Beam Attachments

A beam attachment is a type of forged or fabricated clamp that is used to attach rod hangers to beams by clamping onto the load flange. It is used for the suspension of light loads from standard I-beams and wide flange beams.

Types & Sizes

Fig. 20: Welded Beam Attachment
Fig. 72 & 72L: Welding Lug
Fig. 73: Concrete Clevis Plate
Fig. 74: Concrete Single Lug Plate
Fig. 75: Channel Assembly
Fig. 76: Welding Lug for Long Radius Elbow
Fig. 135: Malleable Beam Clamp
Fig. 140: Heavy Duty Beam Clamp
Fig. 270: Horizontal Travelers

Technical Information

Methods of Protecting against Corrosion
Considering All Movement in Pipe Support Design
Comparative Corrosion Resistance Guide

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    What is a welding lug?

    A welding lug is a pipe support component consisting of a single plate of varying thickness, depending upon the load, ...Continue Reading

    What is a clevis plate?

    Our concrete clevis plate is a method for attaching a welded beamattachment to a concrete base in place of a ...Continue Reading

    What can be attached to structural site components to support the vertical load of the pipe?

    You can use a variety of components. The most common would be astructural welding lug or a welded beam attachment. ...Continue Reading


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    GENERAL DIMENSIONS & SPECIFICATIONS

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    Fig. 20: Welded Beam Attachment

    Fig. 20: Welded Beam Attachment

    MATERIAL: Carbon steel
    ORDERING: Specify figure number, rod size, description and finish. Steel attachment for welding to bottom flange or structural members which will accommodate eye rods or lug attachments. This unit permits rod swing, thereby making it suitable for pipes with horizontal movement.

    SIZE NO.

    ROD SIZE

    A

    MAX. LOAD, lbs.
    B
    C
    D
    E
    F
    W

    BOLT/PIN

    SIZE

    WEIGHT
    (lb./ 100)
    3
    3/8
    730
    1/4
    1 1/4
    2 7/8
    2
    7/8
    2

    1/2 x 2

    1/2

    121
    4
    1/2
    1350
    1/4
    1 1/4
    2 7/8
    2
    7/8
    2

    5/8 x 2

    1/2

    130
    5
    5/8
    2160
    1/4
    1 1/4
    2 7/8
    2
    7/8
    2
    3/4 x 3
    160
    6
    3/4
    3230
    3/8
    1 1/2
    3 1/8
    2
    1 1/8
    2 1/2

    7/8 x 3

    1/2

    280
    7
    7/8
    4480
    3/8
    2
    4 1/4
    3
    1 1/4
    2 1/2
    1 x 4
    390
    8
    1
    5900
    1/2
    2
    4 1/2
    3
    1 1/2
    3

    1 1/8 x

    4 1/2

    630
    9
    1 1/8
    6200
    1/2
    2 1/4
    4 3/4
    3
    1 3/4
    3

    1 1/4 x

    4 1/2

    630
    10
    1 1/4
    9500
    5/8
    2 1/2
    5
    3
    2
    4

    1 3/8 x

    5

    1021
    12
    1 1/2
    13800
    3/4
    3
    6 1/2
    4
    2 1/2
    5

    1 5/8 x

    5 3/4

    1900
    14
    1 3/4
    18600
    3/4
    3 3/4
    7 3/4
    5
    2 3/4
    5

    1 7/8 x

    6 7/8

    2425
    16
    2
    24600
    3/4
    3 3/4
    8 1/4
    5
    3 1/4
    6

    2 1/4 x

    6 7/8

    3060
    18
    2 1/4
    32300
    3/4
    4 1/4
    9 1/2
    6
    3 1/2
    6

    2 1/2 x

    7 3/8

    3688
    20
    2 1/2
    39800
    3/4
    4 1/2
    9 3/4
    6
    3 3/4
    6

    2 3/4 x

    7 5/8

    3924
    22
    2 3/4
    49400
    5/8
    3 3/4
    9 3/4
    5 3/4
    4
    6
    3 x 7
    4080
    24
    3
    60100
    5/8
    3 3/4
    10 1/4
    6 1/4
    4
    7

    3 1/4 x

    7

    4670

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    Fig. 72 & 72L: Welding Lug

    MATERIAL: Carbon steel
    SERVICE: Fig. 72 is used for attaching variable springs and forged clevises to structural members.
    ORDERING: Specify figure number, rod size, description and finish.

