YUHONG HOLDING GROUP CO., LTD
| Payment Terms | T/T, L/C AT SIGHT |
| Supply Ability | According to Clients' requirements |
| Delivery Time | 45-75 Days (Depend on Customer's Requirements) |
| Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps) |
| Base Pipe Specification&Material | ASTM A312 TP304 |
| Base Pipe Material | Stainless Steel |
| Fin Type | Spiral High Frequency Welding Finned Tube/HFW Finned Tube |
| Fin Material | 11-13 Cr |
| Base Tube/Pipe OD | 15.88-230 mm |
| Fin Pitch | 3-25 mm |
| Fin Height | 5-30 mm |
| Fin Thickness | 0.8-3 mm |
| Pipe Length | Customsized |
| Application | Air preheaters, Boiler, Heat exchangers, Furnace walls |
| Brand Name | YuHong |
| Model Number | ASTM A312 TP304 HFW Finned Tube with 11-13 Cr Fins |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C AT SIGHT | Supply Ability | According to Clients' requirements |
| Delivery Time | 45-75 Days (Depend on Customer's Requirements) | Packaging Details | Ply-wooden Cases with Steel Frames(both ends of pipes have plastic caps) |
| Base Pipe Specification&Material | ASTM A312 TP304 | Base Pipe Material | Stainless Steel |
| Fin Type | Spiral High Frequency Welding Finned Tube/HFW Finned Tube | Fin Material | 11-13 Cr |
| Base Tube/Pipe OD | 15.88-230 mm | Fin Pitch | 3-25 mm |
| Fin Height | 5-30 mm | Fin Thickness | 0.8-3 mm |
| Pipe Length | Customsized | Application | Air preheaters, Boiler, Heat exchangers, Furnace walls |
| Brand Name | YuHong | Model Number | ASTM A312 TP304 HFW Finned Tube with 11-13 Cr Fins |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | China |
ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins For Heat Exchanger
What is ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins?
ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins is a type of finned tube used in heat exchangers and other industrial applications. The tube is made of TP304 stainless steel and has spiral High Frequency Welded (HFW) fins with a chromium content of 11-13%.
These tubes are designed to increase the heat transfer surface area, thereby improving the efficiency of heat exchange processes. The fins are welded to the outer surface of the tube using a high-frequency welding process, ensuring a strong and secure connection.
The ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins serves a critical function in enhancing heat transfer efficiency in various industrial applications. Here's a detailed explanation of its primary functions and roles:
The ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins serves a critical function in enhancing heat transfer efficiency in various industrial applications. Here's a detailed explanation of its primary functions and roles:
1. Enhanced Heat Transfer:
The spiral fins significantly increase the surface area of the tube, allowing for more effective heat exchange between the tube and the surrounding medium (e.g., air, gas, or liquid).
This design is particularly useful in applications where maximizing heat transfer is essential, such as in heat exchangers, boilers, and condensers.
2. Corrosion Resistance:
The TP304 stainless steel base tube provides excellent resistance to corrosion, making it suitable for use in harsh environments, including those with exposure to moisture, chemicals, or high temperatures.
The 11-13% chromium content in the fins further enhances corrosion and oxidation resistance, ensuring durability in demanding conditions.
3. High-Temperature Performance:
The TP304 stainless steel and chromium-rich fins allow the tube to withstand elevated temperatures without degrading, making it ideal for high-temperature applications such as boilers, air preheaters, and industrial heaters.
4. Efficient Energy Utilization:
By improving heat transfer efficiency, the finned tube helps reduce energy consumption in heating or cooling systems, leading to cost savings and improved operational efficiency.
5. Durability and Longevity:
The High Frequency Welding (HFW) process ensures a strong, durable bond between the fins and the base tube, minimizing the risk of fin detachment or failure over time.
The combination of stainless steel and chromium-rich fins ensures long-term performance, even in corrosive or high-temperature environments.
Chemical Composition of ASTM A312 TP304
| Element | Composition (%) |
| Carbon (C) | ≤ 0.08 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.030 |
| Silicon (Si) | ≤ 1.00 |
| Chromium (Cr) | 18.00–20.00 |
| Nickel (Ni) | 8.00–11.00 |
| Iron (Fe) | Balance |
Mechanical Properties of ASTM A312 TP304
| Property | Value |
| Tensile Strength | ≥ 515 MPa (75,000 psi) |
| Yield Strength | ≥ 205 MPa (30,000 psi) |
| Elongation (% in 50 mm) | ≥ 35% |
| Hardness (Rockwell B) | ≤ 90 HRB |
| Density | 8.0 g/cm³ (0.289 lb/in³) |
| Melting Point | 1400–1450 °C (2552–2642 °F) |
The Applications of ASTM A312 TP304 Spiral HFW Finned Tube with 11-13 Cr Fins :
This type of finned tube is commonly used in:
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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