Q310GNH Q355GNH Atmospheric Corrosion Steel Plate
Atmospheric Corrosion Steel Plate Products Description
Q310GNH corten steel sheet is a high-strength weathering steel, and the implementation standard is GB/T 4171-2008.
Q310GNH corten steel metal has excellent mechanical properties and good atmospheric corrosion resistance, and is suitable for building structures that need to maintain high stability and durability under extreme climatic conditions.
Q355GNH corten steel material is a commonly used atmospheric corrosion-resistant steel, and the implementation standard is GB/T 4171-2008.
Q355GNH corten metal sheet combines good mechanical properties and weather resistance, and is suitable for making steel structures used in atmospheric environments, especially humid and saline environments, such as buildings, bridges, vehicles and outdoor engineering facilities in coastal areas.
Q310GNH Q355GNH Atmospheric Corrosion Steel Plate Products Details
►Mechnical property for Q310GNH corten plate:
| Thickness (mm) | ||||
| Q310GNH | ≤ 16 | > 16 ≤ 40 | > 40 ≤ 60 | >60 |
| Yield strength (≥Mpa) | 310 | - | - | - |
| Tensile strength (Mpa) | 450 Min. | |||
►Chemical composition for Q310GNH corten plate (Heat Analysis Max%)
| C | Si | Mn | P | S | Cu | Ni | Cr |
| 0.12 | 0.10-0.40 | 0.2-0.5 | 0.07-0.12 | 0.020 | 0.25-0.45 | 0.25-0.50 | 0.30-0.65 |
|
Grade |
Q355GNH steel chemical composition(%) |
||||
|
C Max |
Si |
Mn Max |
P |
S Max |
|
|
Q355GNH |
0.15 |
0.25-0.75 |
1.0 |
0.07-0.15 |
0.02 |
|
Grade |
Q355GNH steel mechanical property |
||||
|
Yield Strength(MPa) |
Tensile Strength(MPa) |
% Elongation min |
|||
|
Q355GNH |
345-355 |
490-630 |
22 |
||
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