Product Technical Guides : US-EN Modular Systems Product Technical Guide | Page 101

Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM
3.2.4 MT SPLICE CONNECTORS
MT-ES-90 OC
Description
Splice connector for coupling MT-90 or MT-100 girders end-to-end .
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-ES-90 OC
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Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No . MT-ES-90 OC 1.79 ( 0.81 ) 12 2272076
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mm ( in )
Figure 67 - MT Splice Connection
Table 191 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN m )
35,960
2,605
3,595
3,200
( 160.0 )
( 11.60 )
( 16.00 )
( 4.34 )
1 . Minimum safety factor , Ω , for tabulated values is 2.5 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . See Figure 67 .
Table 192 - Limit State Design ( LSD ) Load Data 1 , 2
A . MT-90 / 100 ( short side )
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN m )
46,760
3,390
4,675
3,340
( 208.0 )
( 15.10 )
( 20.80 )
( 4.53 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.55 . 2 . See Figure 67 .
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