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Galfan Steel Strand

Why Choose Our Galfan Steel Strands?
​Engineered for ultimate durability, our Galfan Steel Strands feature a high-purity zinc-aluminum mischmetal alloy coating (typically 5% Al, 95% Zn). Compared to traditional galvanized steel, Galfan offers 2 to 3 times superior corrosion resistance, making it the premier choice for critical infrastructure, cable-stayed bridges, marine environments, and high-load structural applications.

Premium Galfan Steel Strand High-Performance Corrosion-Resistant Wire Solutions

Key Product Advantages

· â€‹Exceptional Corrosion Resistance: The unique Zn-Al-Mm eutectic structure forms a dense, stable passive film that actively prevents rust and atmospheric degradation.

· â€‹Superior Ductility & Adhesion: The coating tightly bonds to the high-carbon steel wire base, ensuring it won't peel or flake during severe bending, twisting, or stranding processes.

· â€‹Sacrificial & Barrier Protection: Combines the galvanic sacrificial protection of zinc with the long-term barrier durability of aluminum.

· â€‹Extended Lifespan: Significantly lowers maintenance costs and lifecycle replacement frequency for structural engineering projects.

· â€‹High Tensile Strength: Manufactured from premium high-carbon steel wire rod, offering exceptional load-bearing capacity and structural integrity.

Technical Specifications

Parameter

Standard Specification

Material / Grade

High Carbon Steel Wire (e.g., 70#, 82B, SWRH 82B)

Coating Composition

5% Aluminum, 95% Zinc (Galfan / Zn-5% Al-MM)

Coating Weight

Compliant with ASTM A475 / EN 10244-2 / ISO 7989 standards

Strand Structure

1x7, 1x19, or customized configurations

Diameter Range

9.50 mm – 18.00 mm (Custom sizes available upon request)

Tensile Strength

1570 MPa – 1860 MPa (Grade 250 / 270)

Surface Finish

Smooth, uniform alloy coating with optional waxing/lubrication