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1x19 Zinc Coated Steel Strand for Structural Engineering

1x19 Zinc Coated Steel Strand for Structural Engineering

Heavy-Duty Structural Rigging Grade. Engineered specifically for architectural stay cables, glass facade stiffeners, suspension roofs, and structural guy lines, our 1x19 zinc-coated steel strand combines high ultimate tensile strength, low elongation, and heavy-duty high-purity zinc galvanization, delivering ultimate corrosion resistance and certified performance for advanced civil and structural engineering.

1x19 Zinc Coated Steel Strand for Structural Engineering | High-Modulus Architectural & Rigging Cable

1. Technical Specifications & Metallurgical Data

​Designed for critical load-bearing structural applications requiring high stiffness and low stretch under international standards. Every coil adheres to rigorous mechanical and galvanization benchmarks.

Technical Parameter

Specification Value

Governing Standard

Strand Construction

1x19 (1 Center Wire + 6 Inner Wires + 12 Outer Wires)

ASTM A475 / EN 12385-10

Available Diameters

6.0 mm to 32.0 mm (1/4 inch to 1-1/4 inch)

ISO 2408 / ASTM A586

Specified Tensile Strength

High Tensile Grade (1570 MPa / 1770 MPa / 1960 MPa)

EN 12385-10 / ISO 6892

Galvanized Coating

Heavy-Duty High-Purity Zinc Coating (Class A)

ASTM A475 / EN 10244-2

Elastic Modulus

High Structural Stiffness (E≈140 - 160 kN/mm²)

Structural Engineering Standards

Surface Condition

Uniformly Galvanized, Smooth, Pre-Stretched

Corrosion-Inhibited Free

2. Core Engineering Advantages

· â€‹High Structural Stiffness & Low Stretch: The compact 1x19 helical construction delivers a high elastic modulus and minimal construction stretch, ensuring stable, precise load transfer in structural rigging.

· â€‹Active Zinc Galvanized Defense: Uniformly coated with a high-purity zinc layer, providing sacrificial anode protection and an impermeable physical barrier against atmospheric moisture and urban pollution.

· â€‹Superior Fatigue & Wind Load Resistance: Engineered to withstand cyclic wind loads, seismic forces, and continuous tensile stresses in exposed architectural and civil installations.

· â€‹Full Metallurgical Traceability: Manufactured under strict ISO 9001 protocols. Each commercial shipment includes a comprehensive Mill Test Certificate (MTC) verifying breaking load, diameter tolerance, and zinc coating mass.

​3. Industrial & Structural Applications

​Engineered for high-performance load-bearing applications across modern architecture and civil engineering:

· â€‹Architectural & Facade Engineering: Glass facade tension trusses, structural glass canopies, atrium tie-rods, and lightweight stadium roofs.

· â€‹Bridge & Marine Structures: Suspension footbridges, pedestrian bridge stay cables, wind-stabilizing ties, and marine mooring lines.

· â€‹Industrial Rigging & Masts: Radio transmission towers, antenna guy wires, crane pendants, and heavy structural support stays.

​4. Frequently Asked Questions (FAQ)

​Q: What are the main benefits of a 1x19 strand compared to standard 7-wire or multi-strand ropes?

A: The 1x19 construction features fewer, thicker outer wires, resulting in a higher metallic cross-sectional area, greater structural stiffness, lower stretch, and superior corrosion resistance compared to flexible multi-strand wire ropes.

​Q: Do these structural strands comply with international manufacturing standards?

A: Yes. Our 1x19 galvanized structural strands are produced and tested in strict accordance with ASTM A475, EN 12385-10, and ISO 2408, ensuring full acceptance by structural engineers and project consultants worldwide.

​Q: What is the standard export packaging and transport safety?

A: Coils or wooden reels are securely wrapped in heavy-duty moisture-proof materials, strapped, and palletized to prevent any mechanical abrasion or distortion during international shipping.

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