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  • Dimensions-of-steel-butt-welding-caps-ASME-B16.9

    Dimensions-of-steel-butt-welding-caps-ASME-B16.9

    Dimensions-of-steel-butt-welding-caps-ASME-B16-9

    Dimensions-of-steel-butt-welding-caps-ASME-B16-9

    NPS
    OD, D
    Length, H
    Limiting Wall Thickness for Length, H
    Length, H1
     1/2
    21.3
    25
    4.57
    25
     3/4
    26.7
    25
    3.81
    25
    1
    33.4
    38
    4.57
    38
    1 1/4
    42.2
    38
    4.83
    38
    1 1/2
    48.3
    38
    5.08
    38
    2
    60.3
    38
    5.59
    44
    2 1/2
    73
    38
    7.11
    51
    3
    88.9
    51
    7.62
    64
    3 1/2
    101.6
    64
    8.13
    76
    4
    114.3
    64
    8.64
    76
    5
    141.3
    76
    9.65
    89
    6
    168.3
    89
    10.92
    102
    8
    219.1
    102
    12.7
    127
    10
    273
    127
    12.7
    152
    12
    323.8
    152
    12.7
    178
    14
    355.6
    165
    12.7
    191
    16
    406.4
    178
    12.7
    203
    18
    457
    203
    12.7
    229
    20
    508
    229
    12.7
    254
    22
    559
    254
    12.7
    254
    24
    610
    267
    12.7
    305
    26
    660
    267
    28
    711
    267
    30
    762
    267
    32
    813
    267
    34
    864
    267
    36
    914
    267
    38
    965
    305
    40
    1016
    305
    42
    1067
    305
    44
    1118
    343
    46
    1168
    343
    48
    1219
    343
    (1) Length H appllies for thickness not exceeding that given in column “Limiting Wall Thickness for Length H.”
    (2)Length H1 applies for thickness greater than that given in column “Limiting Wall Thickness” for NPS 24 and smaller. For NPS 26 and larger,length H1 shall be by agreement between the manufacturer and purchaser.

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