Product Technical Guides : CA-EN Modular Systems Product Technical Guide | Page 111

Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2 MT COMPONENTS 3.2.7 MT BRACKETS
Figure 78 - MT-BR-30 Figure 79 - MT-BR-40 Figure 80 - MT-BR-40D
Table 215 - Allowable Strength Design ( ASD ) Load Data 1 , 5 , 6 , 7
Bracket
Weight lbs ( kg )
L in ( mm )
W lb / in ( N / cm )
F1 lb ( kN )
MT-BR-30 300 ( OC ) 2
1.43
( 0.65 )
11-13 / 16
( 300 )
18.62
( 33.03 )
220
( 1.00 )
MT-BR-30 450 ( OC ) 2
1.93
( 0.88 )
17-11 / 16
( 450 )
8.20
( 14.68 )
145
( 0.66 )
MT-BR-40 300 ( OC ) 2
2.49
( 1.13 )
11-13 / 16
( 300 )
66.04
( 116.36 )
780
( 3.49 )
MT-BR-40 450 ( OC ) 2
3.15
( 1.43 )
17-11 / 16
( 450 )
29.35
( 51.71 )
520
( 2.33 )
MT-BR-40 600 ( OC ) 2
3.84
( 1.74 )
23-5 / 8
( 600 )
16.51
( 29.09 )
390
( 1.75 )
MT-BR-40 1000 ( OC ) 2
5.64
( 2.56 )
39-3 / 8
( 1000 )
5.97
( 10.47 )
235
( 1.05 )
MT-BR-40 O4 600 OC
5.69
( 2.58 )
23-5 / 8
( 600 )
18.20
( 32.16 )
430
( 1.93 )
MT-BR-40 O4 1000 OC
7.50
( 3.40 )
39-3 / 8
( 1000 )
6.60
( 11.58 )
260
( 1.16 )
MT-BR-40D 600 ( OC ) 3 , 4
3.84
( 1.74 )
23-5 / 8
( 600 )
50.17
( 88.12 )
1,185
( 5.29 )
MT-BR-40D 1000 ( OC ) 3 , 4
5.64
( 2.56 )
39-3 / 8
( 1000 )
18.03
( 31.72 )
710
( 3.17 )
MT-BR-40D O4 600 OC
8.40
( 3.81 )
23-5 / 8
( 600 )
50.17
( 88.12 )
1,185
( 5.29 )
MT-BR-40D O4 1000 OC
12.02
( 5.45 )
39-3 / 8
( 1000 )
18.03
( 31.72 )
710
( 3.17 )
MT-BR-40D O4 1500 OC
16.49
( 7.48 )
59-1 / 16
( 1500 )
8.04
( 14.10 )
475
( 2.11 )
1 . Minimum safety factor , Ω , for tabulated values is 2.5 . 2 . No reductions to tabulated loads need to be applied for bracket attachment to channel . 3 . For bracket attachment to 14 gauge vertical channel , multiply tabulated load values by 0.61 . 4 . For bracket attachment to 12 gauge ( e . g . MT-50 ) vertical channel , multiply tabulated load values by 0.66 . 5 . The loads apply only when channel profile opening is facing upward or downward . 6 . The bracket ’ s self-weight has been accounted for in the table load values . 7 . Load values are for bracket only . Design professional is responsible for checking base material and fastener strength .
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