Q550 high-strength galvanized steel coil

Product Overview

Q550 high-strength galvanized steel coil is produced under the galvanized coil category. It features a hot-dip galvanized coating on high-strength steel substrate compliant with Q550 grade standards.

Material Properties

The base steel meets Q550 specifications, with minimum yield strength of 550 MPa and tensile strength up to 660-820 MPa. The galvanized coating provides corrosion resistance through a zinc layer applied via hot-dip process.

Applications

This product is used in structural components for construction, automotive chassis, machinery frames, and heavy-duty equipment where high strength and corrosion protection are required.

Specifications

Dimensions

Thickness: 0.5 mm to 4.0 mm. Width: 600 mm to 2000 mm. Inner diameter: 508 mm or 610 mm. Coil weight: up to 25 tons.

Mechanical Properties

Yield strength: ≥550 MPa. Tensile strength: 660-820 MPa. Elongation: ≥16%. Hardness: ≤220 HB.

Coating Details

Zinc coating mass: Z08 to Z35 (80-350 g/m², double-sided). Coating types include regular spangle, minimized spangle, or zero spangle. Surface treatment: passivated or oiled.

Asia Metal supports customization of dimensions and specifications to meet specific project requirements. Contact us for tailored solutions in steel products.