ASTM A588 Grade B corrosion resistant steel is a weather resistant steel, Its chemical composition promotes the early formation of an adhering protective layer of rust when exposed to the elements.
ASTM A588 Grade B Chemical Composition:
|
Grade/ Material
|
Element Composition
|
( Max-A, Min-I)
|
|
A588 Grade B
|
C
|
A: 0.20
|
|
Mn
|
0.75-1.35
|
|
Si
|
0.15-0.50
|
|
P
|
A:0.04
|
|
S
|
A:0.05
|
|
V
|
0.01-0.10
|
|
Cu
|
0.20-0.40
|
|
Cr
|
0.40-0.70
|
|
Ni
|
A:0.50
|
ASTM A588 Grade B Mechanical Properties:
|
Grade/ Material
|
Tensile Test
|
Ksi/MPa
|
|
A588 Grade B
|
Tensile Strength
|
485
|
|
Yield Strength
|
345
|
|
Elongation
|
18-21
|
|
Impact Test
|
(if any)
|
ASTM A588 Grade B Application:
The fabrication of agricultural vans and railway wagons, structures of bridges, water pipes, fans, chimneys and boilers.