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    技術(shù)文章

    不銹鋼無縫鋼管國家轉(zhuǎn)化對應(yīng)表

    不銹鋼無縫鋼管國家轉(zhuǎn)化對應(yīng)表

    公稱直徑
    Nominal
    diameter
    外徑
    Outside
    diameter
    Sch
    5s
    Sch
    10s
    Sch
    20s
    LG
    Sch
    20
    Sch
    30
    STD
    Sch
    40
    Sch
    60
    XS
    Sch
    80
    Sch
    100
    Sch
    120
    Sch
    140
    Sch
    160
    15
    18
    1.6
    2.1
    2.6
    -
    -
    -
    -
    2.9
    -
    -
    3.6
    -
    -
    -
    4.5
    20
    25
    1.6
    2.1
    2.6
    -
    -
    -
    -
    2.9
    -
    -
    4.0
    -
    -
    -
    5.6
    25
    32
    1.6
    2.8
    3.2
    -
    -
    -
    -
    3.2
    -
    -
    4.5
    -
    -
    -
    6.3
    32
    38
    1.6
    2.8
    3.2
    -
    -
    -
    -
    3.6
    -
    -
    5.0
    -
    -
    -
    7.1
    40
    45
    1.6
    2.8
    3.2
    -
    -
    -
    -
    3.6
    -
    -
    5.0
    -
    -
    -
    7.1
    50
    57
    1.6
    2.8
    3.6
    -
    3.2
    -
    -
    4.0
    -
    -
    5.6
    -
    -
    -
    8.8
    65
    76
    2.0
    3.0
    3.6
    -
    4.5
    -
    -
    5.0
    -
    -
    7.1
    -
    -
    -
    10.0
    80
    89
    2.0
    3.0
    4.0
    -
    4.5
    -
    -
    5.6
    -
    -
    8.0
    -
    -
    -
    11.0
    90
    -
    2.0
    3.0
    4.0
    -
    4.5
    -
    -
    5.6
    -
    -
    8.0
    -
    -
    -
    12.5
    100
    108
    2.0
    3.0
    4.0
    -
    5.0
    -
    -
    5.9
    -
    -
    8.8
    -
    11.0
    -
    14.2
    125
    133
    2.9
    3.4
    5.0
    -
    5.0
    -
    -
    6.3
    -
    -
    10.0
    -
    12.5
    -
    16.0
    150
    159
    2.9
    3.4
    5.0
    -
    5.6
    -
    -
    7.1
    -
    -
    11.0
    -
    14.2
    -
    17.5
    200
    219
    2.9
    4.0
    6.3
    -
    6.3
    7.1
    -
    8.0
    10.0
    -
    12.5
    16.0
    17.5
    20.0
    22.2
    250
    273
    3.6
    4.0
    6.3
    -
    6.3
    8.0
    -
    8.8
    12.5
    -
    16.0
    17.5
    22.2
    25.0
    28.0
    300
    325
    4.0
    4.5
    6.3
    -
    6.3
    8.8
    -
    10.0
    14.2
    -
    17.5
    22.2
    25.0
    28.0
    32.0
    350
    377
    4.0
    5.0
    -
    8.0
    8.0
    10.0
    10.0
    11.0
    16.0
    13.0
    20.0
    25.8
    28.0
    32.0
    36.0
    400
    426
    4.0
    5.0
    -
    8.0
    8.0
    10.0
    10.0
    12.5
    17.5
    13.0
    22.2
    28.5
    30.0
    36.0
    40.0
    450
    480
    4.0
    5.0
    -
    8.0
    8.0
    11.0
    10.0
    14.2
    20.0
    13.0
    25.0
    30.0
    36.0
    40.0
    45.0
    500
    529
    5.0
    5.6
    -
    8.0
    10.0
    12.5
    10.0
    16.0
    20.0
    13.0
    28.0
    32.0
    40.0
    45.0
    50.0
    550
    -
    5.0
    5.6
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    30.0
    -
    -
    -
    -
    600
    630
    5.6
    6.3
    -
    8.0
    -
    -
    10.0
    17.5
    -
    13.0
    32.0
    -
    -
    -
    -
    650
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    700
    720
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    750
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    800
    820
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    850
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    900
    920
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    950
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    1000
    1020
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    1050
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    1100
    1150
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    1150
    -
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
    -
    1200
    1220
    -
    -
    -
    8.0
    -
    -
    10.0
    -
    -
    13.0
    -
    -
    -
    -
     
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