Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-LL2
Description
L-shaped double hole angle connector for strut. Meant to be installed with the Twist lock and Twist Lock Bolts.
Material Specifications
Standard 1 Grade 1 F y, ksi( MPa) F u, ksi( MPa) GB / T 700 Q235 B 51.49( 235) 68.17( 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
Environmental Conditions
Dry indoor conditions( C1) Indoor with temporary condensation( C2)
MT-C-LL2 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 1.30( 0.59) 10 2272051
MT-C-LL2 OC 1.30( 0.59) 10 2272053 mm( in)
Figure 43 – MT Channel Connection
Table 188- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx Fy
lb( kN) |
lb( kN) |
lb( kN) |
1,075 |
530 |
1,075 |
( 4.78) |
( 2.36) |
( 4.78) |
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 43. |
Table 189- Limit State Design( LSD) Load Data 1, 2 |
Fz
A. MT-30 / 50 / 50U / 60 / 30D / 40D / 50D / 60D
Figure 44 – MT Channel Connection
Fx Fy
lb( kN) |
lb( kN) |
lb( kN) |
1,380 |
645 |
1,380 |
( 6.15) |
( 2.88) |
( 6.15) |
1 Maximum resistance factor, φ, for tabulated values is 0.48. |
2 See Figure 43. |
Table 190- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fz
A. MT-30 / 50 / 50U / 60 / 30D / 40D / 50D / 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 LRFD values. |
3 See Figure 44. |
Table 191- Limit State Design( LSD) Load Data 1, 2 |
Fx Fy
lb( kN) |
lb( kN) |
lb( kN) |
1,320 |
210 |
1,320 |
( 5.88) |
( 0.95) |
( 5.88) |
1 Maximum resistance factor, φ, for tabulated values is 0.48. |
2 See Figure 44. |
Fz
Fz
103