HFW Fin Tube A106 Gr.B Carbon Steel U Shaped High Frequency Welded Fin Tube
A106 Gr.B Carbon Steel U Shaped HFW Finned Tube for Heat Exchanger
The U-shaped finned tube has several advantages, including:
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Increased heat transfer efficiency: The fins on the tube increase the surface area, which improves heat transfer efficiency.
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Reduced size and weight: The increased heat transfer efficiency allows for smaller and lighter heat exchangers to be used.
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Improved corrosion resistance: The U-shaped finned tube is often made of materials with good corrosion resistance, which makes it suitable for use in harsh environments.
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Enhanced mechanical strength: The fins on the tube also provide additional mechanical strength, which can be beneficial in high-pressure applications.
Fin Tube Specification
| PRODUCT | TYPE | NAME | BARE TUBE MATERIAL | FIN MATERIAL |
|
Heat Exchanger Finned Tube |
EMBEDDED | G-TYPE FIN TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | ALUMINUM |
| EXTRUDED | SINGLE METAL GOMBINED METAL | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | COPPER, ALUMINUM | |
|
LOW FIN TUBE T-TYPE FIN TUBE |
CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | / | ||
|
BAMBOO TUBE CORRUGATED TUBE |
CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | / | ||
| WOUND | L/KL/LL TYPE FIN TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | COPPER,ALUMINUM | |
| STRING | STRING FIN TUBE | ALUMINUM, COPPER, CARBON STEEL, STAINLESS STEL | ALUMINUM, COPPER, CARBON STEEL, STAINLESS STEL | |
| U-TYPE | U-TYPE TUBE | CARBON STEEL, COPPER, STAINLESS STEEL | / | |
| WELDING | HF WELDING FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY | |
| U-TYPE | H/HH TYPE FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY | |
| WELDING | STUDDED FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY |
Base tube material:
stainless steel, carbon steel, alloy steel
ASME SA213/ASTM A213 TP304/304L TP316/TP316L TP321 TP310S TP317,
ASME SA106/ASTM A106 Gr B Gr C,ASME SA179/ASTM A179,ASME SA192/ASTM A192
Alloy Steel Chemical Compositions
| Grade | UNS Designation | Composition, % | ||||||
| Carbon | Manganese | Phosphorus, max | Sulfur, max | Silicon | Chromium | Molybdenum | ||
| P1 | K11522 | 0.10-0.20 | 0.30-0.80 | 0.025 | 0.025 | 0.10-0.50 | -- | 0.44-0.65 |
| P2 | K11547 | 0.10-0.20 | 0.30-0.61 | 0.025 | 0.025 | 0.10-0.30 | 0.50-0.81 | 0.44-0.65 |
| P5 | K41545 | 0.15MAX | 0.30-0.60 | 0.025 | 0.025 | 0.50MAX | 4.00-6.00 | 0.45-0.65 |
| P9 | K90941 | 0.15MAX | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | 1.00-1.50 | 0.44-0.65 |
| P11 | K11597 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| P12 | K11562 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.5MAX | 0.80-1.25 | 0.44-0.65 |
| P15 | K11578 | 0.05-0.15 | 0..30-0.60 | 0.025 | 0.025 | 1.15-1.65 | -- | 0.44-0.65 |
| P21 | K31545 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50MAX | 2.65-3.35 | 0.80-1.06 |
Material Grade
| American Standard | Austenitic Steel: TP304,TP304L,TP304H, TP304N, TP310S,TP316,TP316L,TP316Ti,TP316H, TP317,TP317L, TP321, TP321H,TP347, TP347H,904L… Duplex Steel : S32101,S32205,S31803,S32304,S32750, S32760 Others:TP405,TP409, TP410, TP430, TP439,... |
| Europen Standard | 1.4301,1.4307,1.4948,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438, 1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501 |
| GOST Standard | 08Х17Т,08Х13,12Х13,12Х17,15Х25Т,04Х18Н10,08Х20Н14С2, 08Х18Н12Б,10Х17Н13М2Т,10Х23Н18,08Х18Н10,08Х18Н10Т, 08Х18Н12Т,08Х17Н15М3Т,12Х18Н10Т,12Х18Н12Т,12Х18Н9, 17Х18Н9, 08Х22Н6Т, 06ХН28МДТ |
Technical Details/Base Tube Details
Tube Diameter : 20 mm OD Min to 219 mm OD Max.
Tube Thickness : Minimum 2 mm up to 16mm
Tube Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, duplex Steel, Super Duplex Steel, Inconel, High Chrome High Nickle & Incolloy, CK 20 material and some other material.
Fin Details
Fins Thickness : Min. 0.8 mm to Max. 4 mm
Fins Height : Min 0.25” (6.35 mm) To Max.1.5” (38 mm)
Fin Density : Min 43 Fins Per Meter To Max. 287 Fins Per Meter
Material : Carbon Steel, Stainless Steel, Alloy Steel, Corten steel, Duplex Steel and Incolloy.
Applications
U-shaped fin tubes are commonly used in heat exchangers, boilers, and other thermal transfer applications. They are particularly useful in situations where there is a large temperature difference between the fluids being exchanged, as the fins on the tube increase the heat transfer surface area and improve efficiency. U-shaped fin tubes are also used in air conditioning systems, refrigeration systems, and other industrial applications where heat transfer is required.
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