Product Technical Guides : US-EN Modular Systems Product Technical Guide | Page 98

Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM
3.2.4 MT SPLICE CONNECTORS
MT-ES-40
Description
Extension splice for channel .
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 .
Corrosion Protection
Electro-Galvanized ( EG )
MT-ES-40
Hot-Dipped Galvanized ( HDG )
MT-ES-40 OC
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Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No .
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mm ( in )
MT-ES-40 1.79 ( 0.81 ) 12 2272062 MT-ES-40 OC 1.79 ( 0.81 ) 12 2272063
Figure 61 - Channel Splice Connection
Table 179 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
2,105
130
1,210
( 9.38 )
( 0.58 )
( 5.40 )
1 . Minimum safety factor , Ω , for tabulated values is 2.6 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . See Figure 61 .
Table 180 - Limit State Design ( LSD ) Load Data 1 , 2
A . MT-30 / 50 / 60
Figure 62 - Channel Splice Connection
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
2,930
180
1,685
( 13.05 )
( 0.81 )
( 7.50 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.55 . 2 . See Figure 61 .
Table 181 - 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 )
4,215
260
2,425
475
( 18.76 )
( 1.16 )
( 10.80 )
( 0.65 )
1 . Minimum safety factor , Ω , for tabulated values is 2.6 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . See Figure 62 .
Table 182 - Limit State Design ( LSD ) Load Data 1 , 2
A . MT-40D
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M y ft lb ( kN m )
5,865
360
3,370
665
( 26.10 )
( 1.62 )
( 15.00 )
( 0.906 )
1 . Maximum resistance factor , ϕ , for tabulated values is 0.55 . 2 . See Figure 62 .
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