Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2.3 MT SYSTEM CONNECTORS MT-C-T 3D / 2 / HL OC
Description
3D connector for channel-to-channel connections on rooftop applications .
Material Specifications
Standard 1 Grade 1 F y , ksi ( MPa ) F u
, ksi ( MPa ) EN 10025-2 S235 JR 34.08 ( 235 ) 53.66 ( 370 )
1 . Mechanical properties of EN 10025-2 Grade S235 JR meet or exceed the mechanical properties of ASTM A1011 SS Grade 33 .
Corrosion Protection
Hot-Dipped Galvanized ( HDG )
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MT-C-T 3D / 2 / HL OC |
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Ordering Information |
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Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No . MT-C-T 3D / 2 / HL OC 0.45 ( 0.21 ) 8 2320181
�� mm ( in )
Figure 60 - MT Channel Connection
Table 177 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x ft lb ( kN m )
M y ft lb ( kN m )
965 |
965 |
1,315 |
60 |
115 |
( 4.31 ) |
( 4.31 ) |
( 5.87 ) |
( 0.084 ) |
( 0.156 ) |
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 60 .
Table 178 - Limit State Design ( LSD ) Load Data 1 , 2
A . MT-50
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x ft lb ( kN m )
M y ft lb ( kN m )
1,455 |
1,375 |
1,985 |
90 |
180 |
( 6.48 ) |
( 6.12 ) |
( 8.83 ) |
( 0.126 ) |
( 0.250 ) |
1 . Maximum resistance factor , ϕ , for tabulated values is 0.75 . 2 . See Figure 60 .
2023
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