YUHONG HOLDING GROUP CO., LTD
| Base Tube OD | 25.4mm |
| Fin Thickness | 0.4mm |
| Fin Height | 12.7mm |
| Payment Terms | T/T,L/C |
| Base Tube Material | SA179 Carbon Steel |
| Supply Ability | 10000 Tons/Month |
| Fin Material | Aluminum 1060 |
| Packaging Details | Ply-Wooden Case + Iron Frame |
| Delivery Time | 15-25 working days after deposit |
| Wall Thickness | 2.11mm |
| Fin Pitch | 2.8mm |
| Length | 6m or customized |
| Standard | ASME SA179 / ASTM A179 |
| Max Service Temperature | 350°C |
| Fin Type | Embedded G Type Fin |
| Application | Medium Low Temperature Heat Exchange |
| Certification | ABS, BV, DNV, CCS, LR |
| Brand Name | YUHONG |
| Model Number | ASME SA179 Embedded G Fin Tube |
| Place of Origin | China |
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Product Specification
| Base Tube OD | 25.4mm | Fin Thickness | 0.4mm |
| Fin Height | 12.7mm | Payment Terms | T/T,L/C |
| Base Tube Material | SA179 Carbon Steel | Supply Ability | 10000 Tons/Month |
| Fin Material | Aluminum 1060 | Packaging Details | Ply-Wooden Case + Iron Frame |
| Delivery Time | 15-25 working days after deposit | Wall Thickness | 2.11mm |
| Fin Pitch | 2.8mm | Length | 6m or customized |
| Standard | ASME SA179 / ASTM A179 | Max Service Temperature | 350°C |
| Fin Type | Embedded G Type Fin | Application | Medium Low Temperature Heat Exchange |
| Certification | ABS, BV, DNV, CCS, LR | Brand Name | YUHONG |
| Model Number | ASME SA179 Embedded G Fin Tube | Place of Origin | China |
| High Light | Embedded G Fin Tube ，Balanced Efficiency Durability Cost ，SA179 Medium Temperature Heat Exchange | ||
Overview
ASME SA179 embedded G fin tube is the balanced choice for medium-low temperature heat exchange applications where performance, reliability and budget all matter. It combines a seamless SA179 carbon steel base tube with aluminum fins mechanically locked into pre-machined spiral grooves, delivering efficient heat transfer at a fraction of the cost of high-alloy finned tubes. If your project demands a proven, cost-effective solution that still delivers excellent thermal performance and long service life, this embedded fin tube deserves your attention.
Most finned tubes force you to trade one advantage for another. This embedded G fin tube is engineered to balance all three, which is exactly why it is the preferred choice for medium-low temperature heat exchange duties.
| Dimension | How It Is Achieved | Value to You |
|---|---|---|
| Efficiency | Aluminum fins with high thermal conductivity, tightly embedded with zero air gap | High heat transfer rates from a compact bundle |
| Durability | Mechanical interlock resists thermal cycling and vibration; SA179 carbon steel proven in service | Long operating life with low maintenance |
| Cost | Carbon steel base tube with mature, high-volume manufacturing process | Lower material and fabrication cost than alloy finned tubes |
| Serviceability | Fin strip can be re-embedded or replaced if damaged | Reduced downtime and repair expense |
This finned tube excels wherever process or flue gas below 350°C must be cooled or heat must be recovered efficiently. Typical applications include the following.
| Application | Typical Duty | Industry |
|---|---|---|
| Waste heat recovery units | Recovering heat from flue gas and exhaust streams | Power plants, industrial boilers |
| Air coolers | Air cooling of process fluids and condensate | Refineries, chemical plants, gas plants |
| Boiler economizers | Preheating feed water with flue gas heat | Power generation, industrial steam systems |
| HVAC heating and cooling coils | Air heating and cooling in ventilation systems | Commercial and industrial buildings |
| Oil and water coolers | Cooling of lubricating oil and process water | General industrial machinery |
| Dryers and hot air systems | Heat exchange for drying and process air | Food, textile, building materials |
The embedded G fin tube combines two complementary materials: an SA179 carbon steel base tube that carries pressure and temperature, and an aluminum fin that conducts heat with high efficiency. The aluminum fin offers a thermal conductivity about four times that of carbon steel, while the SA179 tube provides proven mechanical strength and low cost. This material pairing is the key to the balanced efficiency, durability and cost performance of the finned tube in medium-low temperature service.
| Item | Value |
|---|---|
| Standard | ASME SA179 / ASTM A179 |
| Type | Seamless cold-drawn low carbon steel tube |
| Carbon content | ≤ 0.15% |
| Manganese content | 0.27 - 0.63% |
| Tensile strength | ≥ 325 MPa |
| Yield strength | ≥ 180 MPa |
| Elongation | ≥ 35% |
| Thermal conductivity | About 51 W/m·K |
| Key advantages | Mature material, good weldability, excellent cost-effectiveness |
| Item | Value |
|---|---|
| Material | Aluminum 1060 (commercial pure aluminum) |
| Thermal conductivity | About 220 W/m·K |
| Density | 2.7 g/cm³ |
| Corrosion resistance | Excellent atmospheric corrosion resistance |
| Formability | Excellent, ideal for groove embedding process |
| Max fin service temperature | About 350°C |
| Key advantages | Lightweight, highly conductive, economical fin material |
Spiral grooves are machined on the outer surface of the SA179 base tube, and aluminum fin strip is wound and embedded into the grooves under tension, creating a firm mechanical lock. This proven process avoids metallurgical damage to the base tube and keeps the fin root in full contact with the tube surface for efficient heat conduction.
| Process Feature | Technical Detail | Resulting Benefit |
|---|---|---|
| Groove machining | Precision spiral grooves on tube surface | Secure fin anchoring and consistent contact |
| Fin embedding | Aluminum strip wound in under tension | No air gap, efficient heat conduction |
| Base tube integrity | Cold mechanical process, no welding heat input | No metallurgical alteration of SA179 tube |
| Fin geometry | Fin height 12.7mm, pitch 2.8mm, thickness 0.4mm | High surface area with stable performance |
Looking for a cost-effective finned tube solution for your medium-low temperature heat exchange duty? Send us your operating parameters - temperature, pressure, process media, tube size and fin requirements - and our engineers will recommend the optimal configuration with a quotation within 24 hours. Contact us today for a free consultation and competitive factory pricing.
The standard configuration is shown below; other dimensions are available on request to match the design duty of your equipment.
| Parameter | Value |
|---|---|
| Standard | ASME SA179 / ASTM A179 |
| Base Tube Material | SA179 Carbon Steel |
| Fin Material | Aluminum 1060 |
| Base Tube OD | 25.4mm |
| Wall Thickness | 2.11mm |
| Fin Height | 12.7mm |
| Fin Pitch | 2.8mm |
| Fin Thickness | 0.4mm |
| Max Service Temperature | 350°C |
| Length | 6m or customized |
Company Details
Business Type:
Manufacturer,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1990
Total Annual:
50M-70M
Employee Number:
50~800
Ecer Certification：
Verified Supplier
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. &n... 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. &n...
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