mm*20mm-700mm*400mm

    Wall thickness

    0.6mm-30mm

    Length

    5.8m-12m ,by customer's requirements

    Zinc coating

    Pre-galvanized steel square tube: 60g/m2-150g/m2;

    Galvanized steel square tube:200g/m2-400g/m2;

    Standards

    ASTM A500  GB/T3094 BS1387

    Materials

    st37,st42,S195,Q235

    Technique

    ERW Welded square tube

    Packing

    1.Big OD: in bulk

    2.Small OD :packed by steel strips

    3.woven cloth with 7 slats

    4.according to the requirements of customers

    Usage

    Mechanical & manufacture, Steel structure,

    Ship building, Bridging, Automobile chassis

    Main market

    Middle East, Africa, Asia and some European country and America ,Australia

    Country of origin

    Tianjin, China

    Productivity

    10,000 Metric Tons pet Month

    Remark

    1. Payment terms : T/T ,L/C

    2. Terms of trade : FOB, CFR, CIF, EXW

    3. Minimum order : 20 tons

    4. Lead time : on or before 30 days

    Any other questions, pls feel free to contact me. Your kindly mail will be treated seriously and reply within one work day.

     

    Chemical Composition

    item

    Chemical composition %

               mechanical property

    steel

      C %

      Mn %

      S %

      P %

     Si %

     Yield point

        Mpa

     Tensile strength

       Mpa

    elongation %

    Q195

    0.06-0.12

    0.25-0.50

    < 0.050

    < 0.050

     ≤0.30

       > 195

      315-430

       ≥33

    Q235

    0.09-0.15

    0.25-0.55

    < 0.045

    < 0.045

     0.30

       > 235

      375-500

       ≥26

    Q345

        ≤0.20

        ≤0.17

      ≤0.04

      ≤0.04

     ≤0.50

       > 345

      470-630

        ≥20

    introduction

    As you can see in the pictures , our product quality is very good .

    1. Straight body 
    2. Well formed 
    3. Square cut 
    4. No burr
    5. no impurity / No rust 
    6. Smooth welded line 
    7. Can be customized .
    China Factory Professional Exporter of Galvanized Steel Pipe Hollow Section Galvanized Square Rectangular Steel Tube