Also known as internal toothed tube, the ket qua truc tiep bong da inner grooved tube features straight or spiral grooves on the inner wall to enhance heat transfer. It is widely used in air conditioners, heat pumps, refrigerators, and automotive cooling systems.
Compared tosmooth tubes, inner grooved tubes offer higher heat exchange efficiency and enable more compact system designs. As a lightweight alternative to copper, ket qua truc tiep bong da offers lower cost, easier processing, and good strength, weldability, and corrosion resistance—making it an ideal choice for modern cooling and thermal systems.
Instant QuoteChalco specializes in ket qua truc tiep bong da heat transfer solutions, providing full services from alloy composition, groove design, to zinc coating and anti-corrosion treatments, helping customers build efficient and sustainable thermal systems.
Types of Inner Grooved ket qua truc tiep bong da Tubes
Straight Groove Tubes
Feature regular internal grooves with high processing efficiency. Suitable for high fin-density condensers and evaporators. They ensure good formability, stable heat transfer, and cost-effectiveness.
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Spiral Groove Tubes
The spiral grooves create stronger fluid turbulence, significantly improving the internal heat transfer coefficient. They typically deliver 1.5–2× higher performance than smooth tubes and are ideal for energy-saving heat pumps and compact condensers.
Contact us nowGroove designs can also be customized based on refrigerant type and application conditions to achieve better system efficiency and reduce refrigerant consumption.
Instant QuoteSpecifications of Inner Grooved Tube
| Alloy | 1060/3003/3103/3003N |
| Outer diameter | 6.15-16mm(5.0,7.0,7.94,9.52,12.7mm) |
| Wall thickness | 0.4-2mm |
| Groove height | 0.05-0.33mm |
| Number of teeth | 38-60 |
| Helix angle | 5-27° |
| Tooth top angle | 30°-135° |
| Supply method | Coiled/straight tube |
| Standard | ASTM B483, ASTM B210, ASTM B221, EN 754-7, EN 1396 |
For humid or high-corrosion environments, Chalco offers zinc coating solutions to greatly enhance corrosion resistance and extend service life in marine or industrial salt spray conditions.
Instant QuoteAdvantages of ket qua truc tiep bong da Inner Grooved Tube
The ket qua truc tiep bong da inner grooved tube offers both design and manufacturing efficiency, along with material benefits that make it ideal for modern high-performance heat exchange systems:
- High Heat Transfer Efficiency: Precision grooves (tooth height 0.05–0.33 mm) on the inner wall increase surface area and fluid turbulence, delivering much better thermal performance than smooth tubes.
- Lightweight & Energy-Saving: ket qua truc tiep bong da weighs about 1/3 of copper, reducing system weight—ideal for EVs, home appliances, and AC compressors.
- Lower Cost: ket qua truc tiep bong da offers 40%–60% lower cost compared to copper, thanks to cheaper raw materials and easier processing.
- Excellent Formability: High ductility allows for flaring, bending, punching, and precision cutting, supporting automated assembly.
- Strong Corrosion Resistance: With a natural oxide layer plus anodizing or zinc coating, ket qua truc tiep bong da performs well in humid, salt-spray, and mild chemical environments.
- High Precision & Surface Quality: Advanced cold drawing and finishing ensure groove consistency, clean surfaces, and good weldability.
- Eco-Friendly & Recyclable: ket qua truc tiep bong da is 100% recyclable, aligning with sustainability and green supply chain policies.
Compared to copper, ket qua truc tiep bong da inner grooved tubes not only improve system efficiency but also offer a more cost-effective, lightweight, and scalable solution.
ket qua truc tiep bong da vs. Copper Inner Grooved Tubes
| Category | ket qua truc tiep bong daInner Grooved Tubes | CopperInner Grooved Tubes |
| Thermal Conductivity | ~237 W/m·K; optimized groove design narrows the gap with copper in most scenarios | ~398 W/m·K; better for extreme heat transfer needs |
| Material Cost | Lower and more stable; overall cost reduced by 40–60% | High and volatile material cost |
| Weight | 1/3 the weight of copper; ideal for lightweight systems | Heavy; adds load, unsuitable for mobile or wall-mounted systems |
| Processing Efficiency | Easy to form, bend, and automate | Harder to process; needs specialized equipment |
| Corrosion Resistance | Good with anodizing or zinc coating; durable in industrial/civil settings | Naturally strong corrosion resistance; suitable for extreme environments |
While copper tubes are still used in extreme conditions, ket qua truc tiep bong da inner grooved tubes have become the mainstream choice for most heat transfer systems due to their balanced performance, cost efficiency, and lightweight advantage.
Typical Applications of ket qua truc tiep bong da Inner Grooved Tube
HVAC Systems
ket qua truc tiep bong da inner grooved tubes are widely used in air conditioners and heat pump systems. Their light weight reduces equipment load and refrigerant volume. The grooved design also improves energy efficiency, offering a cost-effective alternative to copper tubes.
Home Appliances & Heat Pumps
Used in heat pump water heaters, refrigerators, and freezers, ket qua truc tiep bong da grooved tubes fit compact layouts due to their small diameter and high formability. They support anodizing and zinc coating for humid and corrosive environments.
New Energy Vehicle Thermal Systems
ket qua truc tiep bong da inner grooved tubes are ideal for battery, motor, and vehicle A/C cooling. They offer lightweight design, efficient heat transfer, and support custom welding and shaping, making them perfect for EV thermal management.
