Ventilation Unlined Pipe Clamp without Nut is a durable steel clamp with an electro-galvanized (zinc-plated) finish, designed for the secure support of ventilation and air duct systems. Supplied without a welded nut, it provides a practical and economical solution for installations using customized fixing methods or project-specific mounting systems. Its robust steel construction ensures reliable mechanical strength, long service life, and excellent corrosion resistance. Compatible with standard ventilation installations, it provides dependable support for circular air ducts in commercial, industrial, and HVAC applications where vibration insulation is not required.
HCL 1250 - Ventilation Unlined Pipe Clamp Without Nut
Technical Specifications
| Size | 1250 |
|---|---|
| Pipe Diameter (mm) | 1257.2 |
| Length L (mm) | 1319 |
| Height H (mm) | 630 |
| Sheet (T×W) (mm) | 2,5x25 |
| Hole Diameter (mm) | 11x13 |
| Threaded Rod | M10 |
| Quantity per Box (pcs) | 4 |
| Weight per Box (kg) | 9.44 |
Technical Drawing
Application Example
Material and Coating
Body
High-strength cold-rolled steel
Coating
Electro-galvanized (zinc-plated) finish for corrosion protection
Mechanical Properties
Provides reliable duct support with high strength and long service life
Installation and Maintenance
Position the clamp around the ventilation duct and connect it to the suspension system using the project-specific fixing method. Tighten the side screws evenly to ensure secure support without deforming the duct. Check all fixing points after installation.
Application Areas
HVAC and Ventilation Systems
Used for rigid and economical support of circular ventilation ducts and air-distribution pipework where rubber isolation is not required.
Commercial and Public Buildings
Suitable for offices, hospitals, hotels, shopping centres, schools, and other buildings with mechanical ventilation and air-conditioning systems.
Industrial Ventilation
Used in factories, workshops, plant rooms, and technical areas for supporting ventilation and extraction lines in accordance with project spacing and load requirements.