dtfinnedtube.com
Installation Guide for Spiral High Frequency Welded Finned Tubes
Spiral high-frequency welded finned tubes are widely used in industrial and civil applications due to their superior heat dissipation efficiency. Proper installation is critical to maximizing their performance. Below is a detailed guide to their installation process, supported by technical parameters and best practices.
1. Pre-Installation Preparation
- Quality Inspection: Examine the finned tubes for defects such as deformed fins, uneven welds, or cracks in the base pipe25. Verify that the model and specifications match the project requirements.
- Material Preparation: Gather necessary components, including brackets, seals, valves, and piping accessories24. Tools such as wrenches, levelers, and welding machines should be ready for use.
- Site Preparation: Clear the installation area to ensure unobstructed airflow and accessibility.
2. Installation Methods
Horizontal Installation
- Positioning: Use a leveler to mark bracket locations on walls or supports. Bracket spacing should adhere to design specifications to prevent bending (see Table).
- Fixing: Securely fasten the tubes to brackets using bolts or welding. Ensure horizontal alignment to maintain structural integrity.
- Piping Connection: Employ welding or flange connections, ensuring tight seals with thread sealants or gaskets.
Vertical Installation
- Alignment: Verify verticality using a plumb line. Install reinforced base supports to prevent tilting.
- Clearance: Maintain a minimum clearance of ≥300 mm around the tubes to optimize airflow.
3. Pressure Testing
After installation, conduct a pressure test by injecting water or air at 1.5 times the working pressure into the system. Inspect for leaks at joints and welds for 30 minutes. Address any leaks before operational use.
4. Key Parameters
| Parameter | Recommended Value | Purpose |
|---|---|---|
| Bracket Spacing | 1.2–1.5 meters | Prevent deformation |
| Pressure Test Value | 1.5× working pressure | Ensure no leakage |
| Installation Clearance | ≥300 mm | Facilitate air circulation |
5. Considerations
- Airflow Optimization: Avoid sharp bends in piping to reduce flow resistance.
- Thermal Expansion: Allow for expansion gaps in piping layouts.
- Post-Installation Checks: Monitor surface temperature distribution and system stability during initial operation.
By adhering to these guidelines, spiral high-frequency welded finned tubes can achieve optimal heat transfer efficiency and long-term reliability.
Datang fin tube product’s specification outside diameter from 18 mm to 273 mm finned tube, The process includes high-frequency welded fin tubes, extruded fin tubes, L / L L / K L fin tubes, G -type Embedded fin tubes, low fin tubes, inner fin tubes, elliptical fin tubes, longitudinal fin tube,H type fin tube, the annual capacity can reach 100,000 ตัน.
We have professional engineer support, high efficiency sales team and competitive price superiority.
Our R & D department provides the strong technical support and enables us to receive some, O D M projects, and can provide you with drawings, design plans and thermal calculations, service has exceeded more than 3000 วิสาหกิจ.
If you need finned tubes, contact us! Email:[email protected],Whatsapp:+86 15690122018