    ROD

    SIZE

    Fig. 72 Standard A
    Fig. 72L Long A1
    B
    C
    H
    T

    MAX.

    LOAD

    (lb.)

    1/2
    1 1/2
    3
    1 1/4
    2 1/2
    11/16
    1/4
    1350
    5/8
    1 1/2
    3
    1 1/4
    2 1/2
    13/16
    1/4
    2160
    3/4
    1 1/2
    3
    1 1/4
    2 1/2
    15/16
    3/8
    3230
    7/8
    2
    3
    1 1/4
    2 1/2
    1 1/8
    3/8
    4480
    1
    2
    3
    1 1/2
    3
    1 1/4
    1/2
    5900
    1 1/8
    3
    4
    1 1/2
    3
    1 3/8
    1/2
    6230
    1 1/4
    3
    4
    2
    4
    1 1/2
    5/8
    9500
    1 1/2
    3
    4 1/2
    2 1/2
    5
    1 3/4
    3/4
    13800
    1 3/4
    3
    4 1/2
    2 1/2
    5
    2
    3/4
    18600
    2
    4
    4 1/2
    3
    6
    2 3/8
    3/4
    24600
    2 1/4
    4 1/2
    5
    3
    6
    2 5/8
    3/4
    32300
    2 1/2
    4 1/2
    5
    4
    8
    2 7/8
    1
    39800
    2 3/4
    4 1/2
    5
    4
    8
    3 1/8
    1
    49400
    3
    5
    5 1/2
    4
    8
    3 3/8
    1
    60100

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    Fig. 73: Concrete Clevis Plate

    MATERIAL: Carbon steel
    SIZE: Rod sizes 3/8” thru 2”
    FINISH: Black or galvanized; furnished black unless otherwise specified.
    SERVICE: Attachment for concrete ceiling.
    ORDERING: Specify figure number, rod size, description and finish.

    ROD SIZE
    MAX. LOAD, lb.
    A
    B
    C
    D
    F
    G
    H
    R
    S
    T
    U
    W

    APPROX.

    WEIGHT lb.

    3/8
    730
    1
    8
    10
    5
    9/16
    3/8
    2
    7/8
    1 1/4
    1/4
    1/2
    2
    11.8
    1/2
    1350
    1
    8
    10
    5
    9/16
    3/8
    2
    7/8
    1 1/4
    1/4
    5/8
    2
    11.9
    5/8
    2160
    1
    8
    10
    5
    9/16
    1/2
    2
    1
    1 1/4
    1/4
    3/4
    2
    15.7
    3/4
    3230
    1
    8
    10
    5
    11/16
    1/2
    2
    1 1/8
    1 1/2
    3/8
    7/8
    2 1/2
    16.9
    7/8
    4480
    1
    8
    10
    5
    11/16
    1/2
    3
    1 1/4
    2
    3/8
    1
    2 1/2
    18.1
    1
    5900
    2
    8
    12
    6
    13/16
    3/4
    3
    1 1/2
    2
    1/2
    1 1/8
    3
    36.9
    1 1/4
    9500
    2
    8
    12
    6
    15/16
    3/4
    3
    2
    2 1/2
    5/8
    1 3/8
    4
    40.9
    1 1/2
    13800
    2
    8
    12
    6
    1 1/8
    1
    4
    2 1/2
    3
    3/4
    1 5/8
    5
    59.8
    1 3/4
    18600
    2
    10
    14
    7
    1 3/8
    1 1/4
    5
    2 3/4
    3 3/4
    3/4
    1 7/8
    5
    93.6
    2
    20700
    2
    10
    14
    7
    1 3/8
    1 1/4
    5
    3 1/4
    3 3/4
    3/4
    2 1/4
    6
    100.0

