Product Technical Guides : CA-EN Modular Systems Product Technical Guide | Page 104

3.0 MODULAR SUPPORT SYSTEM 3.2.6 MT ANGLE BRACES AND FITTINGS MT-AB-L 45

Description

45-degree angle brace for MT-50 channel to concrete and channel-to-channel 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 )

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-AB-L 45

Modular Support Systems Technical Guide , Edition 1

Figure 70 - MT Channel Anchorage to Base

Table 197 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4

F r lb ( kN )

975 ( 4.34 )

1 . Safety factor , Ω , for tabulated values is 2.6 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design

( LRFD ) values . 3 . Load values are for base connector only . The design professional is responsible for checking concrete and fastener strength . 4 . See Figure 70 .

Table 198 - Limit State Design ( LSD ) Load Data 1 , 2 , 3

A . MT-50

Figure 71 - MT Channel-to-Channel Connection

F r lb ( kN )

1,230 ( 5.48 )

1 . Resistance factor , ϕ , for tabulated values is 0.55 . 2 . Load values are for base connector only . The design professional is responsible for checking concrete and fastener strength . 3 . See Figure 70 .

Table 199 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3

F r lb ( kN )

975 ( 4.34 )

1 . Safety factor , Ω , for tabulated values is 2.6 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design

( LRFD ) values . 3 . See Figure 71 .

Table 200 - Limit State Design ( LSD ) Load Data 1 , 2