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Austenitic Welded Steel Tube , Pickling Surface Carbon Steel Welded Pipe

Categories Welded Steel Tube
Brand Name: TORICH
Model Number: A249/A249M-14
Certification: ISO9001,ISO14001,TS16949
Place of Origin: ZHEJIANG, CHINA
MOQ: 1Ton
Price: USD2000-5000/Tons
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 20000Tons per Year
Delivery Time: 30-45work days
Packaging Details: Welded Austenitic Steel Tubes packed in wooden boxes or hexagonal bundles in seaworthy packing.
Standard: ASTM A249, ASTM A 262, ASTM A480/A480M, ASTM A1016/A 1016M
Surface: pickling
Shape: Round Shape
OD: 20-304.8mm
WT: 0.4-8.1mm
Usage: Boiler, Superheater, heat exchanger and Conderser Tubes
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    • Product Details
    • Company Profile

    Austenitic Welded Steel Tube , Pickling Surface Carbon Steel Welded Pipe

    TORICH A249/A249M-14 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger and Condenser Tubes

    product description


    Standard: ASTM A 262, ASTM A480/A480M, ASTM A1016/A 1016M,E112,E213,E273,E527,ASME Section VIII, SAE J1086


    OD: 20-304.8mm


    WT: 0.4-8.1mm


    Usage: This standard is applicable to Welded Austenitic Steel Tubes forBoiler, Superheater, heat exchanger and Conderser Tubes


    Certification: ISO9001,ISO14001,TS16949


    Manufacture:

    1.The welded(WLD) tubes shall be made from flat-rolled steel by an automatic welding process with no addition of filler metal.

    2.Subsequent to welding and prior to final heat treatment, the tubes shall be cold worked either in both weld and base metal or in weld metal only. The method of cold working may be specified by the purchaser. When cold drawn,the purchaser may specify the minimum amount of reduction in cross-sectional area or wall thickness. or both.
    3. Heavily cold worked (HCW) tubes shall be made by applying cold working of not less than 35 % reduction in both wall and weld to a welded tube prior to the final anneal. No filler metal shall be used in the making of the weld.


    Note: Special steel grade is also available, according to customer request.


    Mechanical Property

    No.Unified digital code

    Steel

    Grade

    Recommended heat treatment systemTensile propertyHardness

    Tensile strength

    Rm/(N/mm2)

    Non proportional extension strength

    Rp0.2/(N/mm2)

    ElongationHBWHRC
    1S21953022Cr19Ni5Mo3Si2N980℃~1040℃Rapid cooling6304403029030
    2S22253022Cr22Ni5Mo3N1020℃~1100℃Rapid cooling6204502529030
    3S22053022Cr23Ni5Mo3N1020℃~1100℃Rapid cooling6554852529030
    4S23043022Cr23Ni4MoCuN925℃~1050℃

    Rapid cooling

    D≤25mm

    69045025--

    Rapid cooling

    D>25mm

    6004002529030
    5S22553022Cr25Ni6Mo2N1050℃~1100℃Rapid cooling69045025280-
    6S22583022Cr25Ni7Mo3WCuN1020℃~1100℃Rapid cooling6904502529030
    7S2555403Cr25Ni6Mo3Cu2N≥1040℃Rapid cooling7605501529731
    8S25073022Cr25Ni7Mo4N1025℃~1125℃Rapid cooling8005001530032
    9S27603022Cr25Ni7Mo4WCuN1100℃~1140℃Rapid cooling75055025300-
    No hardness required of the steel grade, only have to provide the measured data, not as the delivery conditions

    company introduction


    TORICH GB/T 21832 Austenitic-Ferritic(duplex) Grade Stainless Steel Welded Tubes And Pipes


    production workshop


    TORICH GB/T 21832 Austenitic-Ferritic(duplex) Grade Stainless Steel Welded Tubes And Pipes


    packaging shipping


    TORICH GB/T 21832 Austenitic-Ferritic(duplex) Grade Stainless Steel Welded Tubes And Pipes


    our certificate


    ISOFAQ

    Q: Are you trading company or manufacturer ?

    A: A professional steel pipes materials inventor, manufacturer and solution provider

    Q: How long is your delivery time?

    A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.

    Q: Do you provide samples ? is it free or extra ?

    A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.

    Q: What is your terms of payment ?

    A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
    If you have another question, pls feel free to contact us

    Product Tags:

    welded steel pipe

      

    welding steel tubing

      
    Quality Austenitic Welded Steel Tube , Pickling Surface Carbon Steel Welded Pipe for sale
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