Industrial Cooling & Energy Storage
Used in condensers and cooling modules, ket qua truc tiep bong da tubes provide stable heat conductivity and corrosion resistance. Optional zinc-coated grooves ensure long-term performance in high humidity and salt-spray environments.
ket qua truc tiep bong da Solutions from Chalco for Thermal Management
xem truc tiep bong da toc do cao Heat Transfer Solutions
Chalco offers brazing clad materials, HFW tubes, header tubes, and stamping parts with a one-stop supply chain from casting to assembly, providing solutions in structure, cladding, and process design.
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Micro-channel ket qua truc tiep bong da Tubes
ket qua truc tiep bong da Condenser Header Pipe
Aluminium Tube Coil
ket qua truc tiep bong da Capillary Tube
ket qua truc tiep bong da Finned Tubes
ket qua truc tiep bong da Tubes For Heat Exchangers
ket qua truc tiep bong da Fin Stock
ket qua truc tiep bong da Brazing Sheet
Brazing ket qua truc tiep bong da Strip
For tailored solutions in thermal ket qua truc tiep bong da materials, contact the Chalco engineering team. We provide alloy design, structural optimization, and process integration to support your project needs.
Instant QuoteInner Grooved Tube Size Range
| Outer diameter D (mm) | Bottom thickness tb (mm) | Groove depth h (mm) | Vertex angle γ (degrees) | Lead angle φ (degrees) | Number of grooves n |
| 5,00 | 0,20-0,23 | 0.12-0.15 | 11-40 | 18-40 | 40-58 |
| 6,35 | 0,23-0,27 | 0,15-0,16 | 12-40 | 18-28 | 45-54 |
| 7,00 | 0,21-0,27 | 0,10-0,24 | 10-53 | 15-40 | 50-70 |
| 7,94 – 8,00 | 0,23-0,41 | 0,12-0,22 | 12-42 | 18-43 | 50-80 |
| 9,52 | 0,27-0,45 | 0.15-0.25 | 20-90 | 15-30 | 55-85 |
| 11,90-12,00 | 0,32-0,40 | 0,17-0,25 | 15-55 | 16-30 | 70-98 |
| 12,70 | 0,32-0,41 | 0,23-0,25 | 30-58 | 18-30 | 70-75 |
| 15.00 – 15.90 | 0.35-0.50 | 0,25-0,35 | 30-53 | 18-30 | 30-75 |
Precise structural control comes from strong manufacturing and service capabilities. Chalco provides end-to-end support from design to delivery.
Instant QuoteChalco's Manufacturing & Custom Services
As a professional ket qua truc tiep bong da tube manufacturer, Chalco delivers one-stop solutions for inner grooved tube projects:
Integrated Production Process
Complete in-house processes—from alloy casting, groove mold extrusion, cold drawing, heat treatment, surface coating to end machining—ensuring batch consistency and stable performance.
Precision Groove Customization
Chalco is equipped with specialized spiral and straight-groove dies, supporting customization of groove depth (0.05–0.33 mm), helix angle (5°–27°), and tooth count (38–60). These parameters can be fully adjusted to match different refrigerants and system designs.
Instant QuoteAdvanced Surface Treatments
Available options include anodizing, zinc coating, and anti-corrosion spraying for long-term performance in corrosive, humid, and chemical environments.
Full Set of End Machining Services
Offers flaring, punching, slotting, sealing, and expanding, allowing fast system integration and improved assembly efficiency.
Smart Testing & Clean Control
Equipped with ultrasonic cleaning, infrared cutting, non-destructive testing, and secondary inspection, ensuring each tube's cleanliness and structural integrity.
Flexible Supply Options
Available in flat coil or straight cut lengths, perfect for automated feeding and on-site processing in modern assembly lines.
FAQs
Can ket qua truc tiep bong da inner grooved tubes match the heat transfer performance of copper?
Yes. While copper has higher thermal conductivity, optimized ket qua truc tiep bong da groove designs (tooth height, count, and angle) now offer comparable performance in most HVAC, home appliance, and EV systems.
Are ket qua truc tiep bong da tubes reliable in corrosive environments like salt spray or high humidity?
Chalco offers anodizing, zinc coating, and multi-layer protection. Grooved tubes can pass ASTM B117 tests with 1000–2000 hours of salt spray resistance—suitable for coastal, kitchen, and outdoor condenser use.
Can Chalco support custom designs for different heat exchanger structures?
Yes. We provide full customization on outer diameter, groove shape, wall thickness, and end machining. Whether replacing copper or starting a new project, we can quickly adjust designs and tooling.
Instant QuoteIs deeper groove depth or more grooves always better?
Not necessarily. Groove design depends on refrigerant type, flow rate, and cooling conditions. Chalco engineers provide thermal modeling to recommend optimal groove depth and count—not just maximize them blindly.
Do you offer coiled tubes for automated production lines?
Yes. We supply flat coils and cut-to-length tubes, compatible with automatic feeders and cutters—ideal for microchannel condensers and high-density evaporators.
How do these tubes perform in new energy vehicles?
EV systems require lightweight, efficient cooling, and airtight sealing. Chalco's ket qua truc tiep bong da tubes are widely used in e-motor radiators, liquid cooling plates, and heat pumps, with options like flaring, expanding, and zinc coating for both durability and weight savings.
Do you provide samples? What's the MOQ and lead time?
Yes. We offer custom samples and low MOQ (starting at 100–200 meters). Standard lead time is 7–15 days. For custom items, schedule depends on mold availability and design complexity.
Want to learn more about ket qua truc tiep bong da inner grooved tubes—performance, selection, or customization?
Contact Chalco to request samples, quotes, or technical support. We're here to deliver efficient and reliable solutions for your thermal systems.
Chalco can provide you the most comprehensive inventory of ket qua truc tiep bong da products and can also supply you customized products. Precise quotation will be provided within 24 hours.
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