3.0 MODULAR SUPPORT SYSTEM 3.2.6 MT ANGLE BRACES AND FITTINGS MT-AB-G T OC
Description
Angle brace connector for MT 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.
Modular Support Systems Technical Guide, Edition 1
Corrosion Protection
Hot-Dipped Galvanized( HDG)
MT-AB-G T OC
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Ordering Information
Description
Weight Per Piece lbs( kg)
Quantity Piece( s)
Item No. MT-AB-G T OC 0.77( 0.35) 4 2272116
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mm( in)
Figure 73- MT Girder Connection
Table 203- Allowable Strength Design( ASD) Load Data 1, 2, 3, 4
F r lb( kN)
4,740( 21.10)
1. Safety factor, Ω, for tabulated values is 2.35. 2. Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD) values. 3. Tabulated values are based on plates being installed in pairs. 4. See Figure 73.
Table 204- Limit State Design( LSD) Load Data 1, 2, 3
A. MT-70 / 80 / 90 / 100
F r lb( kN)
6,315( 28.10)
1. Resistance factor, ϕ, for tabulated values is 0.6. 2. Tabulated values are based on plates being installed in pairs. 3. See Figure 73.
2023
104