Product Technical Guides : US-EN Modular Systems Product Technical Guide | Page 89

Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM
3.2.3 MT SYSTEM CONNECTORS
MT-C-GSP L OC
Description
Gusset plate for L-shaped connections with MT-70 and MT-80 girders .
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-C-GSP L OC
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Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No .
MT-C-GSP L OC 0.93 ( 0.42 ) 10 2272073
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mm ( in )
Figure 47 - MT Girder Connection
Table 151 - 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 cm )
M z ft lb ( kN m )
3,035
785
2,415
560
300
( 13.52 )
( 3.50 )
( 10.76 )
( 0.76 )
( 0.41 )
1 . Minimum safety factor , Ω , for tabulated values is 2.1 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . Tabulated values are based on brackets being installed in pairs . 4 . See Figure 47 .
Table 152 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
A . MT-70 / 80
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN cm )
M z ft lb ( kN m )
4,310
1,180
3,435
815
455
( 19.19 )
( 5.25 )
( 15.28 )
( 1.11 )
( 0.62 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.7 . 2 . Tabulated values are based on brackets being installed in pairs . 3 . See Figure 47 .
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