Corten A Steel Plates

Corten A is a weathering steel also known as “atmospheric corrosion-resistant steel.” It is often used in outdoor structures, architectural elements, and industrial applications due to its ability to develop a protective rust-like appearance when exposed to the elements. This rust layer not only provides aesthetic appeal but also acts as a protective barrier against further corrosion. Here are the details, specifications, mechanical properties, and chemical composition of Corten A steel:
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Chemical Composition (Percentage by Weight):

Carbon (C) Silicon (Si) Manganese (Mn) Phosphorus (P) Sulfur (S) Chromium (Cr) Copper (Cu) Nickel (Ni)
0.12% max 0.25-0.75% 0.20-0.50% 0.07-0.15% 0.030% max 0.50-1.25% 0.25-0.55% 0.65% max

Mechanical Properties:

Tensile Strength (at room temperature) Yield Strength (at room temperature) Elongation (in 50mm) Charpy V-Notch Impact Test
485-630 MPa 345 MPa min 20% min 27 J (20 ft-lbf) minimum at -20°C (-4°F)

Typical Properties:

Density Thermal Expansion Electrical Conductivity Poisson’s Ratio Modulus of Elasticity (Young’s Modulus
7.85 g/cm³ (0.284 lb/in³) 12.5 x 10^(-6)/°C (7 x 10^(-6)/°F) 18% IACS (International Annealed Copper Standard) 0.29 210 GPa (30 x 10^6 psi)

Architectural Structures: Corten A steel is often used in the construction of architectural elements such as building facades, bridges, and sculptures. Its weathered appearance adds an aesthetically pleasing, rustic, and natural look to modern structures.

Bridges: Corten A steel is used in the construction of bridges and pedestrian walkways due to its durability and resistance to corrosion. Its distinctive appearance can enhance the visual appeal of these structures.

Shipping Containers: Some shipping containers are made from Corten A steel. Its resistance to corrosion and harsh marine environments ensures the longevity and durability of these containers.

Railway Rolling Stock: Corten A steel is used in the manufacturing of railway wagons and coal wagons due to its strength and resistance to atmospheric corrosion.

Facade Cladding: Corten A steel panels are used as cladding for building facades, providing both aesthetic appeal and weather resistance.

Structural Applications: Corten A steel can be employed in various structural applications where resistance to atmospheric corrosion is critical.


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