Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-T 3D / 3
Description
Three-sided 3D angle bracket connector for T-shape channel connections
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
Description |
Environmental Conditions |
MT-C-T 3D / 3 |
Dry indoor conditions( C1)
Indoor with temporary condensation( C2)
|
MT-C-T 3D / 3 OC |
Outdoor, low to moderate pollution( C3 / C4- low) |
Ordering Information |
Description |
Weight Per
Piece, lbs( kg)
|
Quantity
Piece( s)
|
Item No. |
MT-C-T 3D / 3 |
1.39( 0.63) |
10 |
2272060 |
MT-C-T 3D / 3 OC 1.39( 0.63) 10 2272061 mm( in)
Figure 51 – MT Channel Connection
Table 204- Allowable Strength Design( ASD) Load Data 1, 2, 3, 4
Fz lb( kN) 1,010( 4.50)
1 Minimum safety factor, Ω, for tabulated values is 2.65. 2 Multiply tabulated values by 1.5 to obtain minimum Load and Resistance
Factor Design( LRFD) values. 3 See Figure 51. 4 The applied load on a single horizontal leg cannot exceed 845 lbs( 3.77kN)
Table 205- Limit State Design( LSD) Load Data 1, 2, 3
A. MT-30 / 30D / 40D / 50 / 50U / 50D / 50DU / 60 / 60D
Fz lb( kN) 1,405( 6.26)
1 Maximum resistance factor, φ, for tabulated values is 0.55. 2 See Figure 51.
3 The applied load on a single horizontal leg cannot exceed 1,200lbs( 5.34kN).
110 Modular Support Systems Technical Guide Edition 2 | Installation Systems Hilti, Inc. 1-800-879-8000 | en español 1-800-879-5000 | www. hilti. com | Hilti( Canada) Corporation | 1-800-363-4458 | www. hilti. ca