ASTM A179 G-Type Embedded Finned Tubes With AL Fins For Air Cooler Heat Exchangers
Product Specifications:

• Base Tube: ASTM A179 Seamless Cold-Drawn Steel
• Fin Material: Aluminum (1100/1060 grade)
• Fin Height: 12.7-25.4mm (0.5"-1.0")
• Fin Thickness: 0.4-1.2mm
• Fin Density: 118-433 FPM (Fins Per Meter)
• Surface Treatment: Plain/Galvanized/Paint Coating

Chemical Composition of Base Tube (ASTM A179):

Mechanical Properties:

Aluminum Fin Properties:

Manufacturing Process:
Our G-type finned tubes are produced using advanced high-frequency welding technology, ensuring superior mechanical bonding between fins and base tubes.

The production process includes:

1. Base tube preparation and cleaning
2. High-frequency fin welding
3. Quality inspection
4. Surface treatment
5. Final testing

Key Applications:

• Air-cooled heat exchangers
• Industrial cooling systems
• Power plant condensers
• Chemical process equipment
• HVAC systems
• Oil & gas heat exchangers

Product Advantages:

• Enhanced heat transfer efficiency (up to 15-20 times vs. bare tubes)
• Excellent mechanical bonding strength
• Superior corrosion resistance
• Extended service life
• Cost-effective heat exchange solution
• Customizable specifications

Quality Assurance:
All products undergo rigorous testing and inspection, including:

• Hydrostatic pressure test
• Fin attachment testing
• Dimensional inspection
• NDT testing
• Surface quality inspection

As a leading manufacturer of finned tubes with 20 years of export experience to 80+ countries, Yuhong Holding Group Co., Ltd. proudly presents our premium G-Type embedded finned tubes, specifically engineered for industrial heat exchange applications.

With our state-of-the-art production facility spanning 20,000 square meters, 55 production lines, and over 110 skilled employees, Yuhong Holding Group ensures consistent quality and timely delivery. Contact us today for your industrial heat exchange requirements.

Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories, the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. The factories already got certificates like : ABS, LR, DNV-GL, BV, KR, CCS, ASME, ISO 9001, ISO14001, ISO18001, ect.

Our factories main products as below :
Factory 1th: Stainless steel seamless tube, Duplex steel seamless tube, Super duplex steel seamless tube, Nickel alloy steel seamless tube;

Factory 2th: Carbon steel seamless tube, Alloy steel seamless tube; Enhanced Heat Tranfer Tube, low fin tube ,U bending workshop;
Factory 3th: High frequency welding fin tube(HFW fin tube, Solid Fin tube, Studded Tube, Serrated Fin tube, Longitudinal welding fin tube), Wound fin tube(L type fin tube, LL type fin tube, KL type fin tube), Embedded G type fin tube , Extruded fin tube, low fin tube, U bend & 180deg. Return;

Yuhong Holding Group also has gained rich experience for project package( products contain:Pipes, Fittings, Flanges, heat exchanger, furnace, fired heater, air cooler, boiler) , YUHONG brand has marked its global presence in more than 85 countries, like, Korea, USA, Canada, Mexico, Colombia, Bolivia, Chile, Argentina, Brazil, Ecuador, Austria, New Zealand, Singapore, Malasyia, Indonesia, Thailand, Vietnam, Ukraine, Turkey,Sauid Arabia, Qatar, U.A.E,Israel,India, UK, France, Italy, Gernmany, Poland, Spain,... We have successfully implemented the orders of Cross Country Pipelines for our valuable customers. In addition, we have also developed a huge network of contacts and strategic alliances with most important manufacturers as stockists around the world.