Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-GS OC
Description
Angle connector for girder and strut connections. Use as base for attachment to concrete or steel( X-BT / S-BT / F- BT compatible).
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-GS OC Outdoor, low to moderate pollution( C3 / C4- low)
Ordering Information
Weight Per Description
Piece, lbs( kg)
Quantity Piece( s)
Item No. MT-C-GS OC 0.88( 0.40) 10 2272064 mm( in)
Figure 52 – MT Channel Connection to Girder
Table 206- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx lb( kN) |
Fy lb( kN) |
Fz lb( kN) |
1,235( 5.50) |
310( 1.37) |
945( 4.21) |
1 Minimum safety factor, Ω, for tabulated values is 2.24. |
2 Multiply tabulated values by 1.5 to obtain minimum Load and |
Resistance Factor Design( LRFD) values. |
3 See Figure 52. |
Table 207- Limit State Design( LSD) Load Data 1, 2
A. |
MT-30 / 50 / 60 / 40D |
B. |
MT-70 / 80 / 90 / 100 |
Fx lb( kN) |
Fy lb( kN) |
Fz lb( kN) |
1,860( 8.27) |
465( 2.07) |
1,230( 5.47) |
1 Maximum resistance factor, φ, for tabulated values is 0.67. |
2 See Figu |
Figure 53 – MT Double Angle Connection
Table 208- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx lb( kN) |
Fy lb( kN) |
Fz lb( kN) |
My lb ft( kN m) |
1,975( 8.78) |
25( 1.13) |
2,135( 9.49) |
710( 0.97) |
1 Minimum safety factor, Ω, for tabulated values is 2.0. |
2 Multiply tabulated values by 1.5 to obtain minimum Load and Resistance |
Factor Design( LRFD) values. |
3 See Figure 53. |
Table 209- Limit State Design( LSD) Load Data 1, 2
A. |
MT-40D / 70 / 80 / 90 / 100 |
B. |
MT-70 / 80 / 90 / 100 |
Fx Fy
lb( kN) |
lb( kN) |
lb( kN) |
lb( kN m) |
2,785 |
380 |
3,205 |
925 |
( 12.39) |
( 1.70) |
( 14.27) |
( 1.26) |
1 Maximum resistance factor, φ, for tabulated values is 0.70. |
2 See Figure 53. |
Fz
My
112 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