What is Q550NH steel？

Q550NH steel has a protective layer of rust resistance to atmospheric corrosion, it can be used in the manufacture of vehicles, bridges, towers, containers and other steel low-alloy structural steel. Compared with carbon steel, Q550NH steel has better corrosion resistance in the atmosphere.

Typical Applications

• Bridges and structural supports
• Outdoor architectural elements
• Garden and landscape structures
• Building facades and cladding
• Industrial infrastructure like silos, chimneys, and power plants
• Shipping containers and transport vehicles

Steel Standard:GB/T 4171

Rolling Type:Weathering steel plate,Alloy steel plate

Thickness:2mm-300mm

Width:1000mm-4200mm

Length:3000mm-18000mm or Coil

Heat Treatment:As rolled/Normalised