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UU Type Forged Turnbuckle Double Jaw Turnbuckle


UU Type Turnbuckle (Double Jaw Turnbuckle) also known as open body forged turnbuckle, wire rope tension adjuster. It is a vital adjustable rigging hardware widely used for tensioning, tightening and fixing wire ropes, cables and guy wires. Our forged UU turnbuckles are manufactured strictly following international standards, ideal for power transmission projects, construction, marine rigging and fence tension systems.


1. Product Model & Specifications

Product Name: UU Type Forged Turnbuckle / Double Jaw Turnbuckle
Type: UU (Jaw & Jaw) — both ends equipped with clevis jaw, bolt and cotter pin
Available Sizes (Thread Diameter):M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30
Each size has adjustable working length, customizable take-up length upon request.
Working Load Limit (WLL): Range from 0.5 Ton up to 20 Ton, marked clearly on turnbuckle body for safety inspection.


2. Material

  • Main Body & End Jaws: Carbon Steel Q235 / 45# Steel (Drop Forged)

  • Thread Rod: High tensile carbon steel

  • Surface Treatment: Hot Dipped Galvanized (HDG)

    Optional: Electro-galvanized, stainless steel 304/316 for marine corrosive environment.

Hot dipped galvanization provides thick zinc coating, excellent anti-rust performance, suitable for outdoor overhead power lines, coastal projects.


3. Production Technology

  1. Drop Forging: Integral die forging for jaw and body, high structural strength, avoid cracking under heavy load.

  2. Precision Thread Machining: Standard coarse thread, smooth rotation for easy length adjustment.

  3. Deburring & Surface Polishing

  4. Hot Dipped Galvanizing: Immerse in molten zinc, strong adhesion, long anti-corrosion service life.

  5. Assembly: Match with clevis bolt, nut and safety cotter pin to prevent loose off.

  6. Load Testing: Random destructive load test & proof load test before delivery.


4. Key Product Features

Forged Structure: Better toughness than casted turnbuckles, high safety factor
Adjustable Length: Rotate the central barrel to adjust tension of guy wire and cable
HDG Anti-corrosion: Adapt to outdoor, humid, coastal weather conditions
Safety Lock Configuration: Equipped with cotter pins to prevent bolt loosening during long-term vibration
Easy Installation: Double jaw design, convenient to connect with shackles, wire rope fittings, guy fittings
✅ Wide compatibility: Matches wire rope, stay wire, overhead line hardware


5. Our Advantages as Manufacturer

We are professional manufacturer of power line hardware and rigging turnbuckles.
✔ Complete size inventory, fast delivery
✔ Support custom marking, customized length
✔ Third-party load test report available
✔ Strict quality control before packing

✔ Export packaging suitable for sea transportation


Contact me if you need this one ,and we can supply other match products,

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Whatsapp/wechat/tel:0086 13831007495

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Handan Jinmai Fastener Manufacturing Co.,Ltd