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U-Shackle for Overhead Lines | HDG Steel – YiHaoPower

  • Drop-Forged Carbon Steel: Precision forged from high-grade carbon steel for maximum structural integrity and reliable field performance.
  • Heavy Hot-Dip Galvanizing: Thick, uniform zinc surface protection delivers exceptional corrosion resistance in harsh outdoor environments.
  • Universal Link Hardware: Essential connection link engineered for smooth articulation between insulator strings, yoke plates, and tower attachments.
  • Vibration-Proof Locking: Supplied with high-tensile galvanized bolt, nut, and stainless steel cotter pin to prevent accidental detachment under wind vibration.

Need Custom Specifications? Contact YiHaoPower today for CAD drawings, technical data sheets, and direct factory wholesale quotes.

Product Overview

The U-Shackle (U Series U-Clevis Link) is a foundational link hardware component widely used in high-voltage overhead power transmission and distribution lines. Manufactured by YiHao Power, this versatile fitting links insulator strings, strain clamps, suspension assemblies, and tower attachment points together. Its heavy-duty forged steel body ensures balanced stress distribution across power grid networks.

Technical Specifications

Parameter Specification
Product Model U Series U-Shackle (U-7 / U-10 / U-12 / U-16 / U-20 / U-30)
Body Material Carbon Steel
Surface Protection Hot-Dip Galvanized (HDG)
Standard Compliance ISO / ASTM / IEC / BS Standards Compliant
Application Scope Overhead Transmission Lines, Substations & Insulator Link Assemblies

Key Performance Features

  • Precision Drop-Forging: Eliminates internal porosity and structural defects, providing high fatigue resistance against dynamic wind loads.
  • Smooth Contour Design: Smoothly rounded body and pin holes minimize mechanical stress concentration and prevent excessive wear on connected hardware.
  • Long-Term Anti-Corrosion: Heavy zinc coating protects against humidity, industrial pollution, and coastal salt spray environments.

Quality Assurance

Every batch of U-shackles manufactured by YiHao Power undergoes strict quality control, including non-destructive flaw testing, dimensional checks, and zinc coating thickness inspection.