Modular Support Systems Technical Guide, Edition 1
3.0 MODULAR SUPPORT SYSTEM 3.2.3 MT SYSTEM CONNECTORS MT-C-GL OC
Description
Angle connector for MT-80( long side), MT-90, and MT-100 girders. Use as base for attachment to concrete or steel( X-BT / S-BT / F-BT compatible).
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. |
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Corrosion Protection
Hot-Dipped Galvanized( HDG)
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MT-C-GL OC
Ordering Information
Description
Weight Per Piece lbs( kg)
Quantity Piece( s)
Item No.
MT-C-GL OC 2.64( 1.2) 10 2272066
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Figure 41- MT Single Angle Connection
Table 139- Allowable Strength Design( ASD) Load Data 1, 2, 3
F x lb( kN)
F y lb( kN)
F z lb( kN)
3,070 |
2,610 |
3,240 |
( 13.65) |
( 11.6) |
( 14.45) |
1. Minimum safety factor, Ω, for tabulated values is 2.2. 2. Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD) values. 3. See Figure 41.
Table 140- Limit State Design( LSD) Load Data 1, 2
A. MT-80( long side)/ 90 / 100
F x lb( kN)
F y lb( kN)
F z lb( kN)
4,910 |
3,680 |
4,610 |
( 21.83) |
( 16.38) |
( 20.52) |
1. Maximum resistance factor, Φ, for tabulated values is 0.65. 2. See Figure 41.
Figure 42- MT Double Angle Connection
Table 141- Allowable Strength Design( ASD) Load Data 1, 2, 3
F x lb( kN)
F y lb( kN)
F z lb( kN)
M y ft lb( kN m)
M z ft lb( kN m)
7,340 |
5,230 |
5,620 |
1,320 |
875 |
( 32.65) |
( 23.27) |
( 25.00) |
( 1.79) |
( 1.19) |
1. Minimum safety factor, Ω, for tabulated values is 2.2. 2. Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD) values. 3. See Figure 42.
A. MT-80( long side)/ 90 / 100
Table 142- Limit State Design( LSD) Load Data 1, 2
F x lb( kN)
F y lb( kN)
F z lb( kN)
M y ft lb( kN m)
M z ft lb( kN m)
10,690 |
7,360 |
7,975 |
1,870 |
1,140 |
( 47.58) |
( 32.76) |
( 35.49) |
( 2.54) |
( 1.55) |
1. Maximum resistance factor, Φ, for tabulated values is 0.65. 2. See Figure 42.
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