Fixed Joints Industrial Grade Linkage Devices For Overhead Line
Installation
Core Design Features
- Drop-forged carbon steel construction (Grade 8.8 or equivalent)
for maximum durability
- Hot-dip galvanized finish (ISO 1461) for superior corrosion
resistance
- Working Load Limit (WLL): 10-100 tons (clearly stamped on body)
- Safety factor: 4:1 minimum breaking strength to WLL ratio
- Standard configurations: Eye-to-eye, eye-to-shank, and clevis
types
- Smooth radius design to prevent cable abrasion
Operational Advantages
✔ High strength-to-weight ratio for easy handling
✔ 360° swivel capability for optimal load alignment
✔ Corrosion-resistant for coastal and industrial environments
✔ Easy visual inspection points for safety checks
✔ Interchangeable components for different rigging needs
Safety Certifications
✓ ASME B30.26 rigging hardware standard
✓ EN 13889:2003 forged steel connector certification
✓ DNV-GL certified for marine applications
✓ Non-magnetic versions available for substation use
Maintenance Specifications
• Annual load testing recommended for critical applications
• Monthly visual inspection for cracks or deformation
• Grease lubrication of moving parts (NLGI #2)
• UV-resistant markings for long-term identification
Typical Applications
➔ Conductor block rigging
➔ Tower component lifting
➔ Guy wire tensioning
➔ Crane load securement
➔ Temporary work platform support
Optional Accessories
- Safety latch kits for screw pin models
- Custom marking tags for asset tracking
- Arctic-grade versions (-40°C operation)
| Model | Main size(mm) | Rated load(KN) | Weight(kg) |
| A | B | C | d | D | E |
| SLU-1 | 36 | 68 | 18 | 10 | 14 | 29 | 10 | 0.2 |
| SLU-3 | 37 | 76 | 20 | 12 | 17 | 31 | 30 | 0.22 |
| SLU-5 | 50 | 96 | 23 | 18 | 19 | 42 | 50 | 0.6 |
| SLU-8 | 56 | 110 | 28 | 20 | 22 | 50 | 80 | 0.8 |
| SLU-10 | 59 | 126 | 30 | 22 | 26 | 54 | 100 | 1.2 |
| SLU-13 | 61 | 134 | 32 | 24 | 27 | 56 | 130 | 1.3 |
| SLU-15 | 63 | 138 | 37 | 27 | 28 | 58 | 150 | 1.4 |
| SLU-25 | 80 | 178 | 44 | 30 | 35 | 72 | 250 | 3.0 |
| SLU-28 | 80 | 178 | 44 | 30 | 35 | 72 | 280 | 3.0 |
| SLU-32 | 85 | 186 | 42 | 30 | 38 | 80 | 320 | 3.9 |
