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5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20

    • 5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20
    • 5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20
    • 5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20
    • 5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20
  • 5 - 420mm Diameter Alloy steel U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20

    Product Details:

    Place of Origin: China
    Brand Name: Torich
    Certification: ISO9001
    Model Number: JIS G 3462

    Payment & Shipping Terms:

    Minimum Order Quantity: 5
    Price: Negotiation
    Packaging Details: In bundles or in wooden boxes packaging
    Delivery Time: 5-8 weekdays
    Payment Terms: T/T
    Supply Ability: 60000tons per year
    Contact Now
    Detailed Product Description
    Material: Alloy Steel Steel Grade: STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Etc
    Production Method: Electric Resistant Welding And Seamless Heat Treatment: Annealing, Isothermal Annealing, Full Annealing Etc
    Standard: JIS G3462 Application: For Boiler And Heat Treatment

    JIS G 3462 STBA 12 STBA 13 STBA 20 STBA 22 STBA23 STBA 24 STBA 25 STBA 26 Alloy steel boiler and heat exchanger

     

     

    JIS G 3462 Alloy steel boiler and heat exchanger

    Standard:JIS G 3462

     

    Wall thickness 0.5-50mm Diameter 5-420mmLength Upon request

     

    Application: for boiler and heat exchanger

     

    Produce method:

    STBA 12,STBA13,STBA20,,STBA 22 :electric resistant welding

    STBA 25 STBA 26 :Seamless

     

    Heat treatment:

    STBA 12,STBA13:Low temperature annealing,

    isothermal annealing, full annealing,

    normalizing followed by tempering.

    STBA 20 STBA22: Low temperature annealing,

    isothermal annealing, full annealing,

    normalizing followed by tempering.

    STBA 23 STBA 24 STBA 25 STBA 26:Isothermal annealing,

    full annealing followed by tempering.

     

    CHEMICAL COMPOSITION % max
    Steel Grade C Si Mn P S Cr Mo
    STBA 12 0.10-0.20 0.10-0.50 0.30-0.80 0.035 0.035 - 0.45-0.65
    STBA 13 0.15-0.25 0.10-0.50 0.30-0.80 0.035 0.035 - 0.45-0.65
    STBA 20 0.10-0.20 0.10-0.50 0.30-0.60 0.035 0.035 0.50-0.80 0.45-0.65
    STBA 22 0.15 0.5 0.30-0.60 0.035 0.035 0.80-1.25 0.45-0.65
    STBA 23 0.15 0.50-1.00 0.30-0.60 0.035 0.030 1.00-1.50 0.45-0.65
    STBA 24 0.15 0.5 0.30-0.60 0.035 0.030 1.90-2.60 0.87-1.13
    STBA 25 0.15 0.5 0.30-0.60 0.035 0.030 4.00-6.00 0.45-0.65
    STBA 26 0.15 0.25-1.00 0.30-0.60 0.035 0.030 8.00-10.00 0.9-1.10

     

     

    MECHANICAL PROPERTIES min
    Steel grade Tensile strength Mpa

    Yeild point or

    proof stress Mpa

    Elongation %
    OD 20mm and over OD 10mm or over to and excl. 20mm OD up to 10mm
    STBA 12 380 205 30 25 22
    STBA 13 410 205 30 25 22
    STBA 20 410 205 30 25 22
    STBA 22 410 205 30 25 22
    STBA 23 410 205 30 25 22
    STBA 24 410 205 30 25 22
    STBA 25 410 205 30 25 22
    STBA 26 410 205 30 25 22

     

    Hardness
    Steel grade

    Rockwell hardness HRB

    (Mean value of three points)

    STBA 12 80max
    STBA 13 81max
    STBA 20 85max
    STBA 22 85max
    STBA 23 85max
    STBA 24 85max
    STBA 25 85max
    STBA 26 89max

     

    5 - 420mm Diameter Alloy steel  U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20 5 - 420mm Diameter Alloy steel  U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20

    5 - 420mm Diameter Alloy steel  U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20 5 - 420mm Diameter Alloy steel  U Bend Tube JIS G 3462 TBA 12 / STBA 13 / STBA 20

     

    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)