Modular Support Systems Technical Guide, Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2.3 MT SYSTEM CONNECTORS MT-C-T / 1
Description
Wing fitting for assembling channel structures. 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
Pre-Galvanized( PG)
MT-C-T / 1
Hot-Dipped Galvanized( HDG)
MT-C-T / 1 OC
Ordering Information
Description
Weight Per Piece lbs( kg)
Quantity Piece( s)
Item No.
MT-C-T / 1 0.97( 0.44) 20 2272040 MT-C-T / 1 OC 0.97( 0.44) 20 2272042
Figure 29- MT Channel Connection
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Table 115- Allowable Strength Design( ASD) Load Data 1, 2, 3
F z lb( kN)
580( 2.60)
1. Safety factor, Ω, for tabulated values is 2.2. 2. Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD) values. 3. See Figure 29.
Figure 30- MT Channel Connection
A. MT-50 B. MT-30 / 50 / 60 / 40D
Table 116- Limit State Design( LSD) Load Data 1, 2
F z lb( kN)
825( 3.68)
1. Resistance factor, Φ, for tabulated values is 0.65. 2. See Figure 29.
Table 117- Allowable Strength Design( ASD) Load Data 1, 2, 3
F z lb( kN)
640( 2.86)
1. Safety factor, Ω, for tabulated values is 2.2. 2. Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD) values. 3. See Figure 30.
A. MT-50 B. MT-30 / 50 / 60 / 40D
Table 118- Limit State Design( LSD) Load Data 1, 2
F z lb( kN)
910( 4.05)
1. Resistance factor, Φ, for tabulated values is 0.65. 2. See Figure 30.
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