Product Technical Guides : US-EN Modular Systems Product Technical Guide | Page 96

Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM
3.2.3 MT SYSTEM CONNECTORS
MT-C-LDP L1 OC
Description
Angle connector for channel-to-LDP ( Load Distribution Plate ) or MT-70-to-LDP connections .
Material Specifications
Standard 1 Grade 1 F y , ksi ( MPa ) F u
, ksi ( MPa )
GB / T 700 Q235 B 34.08 ( 235 ) 53.66 ( 370 )
1 . Mechanical properties of GB / T 700 Grade Q235 B meet or exceed the mechanical properties of ASTM A1011 SS Grade 33 .
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Corrosion Protection
Hot-Dipped Galvanized ( HDG )
MT-C-LDP L1 OC
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Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No .
MT-C-LDP L1 OC 0.45 ( 0.21 ) 8 2320180
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mm ( in )
Figure 58 - MT Channel Connection
Table 173 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
685
380
450
( 3.06 )
( 1.71 )
( 2.02 )
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 58 .
A . MT-30 / 50 / 60
Table 174 - Limit State Design ( LSD ) Load Data 1 , 2
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
990
575
650
( 4.41 )
( 2.56 )
( 2.91 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.75 . 2 . See Figure 58 .
Figure 59 - MT Girder Connection
Table 175 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
705
605
1,645
( 3.15 )
( 2.70 )
( 7.33 )
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 59 .
A . MT-70 / 80 ( short side )
Table 176 - Limit State Design ( LSD ) Load Data 1 , 2
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
1,080
855
2,100
( 4.82 )
( 3.82 )
( 9.35 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.75 . 2 . See Figure 59 .
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