Preformed Tension Clamp
Preformed Tension Clamp Set for Overhead Conductors - Helical Guy Grip Dead End Assembly with Clevis Thimble
Product Model： Preformed Tension Clamp
Product Type： Fiber Optic Tension Clamp for Overhead Cables and FTTH Drop Cables
Place of Origin： Guangdong, China – Professional Manufacturer of Power Line and Fiber Optic Hardware
Minimum Order Quantity： 100 Pieces, OEM and ODM Services Available
Packaging： Export cartons
Lead Time ：15–30 Days with Stable Production Capacity
Shipping Method：In accordance with client requirements
Standards： Manufactured in accordance with GB/T 2314, GB/T 2315, DL/T 764 and DL/T 284
Sample Service： Samples Available for Product Evaluation and Project Testing
Category Fiber Optic Cable Accessories
Get a QuoteProduct Introduction
The Preformed Tension Clamp assembly is a grid-certified heavy-duty anchoring network system engineered exclusively for dead-ending, tensioning, and securing overhead distribution conductors, ground wires, and telecom fiber lines. Configured to handle maximum structural tensile strain on terminal poles and angle towers, this integrated Preformed Tension Clamp ensures a superior holding efficiency without generating severe concentrated stress points or tearing wire insulations.
To deliver continuous, non-slip line management under extreme climate conditions, this structural Preformed Tension Clamp set arrives as a component-matched hardware kit. The full assembly integrates premium preformed helical steel wire rods (Component 1) wrapped around a high-strength casting thimble block (Component 3), paired with a hot-dip galvanized steel clevis link (Component 2). This specialized dynamic matrix enables the Preformed Tension Clamp to distribute gripping friction uniformly along the linear length of the wire, completely eliminating single-point squeezing damages during long-term outdoor operation.
Technical Parameters
| Grid Structural Infrastructure Metrics | Certified Standard Specifications |
| Product Category | Preformed Tension Clamp Complete Kit |
| Component Layout | Helical Armor Rods + Clevis Link + Structural Heart Thimble |
| Helical Rod Material | High-Grade Aluminum-Clad Steel (ACS) / Galvanized Wire |
| Connecting Hardware Material | Carbon Steel with Premium Hot-Dip Galvanized (HDG) |
| Thimble Block Technology | Precision Cast Aluminum Alloy / High-Tension Iron |
| Holding Grip Efficiency | ≥ 95% of Conductor Rated Tensile Strength (RTS) |
| Applicable Wire Types | ACSR, AAC, AAAC, Stay Guy Wires, OPGW Cables |
| Atmospheric Temperature Limits | -40 °C to +120 °C |
| Active Operational Lifespan | ≥ 25 Years Maintenance-Free |
Technical Parameters Description
Dynamic High-Grip Tensioning Matrix : The unique spiral wrapping layout of this Preformed Tension Clamp guarantees a firm, continuous hold reaching 95%+ of the conductor's RTS, preventing slippage under heavy seasonal snow sags.
Integrated Full-Assembly Hardware Pairing : Every ordered Preformed Tension Clamp includes factory-matched clevis links, heart-shaped thimbles, and preformed rods, ensuring seamless alignment without field compatibility errors.
Progressive Structural Stress Relief : The rounded contact cradle of the casting thimble blocks inside the Preformed Tension Clamp completely supports the U-bend section of the rods, blocking mechanical bending fatigue from high wind vibrations.
Hot-Dip Galvanized Zinc Layer Defense : All steel connecting pins, links, and tension rods built into the Preformed Tension Clamp undergo high-temperature galvanizing processing, ensuring supreme rust immunity in coastal or chemical-polluted environments.
Left/Right Lay Direction Self-Adaptation : The helical rods of the Preformed Tension Clamp can be custom-manufactured in either Left-Hand Lay (LHL) or Right-Hand Lay (RHL) configurations to securely lock matching twisted power strands.
Product Features
🔒 Friction-Locked Tension Relief : The progressive helical wraps of the Preformed Tension Clamp tighten automatically as line load drift increases, generating an expansive holding surface that eliminates localized point-crush hazards.
🛡 ️ Zero-Damage Conductor Shielding : No compression pumps or aggressive physical crimping dies are used. The smooth interior grip path of the Preformed Tension Clamp keeps delicate aluminum phase strands perfectly intact.
⚡ Corona Control Architectural Contours : Features heavily smoothed outer metallic lines with recessed cotter systems, minimizing electrical tracking field stress and preventing corona discharge on mixed-power lines.
🛠 ️ Tool-Free Manual One-Man Installation : Designed for straightforward wrap-and-lock line deployment. Field linemen can twist and snap the Preformed Tension Clamp onto conductors manually in seconds, lowering contractor tooling bills.
⏳ Multi-Decade System Investment ROI : The calculation of non-corrosive aluminum-clad steel and hot-dip zinc elements yields a continuous outdoor operational lifespan exceeding 25 years, cutting utility asset replacement budgets.
Contact & Customization
🛠 ️ OEM & ODM Customization Services
We offer professional, flexible OEM/ODM manufacturing to meet global utility grid and telecom tender specifications for Preformed Tension Clamp orders.
Custom via Drawings: Custom mold design based on your CAD drawings or local utility standards.
Full-Assembly Kitting: Tailored Preformed Tension Clamp component sizing based on your specific ADSS Cable OD, span, and RTS.
- Tel: +86 199-0247-9650
- WeChat / WhatsApp: +86 199-0247-9650
- Email: sales@line-hardware.com
- Address: Guangdong, China
- Company: Guangdong Jinkaite Power Fittings Co., Ltd.
Welcome global utility procurement managers, telecom EPC contractors, and brand distributors to request bulk pricing and free technical samples!
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