Modular Supports System Product Technical Guide June 2026 | Page 131

Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-T 3D / 2 / HL OC
Description
3D corner connector for rigid strut-to-strut connections meant to be assembled with Twist Lock Bolts.
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
Description
Environmental Conditions MT-C-T 3D / 2 / HL 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 / 2 / HL OC 0.45( 0.21) 8 2320181 mm( in)
Figure 79 – MT Channel Connection
Table 260- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
Mx ft lb( kN m)
My ft lb( kN m)
965( 4.31)
965( 4.31)
1,315( 5.87)
60( 0.084)
115( 0.156)
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 79.
Table 261- Limit State Design( LSD) Load Data 1, 2
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
Mx ft lb( kN m)
1,455
1,375
1,985
90
( 6.48)
( 6.12)
( 8.83)
( 0.126)
1 Maximum resistance factor, φ, for tabulated values is 0.75.
2 See Figure 79.
My ft lb( kN m) 180( 0.250)
A.
MT-50
130 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