ASTM A588 Grade K Corten steel, A588 Gr.K steel plate/Sheet. A588 Grade K low alloy high strength atmospheric corrosion resisting steel.
A588 Grade K, ASTM A588 Grade K hot rolled steel, ASTM A588 Gr.K steel plate/sheet/bar/section steel. ASTM A588 Grade K Corten steel, A588 Grade K Weathering steel, A588 Grade K Weathering resistant steel, A588 Grade K atmosphere corrosion resistance steel.
ASTM A588 Grade K Corten steel widely used in air preheater, economizer, railway carriage, containers production, bridge building , construction and so on.
The specifications:
Thickness: 3mm--150mm
Width: 30mm--4000mm
Length: 1000mm--12000mm
Standard: ASTM EN10025 JIS GB
A588 Grade K Weathering steel chemical composition
|
Grades |
C max |
Mn |
P max |
S max |
Si |
Ni max |
Cr |
Cu |
V |
|
A588GR.K |
0.20 |
0.75-1.35 |
0.04 |
0.05 |
0.15-0.50 |
0.50 |
0.40-0.70 |
0.20-0.40 |
0.01-0.10 |
|
ASTM A588 Grade K |
Plates and bars |
Structural shapes |
||
|
|
＜100mm |
≥100-125mm |
＞125-200 |
|
|
Tensile strength min MPa |
485 |
460 |
435 |
485 |
|
Yield strength min MPa |
345 |
315 |
290 |
345 |
|
Elongation min |
21 |
21 |
21 |
21 |