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    Fig. 74: Concrete Single Lug Plate

    MATERIAL: Carbon steel
    SIZE: Rod sizes ½” thru 2”
    FINISH: Black or galvanized; furnished black unless otherwise specified.
    SERVICE: Structural attachment for concrete ceiling. Lug is used in conjunction with Fig. 95 (Forged Steel Clevis).
    ORDERING: Specify figure number, rod size, description and finish.

    ROD SIZE

    MAX.RECOM.

    LOAD, lb.

    A
    B
    C
    D
    E
    F
    G
    H
    R
    T
    U
    W

    APPROX.

    WEIGHT lb.

    1/2
    1350
    1
    8
    10
    5
    4 7/8
    9/16
    3/8
    1 1/2
    1 1/4
    1/4
    5/8
    2 1/2
    11.1
    5/8
    2160
    1
    8
    10
    5
    4 7/8
    9/16
    1/2
    1 1/2
    1 1/4
    1/4
    3/4
    2 1/2
    14.6
    3/4
    3230
    1
    8
    10
    5
    4 13/16
    11/16
    1/2
    1 1/2
    1 1/4
    3/8
    7/8
    2 1/2
    14.8
    7/8
    4480
    1
    8
    10
    5
    4 13/16
    11/16
    3/4
    2
    1 1/4
    3/8
    1
    2 1/2
    22.0
    1
    5900
    2
    8
    12
    6
    5 3/4
    13/16
    3/4
    2
    1 1/2
    1/2
    1 1/8
    3
    31.9
    1 1/4
    9500
    2
    8
    12
    6
    5 11/16
    15/16
    1
    3
    2
    5/8
    1 3/8
    4
    43.8
    1 1/2
    13800
    2
    8
    12
    6
    5 5/8
    1 1/8
    1
    3
    2 1/2
    3/4
    1 5/8
    5
    45.6
    1 3/4
    18600
    2
    8
    12
    6
    5 5/8
    1 3/8
    1 1/4
    3
    2 1/2
    3/4
    1 7/8
    5
    55.7
    2
    24600
    2
    8
    12
    6
    5 5/8
    1 3/8
    1 1/4
    4
    3
    3/4
    2 1/4
    6
    58.2

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    Fig. 75: Channel Assembly

    ORDERING: Specify figure number, rod size, channel size, C-to-C and “E” dimension and material required.

    E = C-to-C + 2L + W

     

     

    ROD SIZE
    3/8
    1/2
    5/8
    3/4
    7/8
    1
    1 1/8
    1 1/4
    1 1/2
    1 3/4
    2
    2 1/4
    2 1/2
    2 3/4
    3
    3 1/4
    3 1/2
    H HOLE
    1/2
    5/8
    3/4
    7/8
    1
    1 1/4
    1 3/8
    1 1/2
    1 3/4
    2
    2 1/4
    2 1/2
    2 3/4
    3
    3 1/4
    3 1/2
    3 3/4
    S
    9/16
    11/16
    13/16
    15/16
    1 1/16
    1 3/8
    1 1/2
    1 5/8
    1 7/8
    2 1/4
    2 1/2
    2 3/4
    3
    3 1/4
    3 1/2
    3 3/4
    4
    W
    3
    3
    3
    4
    4
    4
    4
    5
    5
    5
    5
    6
    6
    6
    6
    6
    7
    T
    1/4
    1/4
    3/8
    3/8
    1/2
    1/2
    1/2
    1/2
    3/4
    3/4
    3/4
    3/4
    3/4
    3/4
    3/4
    3/4
    3/4
    L
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    1/4
    3/8
    3/8
    3/8

