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17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles

17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles

    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
    • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles
  • 17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles

    Product Details:

    Place of Origin: China
    Brand Name: Torich
    Certification: IS09001 ISO14001 TS16949
    Model Number: JIS G3472

    Payment & Shipping Terms:

    Minimum Order Quantity: 8 tons or 5 tons
    Price: negotiable
    Packaging Details: In bundles
    Delivery Time: 5-8 weeks days
    Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability: 60000tons per year
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    Detailed Product Description
    Material: IS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G, STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H ERW OD: 12-127mm
    Length: 12m Max Application: Automobile Structure Steel Tube

     

    17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles

     

    機械構造用炭素鋼鋼管
    JIS G3445(STKM)
    JIS G3472(STAM)
    機械、自動車、家具、航空機,その他の機械部品用。 ASTM A512
    ASTM  A513
    ASTM  A519
    BS980
    BS1717
    BS1775
    DIN2391
    DIN2393
    DIN 2394

    JIS G3472,This Japanese Industrial Standard Specifies the electric resistance welded (ERW) carbon steel tubes used for automobiles
    Outside diameter:15.0mm up to and including127.0mm
    Wall thickness:1.0mm up to and including 7.0mm

    Application: Automobile structural purposes

    Grade:JIS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G, STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H ERW automobile structure steel tube

    JIS G3472 ERW automobile structure steel tube Chemical Composition Table:

    Steel Grade Chemical Composition %
    C Si Mn P S
    STAM 290GA 0.12 max. 0.35 max. 0.60 max. 0.035 max. 0.035 max.
    STAM 290GB
    STAM 340G 0.20 max. 0.35 max. 0.60 max. 0.035 max. 0.035 max.
    STAM 390G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
    STAM 440G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
    STAM 440H
    STAM 470G 0.25 max. 0.35 max. 0.30~0.90 0.035 max. 0.035 max.
    STAM 470H
    STAM 500G 0.30 max. 0.35 max. 0.30~1.00 0.035 max. 0.035 max.
    STAM 500H
    STAM 540H 0.30 max. 0.35 max. 0.30~1.00 0.035 max. 0.035 max.

     

    JIS G3472 ERW automobile structure steel tube Mechanical Properties Table:

    Grade Designation Tensile strength kgf/? Yield Strength
    kgf/?
    Elongation (1)% No.1 test piece No.2 Test piece Flaring test (2)
    Size of flared bell portion (D: outside diameter of tube)
    {N/?} {N/?} Longitudinal direction
    Grade G STAM 290GA 30 min. 18 min. 40 min. 1.25 D
    {294} min. {177} min.
    STAM 290GB 30 min. 18 min. 35 min. 1.20 D
    {294} min. {177} min.
    STAM 340G 35 min. 20 min. 35 min. 1.20 D
    {343} min. {196} min.
    STAM 390G 40 min. 24 min. 30 min. 1.20 D
    {392} min. {235} min.
    STAM 440G 45 min. 31 min. 25 min. 1.15 D
    {441} min. {304} min.
    STAM 470G 48 min. 33 min. 22 min. 1.15 D
    {471} min. {324} min.
    STAM 500G 51 min. 36 min. 18 min. 1.15 D
    {500} min. {353} min.
    Grade H STAM 440H 45 min. 36 min. 20 min. 1.15 D
    {441} min. {353} min.
    STAM 470H 48 min. 42 min. 18 min. 1.10 D
    {471} min. {412} min.
    STAM 500H 51 min. 44 min. 16 min. 1.10 D
    {500} min. {431} min.
    STAM 540H 55 min. 49 min. 13 min. 1.05 D
    {539} min. {481} min.

    JIS G3472 steel tube Dimension Table:

    Specified outside dia. Specified wall thickness (mm)
    (mm) 1 1.2 1.6 2 2.3 2.6 2.8 2.9 3.2 3.4 3.5 4 4.5 5 6
    15.9 - 0.435 0.564 0.686 - - - - - - - - - - -
    17.3 - - - 0.755 0.851 - - - - - - - - - -
    19.1 0.446 0.53 0.69 0.843 0.953 - - - - - - - - - -
    22.2 0.523 0.621 0.813 0.996 1.13 - - - - - - - - - -
    25.4 - 0.716 0.939 1.15 - 1.5 - 1.61 - - - - - - -
    28.6 - 0.811 1.07 1.31 - 1.67 - - - - - - - - -
    31.8 0.76 0.906 1.19 1.47 1.67 - - - 2.26 - - - - - -
    34 - - 1.28 - 1.8 - - - 2.43 - - 2.97 - - -
    35 - 1 1.32 1.63 - - 2.22 2.32 - - - - - - -
    38.1 0.915 1.09 1.44 1.78 2.03 - - - - - - - - - -
    42.7 - 1.23 1.62 2.01 2.29 2.57 - - 3.12 - 3.38 - - 4.65 -
    45 1.08 1.3 1.71 2.12 2.42 2.71 - 3.01 3.3 - - - 4.49 4.93 5.77
    47.6 - 1.37 1.81 - 2.57 - - 3.2 - - - - - - -
    48.6 - 1.4 1.85 2.3 2.63 - - 3.27 3.58 - - - 4.89 5.38 6.3
    50.8 - 1.47 1.94 2.41 2.75 3.08 3.31 3.43 - 3.97 4.08 4.63 - - 6.63
    54 - 1.56 2.07 - 2.93 3.29 3.54 3.65 - 4.24 4.36 4.95 - - -
    57 - - 2.19 - 3.1 3.48 3.74 3.87 4.25 4.49 4.62 - - - -
    60.5 - - 2.32 - 3.3 3.71 - 4.12 4.52 - - 5.59 - - -
    63.5 - - 2.44 - - 3.9 - - - - - - - - -
    65 - - 2.5 - - - - - 4.88 - 5.31 - - - -
    68.9 - - 2.66 - 3.78 - - - - - - - - - -
    70 - - 2.7 - - - - - 5.27 - 5.74 - - - -
    75 - - 2.9 - 4.12 4.63 - 5.16 5.67 -          

    JIS G3472 STAM290GA, STAM 290GB, STAM 340G, STAM 390G, STAM 440G, STAM 470G, STAM 500G, STAM 440H, STAM 470H, STAM 500H, STAM 540H

     

    17.3 mm 19.1 mm JIS G3472 Grade STAM390G Specifies the ERW carbon steel tubes used for automobiles

    Contact Details
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    Contact Person: Mr. Richard

    Tel: 86-574-88086983

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