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Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler

    Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers
     
    Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers
    • Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers
    • Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers
    • Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers
    • Buy cheap Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler from wholesalers

    Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler

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    Brand Name : Torich
    Certification : ISO9001
    Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability : 50000Ton per years
    Delivery Time : 30-45Days
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    Od 12.7mm Astm A178 Gr A C D Welded Steel Tube For Boiler


    ASTM A178 GR A,C,D Welded Boiler Steel Tube for Boiler


    This specifification2 covers minimum-wall-thickness,electric-resistance-welded tubes made of
    carbon steel andcarbon-manganese steel intended for use as boiler tubes, boilerflflues,
    superheater flflues, and e ends.
    Manufacture:
    1. The steel for Grade D shall be killed.
    2. Tubes shall be made by electric-resistance welding.
    Chemical Requiremets
    Chemical Requirements
    ElementComposition, %
    Grade A,
    Low-Carbon
    Steel
    Grade C,
    Medium Carbon Steel
    Grade D, Carbon Manganese Steel
    Carbon0.06–0.180.35 max0.27 max
    Manganese0.06–0.180.80 max1.00–1.50
    Phosphorus, max0.0350.0350.03
    Sulfur, max0.0350.0350.015
    Silicon0.10 min

    TABLE 2 Tensile Requirements

    TABLE 2 Tensile Requirements
    Grade CGrade D
    Tensile strength, min, ksi [MPa]60 [415]70 [485]
    Yield strength, min, ksi [MPa]37 [255]40 [275]
    Elongation in 2 in. or 50 mm, min, %3030
    For longitudinal strip tests a deduction for1.50A1.50A
    each 1⁄32-in. [0.8 mm] decrease in wall
    thickness below 5⁄16 in. [8 mm] from the
    basic minimum elongation of the
    following percentage points shall be
    made.





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