Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-L2
Description
3-hole angle connector for channel-to-channel or connection.
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 MT-C-L2
Environmental Conditions
Dry indoor conditions( C1) Indoor with temporary condensation( C2)
MT-C-L2 OC Outdoor, low to moderate pollution( C3 / C4- low)
Ordering Information |
Description |
Weight Per
Piece, lbs( kg)
|
Quantity
Piece( s)
|
Item No. |
MT-C-L2 |
0.57( 0.26) |
20 |
2271518 |
MT-C-L2 OC 0.57( 0.26) 20 2271519 mm( in)
Figure 37 – MT Channel Connection
Table 176- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx lb( kN)
490( 2.18)
Fy lb( kN)
350( 1.56)
Fz lb( kN)
1,120( 5.00)
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 37.
Table 177- Limit State Design( LSD) Load Data 1, 2
Fx lb( kN)
735( 3.29)
Fy lb( kN)
490( 2.18)
Fz lb( kN)
1,370( 6.10)
1 Maximum resistance factor, φ, for tabulated values is 0.75.
2 See Figure 37.
A. B.
MT-30 / 30D / 40D / 50 / 50U / 50D / 50DU / 60 / 60D MT-30 / 30D / 40D / 50 / 50U / 50D / 50DU / 60 / 60D
97