Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-L1
Description
2-hole angle connector for open channel meant to be installed with Twist Lock and Twist Lock Bolt.
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-L1 |
Dry indoor conditions( C1)
Indoor with temporary condensation( C2)
|
MT-C-L1 OC |
Outdoor, low to moderate pollution( C3 / C4- low) |
Ordering Information
Description
Weight Per Piece, lbs( kg)
Quantity Piece( s)
Item No. MT-C-L1 0.44( 0.20) 20 2271514 MT-C-L1 OC 0.44( 0.20) 20 2271516 mm( in)
Figure 35 – MT Channel Connection
Table 172- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx
Fz lb( kN) lb( kN) 1,005
1,005
( 4.48)
( 4.48)
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 35.
Table 173- Limit State Design( LSD) Load Data 1, 2
Fx
Fz lb( kN) lb( kN) 1,295
1,295
( 5.78)
( 5.78) 1 Maximum resistance factor, φ, for tabulated values is 0.5.
2 See Figure 35.
A. MT-30 / 50 / 60 / 40D
95