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  • DN钢管sch对照表

    DN钢管sch壁厚对照表



    A系列
    B系列
    sch5s
    sch10s
    sch20s
    LG
    sch20
    sch30
    STD
    sch40
    sch60
    xs
    sch80
    sch100
    sch120
    sch140
    sch160


    Series A
    Series B

    15
    21.3
    18
    1.6
    2.1
    2.6
    ---
    ---
    ---
    ---
    2.9
    ---
    ---
    3.6
    ---
    ---
    ---
    4.5

    20
    26.9
    25
    1.6
    2.1
    2.6
    ---
    ---
    ---
    ---
    2.9
    ---
    ---
    4
    ---
    ---
    ---
    5.6

    25
    33.7
    32
    1.6
    2.8
    3.2
    ---
    ---
    ---
    ---
    3.2
    ---
    ---
    4.5
    ---
    ---
    ---
    6.3

    32
    42.4
    38
    1.6
    28
    3.2
    ---
    ---
    ---
    ---
    3.6
    ---
    ---
    5
    ---
    ---
    ---
    6.3

    40
    48.3
    45
    1.6
    2.8
    3.2
    ---
    ---
    ---
    ---
    3.6
    ---
    ---
    5
    ---
    ---
    ---
    7.1

    50
    60.3
    57
    1.6
    2.8
    3.6
    ---
    3.2
    ---
    ---
    4
    ---
    ---
    5.6
    ---
    ---
    ---
    8.8

    65
    76.1
    76
    2
    3
    3.6
    ---
    4.5
    ---
    ---
    5
    ---
    ---
    7.1
    ---
    ---
    ---
    10

    80
    88.9
    89
    2
    3
    4
    ---
    4.5
    ---
    ---
    5.6
    ---
    ---
    8
    ---
    ---
    ---
    11

    90
    101.6
    ---
    2
    3
    4
    ---
    4.5
    ---
    ---
    5.6
    ---
    ---
    8
    ---
    ---
    ---
    12.5

    100
    114.3
    108
    2
    3
    4
    ---
    5
    ---
    ---
    5.9
    ---
    ---
    8.8
    ---
    11
    ---
    14.2

    125
    139.7
    133
    2.9
    3.4
    5
    ---
    5
    ---
    ---
    6.3
    ---
    ---
    10
    ---
    12.5
    ---
    16

    150
    168.3
    159
    2.9
    3.4
    5
    ---
    5.6
    ---
    ---
    7.1
    ---
    ---
    11.1
    ---
    14.2
    ---
    17.5

    200
    219.1
    219
    2.9
    4
    6.3
    ---
    6.3
    7.1
    ---
    8
    10
    ---
    12.5
    16
    17.5
    20
    22.2

    250
    273
    273
    3.6
    4
    6.3
    ---
    6.3
    8
    ---
    8.8
    12.5
    ---
    16
    17.5
    22.2
    25
    28

    300
    323.9
    325
    4
    4.5
    6.3
    ---
    6.3
    8.8
    ---
    10
    14.2
    ---
    17.5
    22.2
    25
    28
    32

    350
    355.6
    377
    4
    5
    8
    8
    8
    10
    10
    11
    16
    13
    20
    25.8
    28
    32
    36

    400
    406.4
    426
    4
    5
    8
    8
    8
    10
    10
    12.5
    17.5
    13
    22.2
    28
    30
    36
    40

    450
    457.2
    478
    4
    5
    8
    8
    8
    11
    10
    14.2
    20
    13
    25
    30
    36
    40
    45

    500
    508
    529
    5
    5.6
    8
    8
    10
    12.5
    10
    16
    20
    13
    28
    32
    40
    45
    50

    550
    559
    ---
    5
    5.6
    ---
    8
    ---
    ---
    10
    ---
    ---
    13
    30


    600
    610
    630
    5.6
    6.3
    ---
    8
    ---
    ---
    10
    17.5
    ---
    13
    32

    650
    660
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13
    注:1、sch5s、10s、40s、80s用于不锈钢管

    700
    711
    720
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13
    2、GB 12459为无缝对焊管件标准,GB/T 13401为钢板制对焊管件标准。

    750
    762
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    800
    813
    820
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    850
    864
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    900
    914
    920
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    950
    965
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    1000
    1016
    1020
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    1050
    1067
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    1100
    1118
    1120
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    1150
    1168
    ---
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13


    1200
    1220
    1220
    ---
    ---
    ---
    8
    ---
    ---
    10
    ---
    ---
    13









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