Corten Steel B Plates

High-Strength Weathering Steel | ASTM A588 Grade B | Rust-Resistant Structural Plates

Corten Steel B Plates, also known as ASTM A588 Grade B Plates, are corrosion-resistant weathering steel plates with excellent strength and durability. These plates form a stable rust-like appearance when exposed to weather, protecting the surface and eliminating the need for painting. They are ideal for bridges, facades, containers, and outdoor structures.

• Standard: ASTM A588 / ASME SA588

• Grade: Corten B / A588 Gr. B

• Thickness: 1.5 mm – 100 mm

• Width: Up to 2500 mm

• Length: 2000 mm – 6000 mm (custom on request)

• Surface Finish: Rusted / Hot Rolled / Pickled & Oiled

• Exceptional atmospheric corrosion resistance

• Forms self-protecting rust layer (patina)

• High tensile and yield strength

• Great weldability and formability

• No painting required

• Rustic aesthetic for architectural use

• Structural bridges and highway barriers

• Railway wagons, shipping containers

• Architectural facades and cladding

• Outdoor sculptures, signage, and garden screens

• Chimneys and flue gas ducts

• Yield Strength: ≥ 345 MPa

• Tensile Strength: 485–620 MPa

• Elongation: ≥ 20%

• Corrosion Resistance: 4–8x better than mild steel

• EN 10025-5 S355J2W

• IRSM 41-97 (India)

• JIS G3114 SMA490BW

• UNI Fe510C1K1