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    ASTM 178, Grade D Heat Exchanger Tube


    ASTM 178, Grade D Heat Exchanger Tube

    ASTM 178, Grade D Heat Exchanger Tube with plain end

    ASTM A178 Grade D heat exchanger tube Measurement wall thickness

    ASTM A178 Grade D heat exchanger tube Measurement out diameter

    ASTM A178 Grade D heat exchanger tube Measurement length

    ASTM A178 Grade D heat exchanger tube qualified products stacked

    Standards: ASTM A178 (ASME SA178)

    ASTM A178/A 178M Standard Specification for Electric-Resistance-Welded Carbon Steel and Carbon-Manganese Steel Boiler and Superheater Tubes

    Grade: Grade A Grade C Grade D

    Size: OD 1/2in-5in(12.7-127mm)

    Wall thickness:0.035in-0.360in(0.9-9.1mm)

    Different name

    Condenser steel tube,heat-exchanger tube,low carbon steel pipe,Resistance welded steel tube ,Bolier flues,Spoerheater flues and safe ends,ERW carbon steel pipes.

    Chemical Composition:

    Element % Grade D
    Manganess Steel
    C 0.27 Max
    Mn 1.00-1.50
    P 0.030
    S 0.015
    Si 0.10 Min.

    Mechanical Property:

    Grade C & Grade D tubes shall conform to the requirements -tensile properties prescribed below:

    TensileRequirements

    ?Data

    GradeD

    Tensilestrength,min,ksi[MPa]

    Yieldstrength,min,ksi[MPa]

    Elongationin2in.or50mm,min,%

    For longitudinal strip tests a deduction for

    Each1?32-in[0.8mm]decreaseinwallthicknessbelow5?16in.[8mm]

    70[485]

    40[275]

    30

    1.50A

    From the basic minimum elongation of the following percentage points shall be made

    Outside diameter and Wall ThicknessTolerance:

    Outside Diameter tol Wall thickness tol

    OD < 50

    ±0.05mm

    S < 4mm

    ±12.5%

    OD > 50

    ±1%

    4--20mm

    +15/-12.5%

    S≧20mm

    ±12.5%

    Referenced Documents:

    ASTM standards:

    • A450/A450M Specification for General Requirements for Carbon,Ferritic Alloy,and Austenitic Alloy steel tubes.
    • E213 Practice for Ultrasonic Examination of Metal pipe and tubing.
    • E273 Practice for Ultrasonic Examination of Longitudinal Welded Pipe and Tubing.

    Manufacturing Process:?ERW

    Heat treatment:

    After welding,all tubes shall be heat treated at a temperature of 1650°F(900℃) or higher and followed by cooling in air or in the cooling chamber of a controlled-atmosphere furnace,Cold-drawn tubes shall be heat treated after the final cold-draw pass at a temperature of 1200°F(650℃)or higher.

    Surface Condition:

    Finished tubes shall be free of scale,A slight amount of oxidation will not be considered as scale.

    Mechanical Tests Required:

    Flattenting Test/Flaring test/Flange test/Crush test/Tension test/Reverse Flattening test/Hydrostatic or Nondestructive Electric Test

    Usage

    Used in boiler, superheater, heat-exchanger and pressure equipment in Petrochemical factory, Refinery factory, sugar mill, power plant, power plant, shipbuilding.

    SA178 Heat Exchanger and Condenser Tubes in various Application Industries

    • Air Preheater Unit
    • Steam generating Boiler
    • Power Generation
    • Economiser
    • Heat Exchangers
    • Electric Power Plants
    • Fossil Fuel Plants
    • Water Supply Systems
    • Waste Heat Plants
    • Cogeneration Facilities

    Loading

    Bundle package

    Protected by plastic bag outside

    Packed in container

    Packed in container

    Pipe caps as customer request

    As per your requirement

    Related to SA178 Heat Exchanger / Condenser Tube

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    Weled steel pipe specification, Standard and identification

    Welded steel pipe (steel pipe manufactured with a weld) is a tubular product made out of flat plates, known as skelp, that are formed, bent and prepared for welding.

    ?

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    Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.

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