A high strength low alloy steel used in a variety of structural applications.
A572 Gr.42 is used in wide range of structural applications, such as buildings, transmission towers, bridges, construction equipment, and truck frames. The mechanical properties enable excellent weldability, ductility and machinability.
Range
Equal Angle Bars
Wide Flange Beams
Plates (thickness)
Sheets (thickness)
min
1/2x1/2x1/16"
W4
1/2" [6.35mm]
19 GA [1.00 mm]
max
14x14x1-1/4"
W44
10" [254mm]
1/2" [6.35mm]
Range
C
Mn
P
S
Si
min
-
-
-
-
0.15
max
0.21
1.35
0.030
0.030
0.40
Yield Strength
Tensile Strength
Elongation in 2"
min
42 Ksi [290 MPa]
60 Ksi [413 MPa]
20 %
max
-
-
-
Simone Woods
Simone Woods