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JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance

JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance

    • JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance
    • JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance
    • JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance
  • JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance

    Product Details:

    Place of Origin: China
    Brand Name: Torich
    Certification: IS09001 ISO14001 TS16949
    Model Number: JIS G 3445

    Payment & Shipping Terms:

    Minimum Order Quantity: 5tons
    Price: Negotiation
    Packaging Details: IN BUNDLES
    Delivery Time: 30-60DAYS
    Payment Terms: T/T L/C
    Supply Ability: 50000 TONS PER YEAR
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    Detailed Product Description

    JIS G3445 STKM 15A Drawn Over Mandrel Steel Tube Seamless And Electric Resistance

     

    Product Name:Carbon steel tubes for machine structural purposes

    Appilication: Machine Auto competent Furniture Bicycle Mechanical parts Mechanical Elements machine elements 

     

    1.Grade       

    STKM 11A

    STKM 12 (ABC)

    STKM 13(ABC)

    STKM 14(ABC)

    STKM 15(AC) etc

    Standard    JIS G3445   

     

    2.OD:4-60mm,Wall thickness:0.5-7mm

     

    3.Characteristic:The tubes are high precision in tolerance

     

    4.Kindly advise heat treatment requirement if any.

    HR CW SR A N HF

    HR:hot rolled CW:cold worked SR:stress relieved A:annealed N:normalized HF: hot formed.

     

    5.STKM 15A Chemical composition % max:

    C:0.25-0.35 S:0.35 Mn:0.30-1.00 P:0.04 S:0.04

    Mechanical properties:min

    Tensile strength 470Mpa Yield Strength:275 Mpa Elongation:22%

    Use in Cross member,Frame side member,Axle tube,Valve locker shaft, Steering system, Extract tension tube

    Tolerances on OD

    Division

    Tolerance on OD

    No.1

    under 50mm ±0.5mm
    50mm or over ±1%

    No.2

    under 50mm ±0.25mm
    50mm or over ±0.5%

    No.3

    under 25mm ±0.12mm
    25mm or over to and excel.40mm ±0.15mm
    40mm or over to and excel.50mm ±0.18mm
    50mm or over to and excel.60mm ±0.20mm
    60mm or over to and excel.70mm ±0.23mm
    70mm or over to and excel.80mm ±0.25mm
    80mm or over to and excel.90mm ±0.30mm
    90mm or over to and excel.100mm ±0.40mm
    100mm or over ±0.50%

    Note:1. For hot finished seamless steel tube, the outside diameter tolerance No.1 shall be applied.

    2.The tolerance on outside diameter of quenched and tempered tubes shall be as agreed upon by the purchaser and manufacturer.

     

    Tolerances on WT

    Division

    Tolerance on WT

    No.1

    under 4mm +0.6mm -0.5mm
    4mm or over  +15%-12.5%

    No.2

    under 3mm ±0.3mm
    3mm or over ±10%

    No.3

    under 2mm ±0.15mm
    2mm or over ±8%

    Note: For the fiished seamless steel tubes the tolerances No.1 shall be applied.

    The tolerances on the tube length shall be in the range of 0to+50mm.However,when tolerances outside this range are especially required,agreement shall be made between the purchaser and manufacturer.

    Contact Details
    Torich International Co.,Ltd

    Contact Person: Mr. Richard

    Tel: 86-574-88086983

    Fax: 86-574-88086983

    Send your inquiry directly to us (0 / 3000)