Modular Supports System Product Technical Guide June 2026 | Seite 162

Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.8 MT Clamps and Channel Ties
MT-CT-T
Description
4-hole T-shaped flat plate for connecting matching channel. Meant to be installed with the Twist Lock and Twist Lock bolt.
Material Specifications
Standard Grade F y, ksi( MPa) F u, ksi( MPa) GB / T 700 Q235 B 34.08( 235) 53.66( 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-CT-T
Environmental Conditions
Dry indoor conditions( C1) Indoor with temporary condensation( C2)
MT-CT-T OC Outdoor, low to moderate pollution( C3 / C4- low)
Ordering Information
Description
Weight Per Piece, lbs( kg)
Quantity Piece( s)
Item No. MT-CT-T 0.59( 0.27) 12 2322407 MT-CT-T OC 0.59( 0.27) 12 2322411 mm( in)
Figure 132 – Single Plate Connection
Table 363- Allowable Strength Design( ASD) Load Data 1, 2, 3
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
505
( 2.25)
990
( 2.20)
495
( 2.22)
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 132.
Table 364- Limit State Design( LSD) Load Data 1, 2
A. MT-30 / 50 / 60
Figure 133 – Double Plate Connection
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
700
( 3.13)
785
( 3.50)
640
( 2.86)
1 Maximum resistance factor, φ, for tabulated values is 0.53.
2 See Figure 132.
Table 365- Allowable Strength Design( ASD) Load Data 1, 2, 3
A. MT-40D
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
1,010
( 4.50)
1,845
( 8.22)
1,615
( 7.19)
1 Minimum safety factor, Ω, for tabulated values is 2.65.
2 Multiply tabulated values by 1.5 to obtain minimum LRFD values.
3 Tabulated values are based on plates being installed in pairs.
4 See Figure 133.
Table 366- Limit State Design( LSD) Load Data 1, 2
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
1,405
( 6.26)
2,400
( 10.69)
2,100
( 9.35)
1 Maximum resistance factor, φ, for tabulated values is 0.55.
2 Tabulated values are based on plates being installed in pairs
3 See Figure 133.
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