28 Years of Excellence in Heat Exchange Tube Manufacturing

28+ Years Experience
20K+ Tons Annual Capacity
50+ Countries Served
200+ Enterprise Clients

Our Products

Select by Application - Find the Perfect Heat Exchange Tubes for Your Industry

Inner Grooved Copper Tubes

Inner grooved structure, heat transfer efficiency increased by 30%-50%, optimized for R32/R410A refrigerants

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Smooth Copper Tubes

High precision smooth tubes with large coil packaging, perfect for automated tube expansion production lines

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Copper Coils & Assemblies

Custom engineered coils and assemblies for residential and commercial air conditioning systems

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Why Choose Kenergy?

Your Strategic Partner for Heat Exchange Tube Solutions

Direct Factory

Own production base with full control from raw material to finished product. No middlemen for better cost and delivery.

Full Supply Chain

From copper strip rolling to precision forming, heat treatment, and inspection—complete self-production ensures quality.

28 Years Experience

Deep expertise in heat exchange tubes. Trusted by leading HVAC, refrigeration, and heat exchanger companies worldwide.

One-Stop Solution

Copper, cupronickel, stainless steel, carbon steel and more. All your HVAC, refrigeration, and industrial needs in one place.

Kenergy Factory
28 Years of Excellence

Kenergy - Your Expert in High Efficiency Heat Exchange Tubes

Kenergy is a high-tech enterprise specialized in R&D, production and sales of high-efficiency heat exchange tubes. With headquarters and a modern production base, we serve clients across HVAC & refrigeration, industrial heat transfer, desalination, food & pharmaceutical, and marine condensation industries.

We adhere to "Quality First, Customer Oriented" and strive to become the world's leading heat exchange tube solution provider.

ISO9001 Certified
Custom Solutions
Global Shipping
Technical Support
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Advanced Equipment & Quality Control

Ensuring Excellence in Every Meter of Heat Exchange Tube

Production Equipment

  • Precision Roll Forming Machines
  • Automatic Straightening & Cutting Systems
  • Automatic Air Tightness Testers
  • Panoramic Tooth Profile Measuring Instruments

Quality Testing Equipment

  • Direct Reading Spectrometers
  • Nondestructive Eddy Current Testers
  • Metallographic Microscopes
  • Vickers Hardness Testers
  • Universal Testing Machines

Certifications & Quality Assurance

International Standards That Guarantee Excellence

📋

ISO 9001:2015

Quality Management System

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ISO 14001:2015

Environmental Management System

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ISO 45001:2018

Occupational Health & Safety

Full Material Range

6 Material Systems Covering All Industrial Heat Transfer Needs

Copper

Best thermal conductivity

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Cupronickel

Seawater resistant

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Aluminum Brass

Biofouling resistant

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Naval Brass

High strength

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Stainless Steel

Corrosion resistant

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Carbon Steel

Cost-effective

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Latest News & Updates

Stay Informed About Kenergy and the Industry

Frequently Asked Questions

Quick Answers to Your Technical Questions

Q: What's the difference between inner grooved and smooth copper tubes?
Inner grooved tubes feature internal ridges that increase the heat transfer surface area by 30-50% compared to smooth tubes. This makes them ideal for applications where space is limited and higher efficiency is required, such as in air conditioning evaporators.
Q: How to select the right tubes for flooded evaporators?
Selection depends on refrigerant type, operating pressure, and expected heat transfer rates. Our TE/LE/LF series tubes are specifically designed for flooded evaporator applications, offering enhanced boiling heat transfer performance.
Q: Stainless steel vs copper: Which is better for heat exchange?
Copper offers superior thermal conductivity, while stainless steel provides better corrosion resistance and strength at high temperatures. The choice depends on your specific application requirements and operating conditions.
Q: When should heat exchange tubes be replaced?
Regular inspection is recommended. Signs that tubes need replacement include visible corrosion, reduced heat transfer efficiency, leaks, or mechanical damage. Our technical team can provide professional assessment services.

Ready to Get Started?

Contact our technical team for product selection support and competitive pricing