3.0 MODULAR SUPPORT SYSTEM 3.2.8 MT CLAMPS AND CHANNEL TIES MT-CT-H4
Description
Flat plate for channel-to-channel ( same size ) connections . |
Material Specifications |
Standard 1 |
Grade 1 |
F y
, ksi ( MPa )
|
F u
, ksi ( MPa )
|
GB / T 700 |
Q235 B |
34.08 ( 235 ) |
53.66 ( 370 ) |
Modular Support Systems Technical Guide , Edition 1
1 . Mechanical properties of GB / T 700 Grade Q235 B meet or exceed the mechanical properties of ASTM A1011 SS Grade 33 .
Corrosion Protection
Electro-Galvanized ( EG )
MT-CT-H4
Hot-Dipped Galvanized ( HDG )
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MT-CT-H4 OC
Ordering Information
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mm ( in )
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No .
MT-CT-H4 0.58 ( 0.26 ) 15 2322408 MT-CT-H4 OC 0.58 ( 0.26 ) 15 2322412
Figure 98 - Single Plate Connection
Table 245 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
1,215 |
350 |
495 |
( 5.41 ) |
( 1.56 ) |
( 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 98 .
A . MT-30 / 50 / 60 / 40D
Table 246 - Limit State Design ( LSD ) Load Data 1 , 2
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
1,580 |
490 |
640 |
( 7.03 ) |
( 2.18 ) |
( 2.86 ) |
1 . Maximum resistance factor , ϕ , for tabulated values is 0.5 . 2 . See Figure 98 .
Figure 99 - Double Plate to Connection
Table 247 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
2,305 |
700 |
1,615 |
( 10.27 ) |
( 3.12 ) |
( 7.19 ) |
1 . Minimum safety factor , Ω , for tabulated values is 3.50 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . Tabulated values are based on plates being installed in pairs . 4 . See Figure 99 .
A . MT-40D
Table 248 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
3,000 |
975 |
2,100 |
( 13.35 ) |
( 4.35 ) |
( 9.35 ) |
1 . Maximum resistance factor , ϕ , for tabulated values is 0.4 . 2 . Tabulated values are based on plates being installed in pairs . 3 . See Figure 99 .
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