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ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger

    • ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger
    • ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger
    • ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger
    • ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger
  • ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger

    Product Details:

    Place of Origin: China
    Brand Name: Torich
    Certification: IS09001 ISO14001 TS16949
    Model Number: ASTM A249

    Payment & Shipping Terms:

    Minimum Order Quantity: 1tons
    Packaging Details: IN BUNDLES OR WOODEN BOXES
    Delivery Time: 30-60DAYS
    Payment Terms: T/T L/C
    Supply Ability: 50000 TONS PER YEAR
    Contact Now
    Detailed Product Description

    ASTM A249  Standard Specification for Welded Austenitc Steel Boiler, Superheater, Heat Exhchanger, Condensor Tubes

     

     

    Size:  

    OD:  1/8 in (3.2mm) to 5 in (127mm)

    WT:   0.015 to 0.320 in  (0.4 to 8.1mm)

     

    Grade:

    TP304H, TP309H, TP310H, TP316H, TP312H, TP347H and TP348H.

    TP304, TP309S, TP310S, TP310Cb, TP316, TP321, TP347, TP348

    For high-temperature service such as for superheaters and reheters

     

    Application:

    Boiler, Superheater, Heat Exhchanger, Condensor Tubes

    Austenitic stainless steel, temperature service applications, high temperature applications

     

    Manufacture:

    The tubes are made from flat-rolled steel by an automatic welding process with no addition of filler metel.

    Subsequent to welding and prior to final heat treatment, the tubes are cold worked on weld and base metal or in weld metal

     

    Test and inspection:

    Tension test

    Flattening test

    Flange test

    Reverse-Bend test

    Hardness test

    Hydrostatic or Nondestructive Electric Test

    Grain size

     

    304 Stainless Features:

    Good genneral corrosion resistance.

    Ease of cleaning

    Excellent strength and toughness at cryogenic temperatures

    Good formability 

    Good weldabilit

    ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger  ASTM A249 Welded Austenitic 1/4 Stainless Steel Tube for Boilers / Heat Exchanger

     

     

    SUPPLEMENTARY REQUIREMENTS

    S1 - Stress-Relieved Annealed Tubes

    S2 - Minimum Wall Tubes

    S3- Air Underwater Pressure Test

    S4 - Stabilizing Heat Treatment

    S5 - Unstraightened Tubes

    S6 - Intergrandular Corrosion Test

    S7 - Weld Decay Test

    S8 - Special Applications

    S9 - Additional Tesing of Welding Tubeing per ASME Request

     

    Referenced Documents:

    ASTM Standards:

    ASTM A262     Practices for Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels

     

    ASTM A480/ A480M   Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip

     

    ASTM A1016/ A1016M  Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes

     

    E 112    Test Methods for Determining Average Grain Size

     

    E213     Practice for Ulstrasonic Examincation of Metal Pipe and Tubing

     

    E273     Practice for Ultrasonic Examination of Weld Zone of Welded Pipe and Tubing

     

    E527     Practice for Numbering Metals and Alloys (UNS)

    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)