Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2.5 MT BEAM CONNECTORS MT-U-GL1 OC
Description
T-Post beam connector ( horizontal ) for MT-90 and MT-100 .
Material Specifications
Standard 1 Grade 1 F y , ksi ( MPa ) F u
, ksi ( MPa ) GB / T 1591 Q355 B 51.49 ( 355 ) 68.17 ( 470 )
1 . Mechanical properties of GB / T 1591 Grade Q355 B meet or exceed the mechanical properties of ASTM A1011 SS Grade 50 .
Corrosion Protection
Hot-Dipped Galvanized ( HDG )
MT-U-GL1 OC
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Ordering Information
Description
Weight Per Piece lbs ( kg )
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Quantity Piece ( s ) |
Item No . |
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mm ( in )
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MT-U-GL1 OC 19.48 ( 8.84 ) 2 2272070 |
Figure 68 - T-Beam to MT Connection
Table 193 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN m )
14,545 |
1,545 |
4,690 |
1,940 |
( 64.70 ) |
( 6.88 ) |
( 20.88 ) |
( 2.63 ) |
1 . Minimum safety factor , Ω , for tabulated values is 2.0 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . See Figure 68 . 4 . Loading in the negative x-direction is not recommended for this connector .
Table 194 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
A . MT-90 / 100 ( short side )
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN m )
18,905 |
2,255 |
7,040 |
2,895 |
( 84.10 ) |
( 10.04 ) |
( 31.32 ) |
( 3.93 ) |
1 . Maximum resistance factor , ϕ , for tabulated values is 0.75 . 2 . See Figure 68 . 3 . Loading in the negative x-direction is not recommended for this connector .
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