    Safe Load Table

    C-to-C =

    SPAN IN INCHES

    NOMINALSIZE

    WEIGHT per

    ft. 2 C’s

    12
    14
    16
    18
    20
    22
    24
    26
    28
    30
    36
    42
    48
    54
    60

    MAXIMUM

    SAFE LOAD IN KIPS

    3
    8.2
    8.8
    7.5
    6.6
    5.8
    5.2
    4.8
    4.4
    3.9
    3.6
    3.5
    2.9
    2.5
    2.2
    1.9
    1.7
    4
    10.8
    15.2
    13.1
    11.4
    10.2
    9.1
    8.3
    7.5
    7.0
    6.5
    6.1
    5.1
    4.3
    3.8
    3.3
    3.0
    5
    13.4
    24.0
    20.6
    18.0
    16.0
    14.4
    13.1
    12.0
    11.1
    10.3
    9.6
    8.0
    6.8
    6.0
    5.3
    4.8
    6
    21.0
    40.0
    34.3
    30.0
    26.6
    24.0
    21.8
    20.0
    18.4
    17.1
    16.0
    13.3
    11.4
    10.0
    8.8
    8.0
    8
    23.0
    64.8
    55.5
    48.6
    43.2
    38.8
    35.3
    32.3
    29.8
    27.7
    25.8
    21.5
    18.5
    16.1
    14.3
    12.9
    10
    30.6
    107.2
    91.7
    80.3
    71.4
    64.2
    58.4
    53.5
    49.4
    45.8
    42.8
    35.7
    30.6
    26.7
    23.8
    21.4
    12
    41.4
    171
    147
    128
    114
    103
    93.4
    85.6
    79.0
    73.3
    68.4
    57.0
    48.9
    42.8
    38.0
    34.2
    15
    67.8
    333
    286
    250
    222
    200
    182
    167
    154
    143
    133
    111
    95.3
    83.4
    74.1
    66.7

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    Fig. 76: Welding Lug for Long Radius Elbow

    Fig. 76: Welding Lug for Long Radius Elbow

    SIZE RANGE: 3” thru 42”
    MATERIAL: Carbon steel
    FINISH: Black or galvanized; furnished black unless otherwise specified.
    SERVICE: Attachment for concrete ceiling.
    ORDERING: Specify figure number, pipe size, description and finish, operating temperature and any other special requirements.
    NOTES: The lugs are designed for 4” insulation thickness. Lugs can be designed for different insulation thickness.

    ROD SIZE1/2″5/8″3/4″7/8″1″1-1/8″1-1/4″1-1/2″1-3/4″2″2-1/4″2-1/2″2-3/4″3″
    T1/41/43/81/21/25/83/43/43/43/43/4111
    W3 1/23 1/23 1/23 1/2556778 1/28 1/29 3/410 1/410 1/2
    R1 1/21 1/21 1/21 1/2222 1/2333 1/23 1/23 3/444
    H11/1613/1615/161 1/81 1/41 3/821 3/422 3/82 5/82 7/83 1/83 3/8
    E1111 1/21 1/22222 1/22 1/22 1/22 1/22 1/22 1/2
    F1/81/81/41/41/45/165/165/165/163/83/83/83/83/8
    PIPE SIZEB. DIML. DIM
    37 7/1611 11/1611 11/1611 11/1611 11/16
    47 1/211 9/1611 9/1611 9/1611 9/1613 1/213 1/2
    67 9/1611 5/811 5/811 5/811 5/813 1/1613 1/1614 11/1616 13/1616 13/16
    87 7/1611 13/1611 13/1611 13/1611 13/1613 1/1613 1/1614 1/216 1/1616 1/1617 7/817 7/818 15/1620 1/420 1/4
    107 5/1611 7/811 7/811 7/811 7/813 1/1613 1/1614 3/815 3/415 3/417 5/1617 5/1618 1/818 15/1618 15/16
    127 1/812121213 3/1613 3/1614 7/1615 3/415 3/417 1/817 1/817 7/815 5/815 5/8
    146 3/812 1/412 1/413 7/1613 7/1614 11/1615 15/1615 15/1617 5/1617 5/1618 1/818 3/418 3/4
    166 1/812 15/1613 1/213 1/214 11/1615 15/1615 15/1617 1/417 1/417 15/1618 5/818 5/8
    185 13/1613 1/213 1/214 11/1615 15/1615 15/1617 3/1617 3/1617 7/818 1/218 1/2
    206 3/414 3/415 7/8171718 3/818 3/81919 11/1619 11/16
    247 1/417 1/418 3/818 3/819 1/219 1/220 1/820 11/1620 11/16
    307202020 5/821 5/821 5/8
    36721 1/821 1/821 3/422 5/1622 5/16
    42621 1/421 1/421 7/822 5/1622 5/16

