Modular Supports System Product Technical Guide June 2026 | Page 105

Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-LL2 FL / MT-C-LL2 FL OC
Description
L-shaped double hole angle connector for strut preassembled with MT Fast Lock.
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 MT-C-LL2 FL
Environmental Conditions
Dry indoor conditions( C1) Indoor with temporary condensation( C2)
MT-C-LL2 FL OC Outdoor, low to moderate pollution( C3 / C4- low)
Ordering Information
Description
Weight Per Piece, lbs( kg)
Quantity Piece( s)
Item No. MT-C-LL2 FL 1.30( 0.59) 16 2399661 MT-C-LL2 FLOC 1.30( 0.59) 16 2399676 mm( in)
Figure 45 – MT Strut Connection Table 192- Allowable Strength Design( ASD) Load Data 1, 2, 3
A. MT-30 / 30D / 40D / 50 / 50U / 50D / 50DU / 60 / 60D
Fx Fy
lb( kN)
lb( kN)
lb( kN)
1,045
170
1,045
( 4.65)
( 0.77)
( 4.65)
1 Minimum safety factor, Ω, for tabulated values is 2.68.
2 Multiply tabulated values by 1.5 to obtain minimum Load and
Resistance Factor Design( LRFD) values.
3 See Figure 45.
Table 193- Limit State Design( LSD) Load Data 1, 2
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
1,320( 5.88)
210( 0.95)
1,320( 5.88)
1 Maximum resistance factor, φ, for tabulated values is 0.48.
2 See Figure 45.
Fz
104 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