7 8 Copper Tubing for HVAC, Refrigeration and Industrial Systems
7 8 copper tubing (7/8 inch copper tubing) is a highly efficient medium-diameter tubing solution used in HVAC, refrigeration, plumbing and industrial applications. It is widely preferred for refrigerant lines due to its excellent heat transfer properties and ability to withstand pressure variations.
Manufactured from high-purity copper, this tubing ensures superior performance, corrosion resistance and long service life in demanding environments.
What is 7 8 Copper Tubing?
7 8 copper tubing refers to a copper tube with a nominal size of 7/8 inch (approximately 22.22 mm outer diameter). It is specifically designed for applications that require efficient fluid flow and thermal conductivity.
It is commonly produced using copper grade C12200, which offers excellent durability and corrosion resistance.
Types of 7 8 Copper Tubing
Soft Copper Tubing (Annealed)
Flexible and supplied in coils, ideal for air conditioning and refrigeration installations.
Hard Copper Tubing (Drawn)
Rigid and supplied in straight lengths, suitable for fixed piping systems.
ACR Copper Tubing
Specifically designed for air conditioning and refrigeration systems, cleaned and sealed for contamination-free performance.
Inner Grooved Copper Tubing
Provides enhanced heat transfer efficiency in advanced HVAC systems.
Technical Specifications
| Parameter | Details |
|---|---|
| Nominal Size | 7/8 inch |
| Outer Diameter | 22.22 mm |
| Material Grade | C12200 Copper |
| Standards | ASTM B280 / ASTM B88 / EN 12735 |
| Forms | Coils / Straight lengths |
Key Features
- Excellent thermal conductivity
- High corrosion resistance
- Strong and durable construction
- Suitable for HVAC applications
- Handles high pressure and temperature
- Long service life
Standards and Compliance
7 8 copper tubing is manufactured according to international standards:
- ASTM B280 – Copper tubing for refrigeration
- ASTM B88 – Copper water tube
- EN 12735 – Copper tubes for HVAC
- ISO standards for industrial piping
Applications of 7 8 Copper Tubing
Air Conditioning Systems
Used in refrigerant lines connecting indoor and outdoor units.
Refrigeration Systems
Used in cooling and cold storage systems.
Plumbing Systems
Used in medium-capacity water supply lines.
Industrial Applications
Used in process piping and equipment connections.
Medical Gas Systems
Used in hospitals requiring clean and reliable piping systems.
Installation Methods
- Brazing for HVAC and refrigeration systems
- Soldering for plumbing applications
- Flare fittings for precision connections
- Compression fittings for easy installation
Advantages of 7 8 Copper Tubing
- Reliable and leak-proof performance
- Low maintenance requirements
- Long lifespan
- Versatile across industries
- Environmentally friendly and recyclable
Maintenance and Longevity
Copper tubing requires minimal maintenance. With proper installation, 7 8 copper tubing can last for decades while maintaining consistent performance.
Why Choose 7 8 Copper Tubing?
7 8 copper tubing is ideal for systems requiring efficient heat transfer, durability and reliability. Its superior performance makes it a preferred choice for HVAC and industrial professionals.
Conclusion
7 8 copper tubing is an essential component in HVAC, refrigeration and plumbing systems. Its strength, corrosion resistance and efficiency ensure long-term reliable performance.
Choosing high-quality copper tubing ensures safety, efficiency and durability across all applications.