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    Fig. 135: Malleable Beam Clamp

    MATERIAL: Malleable iron
    FINISH: Black
    SERVICE: Recommended for attachment to structural steel. Use in conjunction with American Standard I-Beams and wide flange beams where beam widths are from a min. of 2 3/8” to a max. of 7” and flange thickness does not exceed 0.60”.
    ORDERING: Specify figure number and description.

    MAXIMUM ROD SIZEBOLT DIAROD TAKE OUT (E)-FOR WITH OF BEAM FLANGEMAX. RECOM. LOAD (lb.)APPROX. WEIGHT

    (lb. per each)

    2 3/834567
    7/87/163 1/23 7/163 5/162 15/162 9/161 7/813652.2

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    Fig. 140: Heavy Duty Beam Clamp

    Fig. 140: Heavy Duty Beam Clamp

    MATERIAL: Carbon steel
    FINISH: Painted, shop primed or galvanized.
    SERVICE: For suspension of heavy loads from standard I-Beams and wide flange beams with flange widths to 15” and flange thickness to 1.07”.
    ORDERING: Specify figure number, rod size, description, clamp size, beam size and finish.

    CLAMP

    SIZE

    E
    F

    MAX.

    LOAD lbs.

    APPROX.

    WEIGHT / each

    MAXIMUM

    FLANGE

    THK.WIDTH
    1
    1
    .375
    11500
    9
    1.07
    10
    2
    1
    .375
    11500
    11
    1.07
    15

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    Fig. 270: Horizontal Travelers

    SIZE RANGE: Available in four sizes to take loads up to 20,700 lb. All sizes provide for 12” of horizontal travel.
    INSTALLATION: Shipped ready for installation. Attach to the supporting steel by welding around the frame. Spring hanger may be bolted or welded to the load plate.
    ORDERING: Specify figure number, size, description and “H” dimensions if required. Horizontal travelers can be designed for special loads, travels or dual directional travel upon request.
    FEATURES:
    • Highly economical
    • Minimum friction
    • Virtually dust proof
    • Compact – designed for minimum head room
    • Versatile

    SIZE NO.

    MAX.

    LOAD, lb.

    APPROX.

    WEIGHT lb.

    A
    B
    C
    D
    H
    MAX.
    L
    T
    W
    1
    3770
    15
    2 1/2
    1 5/8
    5 3/8
    2 1/2
    1 1/8
    15 1/8
    3/4
    4 5/8
    2
    6230
    37
    3 1/2
    2 5/8
    7 7/8
    3 1/2
    1 3/8
    16 3/8
    3/4
    6 3/4
    3
    11630
    69
    5
    3
    10 1/2
    5
    1 3/4
    17 7/8
    1
    9 3/4
    4
    20700
    102
    6
    3 1/2
    12 1/2
    6
    2 1/2
    19 1/8
    1 1/2
    10 1/4
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