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  • L80-9Cr

    1. Standard

    API Standard:API 5CT

    2. Chemical Composition

    Elements
    C
    Mn
    P
    S
    Si
    Cr
    Mo
    Ni
    Cu
    Min
    0
    0.30
     
     
     
    8.00
    0.90
     
     
    Max
    0.15
    0.60
    0.020
    0.010
    1.00
    10.0
    1.10
    0.50
    0.25
    Actual value
    0.10
    0.45
    0.008
    0.0020
    0.45
    8.7
    0.98
    0.096
    0.028

    3. Mechanical Properties

    Mechanical Properties
    Tensile Strength
    MPa
    Yield Strength
    MPa
    Hardness
    HBW/HRC
    0℃,Transverse Impact
    J 10×10×55
    Elongation
    %
    Min
    655
    552
    18
    27
    17
    Max
     
    655
    22
     
     
    Actual value
    705
    604
    18.4
    102
    26

    4. Typical Size

    Size
    Outside Diameter
    mm
    Permissible Variations
    in Outside Diameter
    mm
    Wall Thicknessmm
    Average Wall Permissible
    Variations in Wall Thickness
    116.84*27.94
    116.84
    -0.5%,+1.0%OD
    27.94
    ±8%S
     
    Note:Standard requirements range:OD:±1.0%OD,WT:±8%S

    5. Typical Application Environment

    This metal material is used in the petroleum and natural gas industry, such as tubing, casing, couplings, etc.


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