Gnee Steel (Tianjin) Co., Ltd. is one of the most professional cortena weathering steel manufacturers and suppliers in China, also supports customized service. If you're going to buy cortena weathering steel made in China, welcome to get free sample from our factory. Quality products and low price are available.
CortenA weathering steel
Corten Sheet Products Description
cortenA weathering steel is a kind of American standard Cu-P series steel, belongs to low alloy high strength atmospheric corrosion resistant structural steel, domestic called weathering steel. cortenA is the representative steel grade of American Cu-P series steel.
cortenA atmospheric steel is the representative steel of American Cu-P series steel, it is a type of Cowden steel. cortenA performs the American standard: ASTM, the domestic steel is called ND steel, the corresponding national standard is GB/T4171-2008 weathering steel.
cortenA weathering steel is a kind of low alloy and high strength structural steel, it is called weathering steel in China. cortenA weathering steel is a kind of American Cu-P series steel.
When cortenA is used in the air containing some special chemical substances or when the structural parts are in contact with water for a long period of time, or when they are exposed to humid air all the time, or when they are used in a maritime climate, it is recommended that conventional surface protection be used.
cortenA requires the removal of iron oxide from the surface of the product before painting. Under the same conditions, painted atmospheric corrosion-resistant steel is less sensitive to corrosion than normal structural steel.
Corten Steel Sheet Products Details
CortenA Corrosion Resistant Steel Plate Chemical Composition & Mechanical Property:
| Grades | C max | Si | Mn. | P | S max | Cr | Ni | Cu | Nb+V+Ti |
| CortenA | 0.12 | 0.25-0.75 | 0.20-0.50 | 0.07- 0.15 |
0.030 | 0.50-1.25 | 0.65 | 0.25-0.55 | - |
| Grade | Permissible yield point ratio |
Yield Strength MPa(min) |
Tensile Strength MPa |
Elongation % (min) |
Bend |
| Corten A | - | 355 | 470-630 |
20 |
1t |
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