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    Product

    20# Structural tube



    Implementation Standards


    GB/T8162-1999,ISO2937,ASTM A53,ASTM A106,JIS G 3441,BS EN 10210-1


    Applicable Scope


    The scope of use covers a wide range of structural and mechanical structures, and a large number of structural pipes used in construction, machinery, transportation, aviation, oil mining and other industries.



    Chemical Composition

    Standard
    Grade
    Chemical Composition
    C
    Si
    Mn
    P、S
    Cu
    Ni
    Mo
    Cr
    GB/T8162
    10
    0.07~0.14
    0.17~0.37
    0.35~0.65
    ≤0.035
    ≤0.25
    ≤0.25
    /
    ≤0.15
    20
    0.17~0.24
    0.17~0.37
    0.35~0.65
    ≤0.035
    ≤0.25
    ≤0.25
    /
    ≤0.25
    35
    0.32~0.40
    0.17~0.37
    0.50~0.80
    ≤0.035
    ≤0.25
    ≤0.25
    /
    ≤0.25
    45
    0.42~0.50
    0.17~0.37
    0.50~0.80
    ≤0.035
    ≤0.25
    ≤0.25
    /
    ≤0.25
    16Mn
    0.12~0.20
    0.20~0.55
    1.20~1.60
    ≤0.035
    ≤0.25
    ≤0.25
    /
    ≤0.25
    12CrMo
    0.08~0.15
    0.17~0.37
    0.40~0.70
    ≤0.035
    ≤0.25
    ≤0.30
    0.40~0.55
    0.40~0.70
    15CrMo
    0.12~0.18
    0.17~0.37
    0.40~0.70
    ≤0.035
    ≤0.25
    ≤0.30
    0.40~0.55
    0.80~1.10
    12Cr1MoV
    0.08~0.15
    0.17~0.37
    0.40~0.70
    ≤0.035
    ≤0.25
    ≤0.30
    0.25~0.35
    0.90~1.20[1]

    Mechanical Property

    Standard
    Grade
    Elongation(%)
    GB/T8162
    10
    ≥335
    ≥205
    ≥24
    20
    ≥390
    ≥245
    ≥225
    22
    35
    ≥510
    ≥305
    ≥235

    20
    45
    ≥590
    ≥335
    ≥265

    ≥490
    ≥325
    ≥295

    ≥440
    ≥295
    ≥325

    ≥490
    ≥245
    ≥2

    ASTM A53
    ASME SA53
    A
    ≥330
    ≥205
    View the table of ASTM A53
    View the table of ASME SA53
    B
    ≥415
    ≥240


    About Us
    Enterprise Introduction
    Development History
    Convenient Logistics
    Aptitude Honor
    Corporate Culture
    Human Resources
    Product Display
    Round Bar
    Seamless Pipe
    Rectangular Pipe
    Equipment
    High Quality Bar
    High end medium Thick Wall Seamless Steel Pipe
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    Contact Us
    ADD:Wuxi Liang Xi District Jinshan North Industrial Park
    TEL:+86-0510-8307-4477
    FAX:+86-0510-8307-4488
    E-mail:kikoquan@mingshangsteel.com

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