U-bolt Galvanized Grade 8.8
Core Product Advantages
High Strength & Safe for Heavy Loads Made of high-strength Grade 8.8 steel, much tougher than ordinary 4.8 bolts. It holds heavy weight and works well under continuous equipment vibration. It will not bend, break or slip, even for heavy-duty D400/E load conditions.
Great Anti-Rust & Weather Performance Hot-dip galvanized surface offers strong rust protection. It can withstand long-term rain, snow and big temperature changes. It passes strict salt spray tests and lasts 10–20 years outdoors, perfect for Canadian outdoor environments.
Stable & Tight Pipe Fixing The U-shape fits pipes perfectly and distributes pressure evenly. It prevents loosening caused by pipe expansion, water flow impact and machine vibration, keeping pipes fixed safely.
Easy to Install & Widely Used Full set with nuts and baffles for quick installation and easy maintenance. Smooth rolling threads ensure easy screwing. Suitable for water supply, fire control, power plant, steel structure and pipeline projects.
Applicable Working Environments
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Open outdoor places Works great for factories, power station platforms, city pipelines, solar mounts, bridges and outdoor steel frames. It handles rainy, snowy weather and big temperature shifts well. Humid indoor spaces Fit for boiler rooms, water treatment plants, underground pipe tunnels and brackets for underground drainage channels. Mild corrosive & light salt air areas Keeps stable in suburban power plants, regular factories and coastal regions with low salt content. Places with extreme temperature changes Functions normally from -40℃ to 120℃, stands freezing cold and hot direct sunlight. Places with constant vibration Ideal for boiler pipes, pump connecting lines, heavy machine supports and steel brackets for heavy load drain grates.
Applicable Media (Media inside the clamped pipes)
Ordinary industrial water: cooling water, supply/drainage water, fire water and power plant boiler water
Low-pressure steam (≤120℃) and hot air
Common inert gases: compressed air, nitrogen and ventilation air
Mild neutral liquids: heat transfer oil, lubricating oil and glycol antifreeze liquid
Ordinary power cables and cable trays with non-corrosive outer sheath
Typical Application Industries
Power plant boiler pipelines, factory drain grate supports, fire & municipal heating pipes, solar brackets, steel workshops, construction machinery, ship pipelines, urban tunnels.
Main Usage
This U-bolt wraps tightly to secure round pipes, steel frames, machine bases, cable trays and solar brackets. It works perfectly for pipe supports at power plant boiler decks and factory drain grates.
| Yield Strength | ≥640 MPa |
| Thread Process | Roll-formed thread with smooth fit |
| Surface Treatment | HDG hot-dip galvanized Zinc thickness: 60–120μm |
| Anti-rust Performance | Pass 500–1000h salt spray test with no red rust occurring |
| Matching Accessories | Matching nuts, washers and baffles |
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