ASTM A588 Grade A Weathering steel
A588 Grade A steel specification:
Thickness: 6MM to 200
Width: 1500mm to 4050mm,
Length: 3000mm to 15000mm
A588 Grade A steel by Cu, P, Cr, Ni and other alloying the metal substrate surface to form a protective layer, which has a high resistance to atmospheric corrosion.
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ASTM A588 Chemical Composition |
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Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
Ni |
Nb |
|
|
A588 |
0.19 |
0.30-0.65 |
0.80-1.25 |
0.04 |
0.05 |
0.40 |
.. |
|
Cu |
Cr |
Mo |
N |
V |
|
|
|
|
0.25-0.40 |
0.40-0.65 |
… |
0.01 |
0.02-0.10 |
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|
|
|
Thickness |
Yield Strength |
Tensile Strength |
Fracture Elongation[%]transv. min. |
|
0mm-50mm |
345KPa |
485KPa |
18 |
A588 Grade A Weathering steel application:
Building and construction machinery, such as mining and drilling rig used in various types of construction, power shovel, electric wheel dump trucks, mining vehicles, excavators, loaders, bulldozers, various types of cranes, coal hydraulic support and other machinery and equipment and other structure. Various weathering structures (particularly for industrial atmosphere), the bridge support structure and other aspects.