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Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread

    Buy cheap Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread from wholesalers
     
    Buy cheap Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread from wholesalers
    • Buy cheap Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread from wholesalers
    • Buy cheap Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread from wholesalers

    Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread

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    Brand Name : HT
    Model Number : DIN933 DIN931 ASTM A453 Grade 660 A B C D hex head plug full partial thread
    Certification : ISO9001
    Price :
    Payment Terms : L/C,T/T, Western Union
    Supply Ability : 1000 set per month
    Delivery Time : 30-35 work days
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    Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread

    DIN933 DIN931 ASTM A453 Grade 660 A B C D hex head plug full partial thread


    1. ASTM A453 Standard Specification


    This specification covers five grades of bolting with twelve classes of yield strength ranging from 50 to120ksi[345 to 827 Mpa] for use in high-temperature service such as fasteners for pressure vessel and valve flanges. See Specification A962/A962M for the definition of bolting. The material requires special processing and is not intended for general purpose applications.


    ASTM A453Standard Specification for High-Temperature Bolting, with Expansion Coefficients Comparable to Austenitic Stainless Steels
    Material GradeGrade 660 A B C D

    2. ASTM A453 Grade 660 Chemical Composition

    ElementContent, %Product Analysis Variation Over or Under, %
    C0.08max0.01 over
    Mn2.00max0.04
    P0.040max0.005 over
    S0.030max0.005 over
    Si1.00max0.05
    Ni24.0-27.00.20
    Cr13.5-16.00.20
    Mo1.00-1.500.05
    W......
    Ti1.90-2.350.05
    Co......
    Al0.35max0.05 over
    V0.10-0.500.03
    B0.001-0.0100.0004 under to 0.001 over
    Cu......

    ASTM A453 660 Mechanical Property Requirements

    Class

    Tensile Strength

    min

    Yield Strength

    (0.2% Offset), min

    Elongation in

    4*Diam,

    Reduction of Area, min, %Brinell Hardness NumberApproximate Rockwell Hardness, B and C
    ksiMpaksiMpamin, %MinMax
    GradeA,B, and C130895855851518248-34124HRC37HRC
    D1308951057251518248-32124HRC35HRC

    3. ASTM A453 660 hex bolt surface treatment

    Bright

    PTFE plated/coated


    4. ASTM A453 660 common package

    Quality Din933 Din931 Super Duplex Fasteners Astm A453 Hex Head Plug Full Partial Thread for sale
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