Modular Support Systems Technical Guide , Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2.3 MT SYSTEM CONNECTORS MT-C-T 3D / 2
Description
Two-sided 3D connector for channel . |
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
Electro-Galvanized ( EG )
MT-C-T 3D / 2
Hot-Dipped Galvanized ( HDG )
MT-C-T 3D / 2 OC
Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No .
MT-C-T 3D / 2 0.92 ( 0.42 ) 10 2272058 MT-C-T 3D / 2 OC 0.92 ( 0.42 ) 10 2272059
����� “)
���
� ���� “)
����
������ “)
mm ( in )
����
������ “)
Figure 36 - MT Channel Connection
Table 129 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4
F z lb ( kN )
1,010 ( 4.50 )
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 36 . 4 . Tabulated values represent the maximum total allowable load of the connector . The applied load on a single horizontal leg cannot exceed 875 lbs ( 3.91 kN ).
Table 130 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
A . MT-30 / 50 / 60 / 40D
Figure 37 - MT Channel Connection
F z lb ( kN )
1,405 ( 6.26 )
1 . Maximum resistance factor , Φ , for tabulated values is 0.55 . 2 . See Figure 36 . 3 . Tabulated values represent the maximum total factored load of the connector . The applied load on a single horizontal leg cannot exceed 1,245 lbs ( 5.54 kN ).
Table 131 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4
F z lb ( kN )
1,010 ( 4.50 )
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 37 . 4 . Tabulated values represent the maximum total allowable load of the connector . The applied load on a single horizontal leg cannot exceed 570 lbs ( 2.54 kN ).
Table 132 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
2023 |
A . MT-30 / 50 / 60 / 40D |
F z lb ( kN )
1,405 ( 6.26 )
1 . Maximum resistance factor , Φ , for tabulated values is 0.55 . 2 . See Figure 37 . 3 . Tabulated values represent the maximum total factored load of the connector . The applied load on a single horizontal leg cannot exceed 805 lbs ( 3.60 kN ).
|
78 |