Corrugated Tube/Bamboo Tube ASTM A312 TP310S For Heat Exchanger and Air Cooler

What is Corrugated Finned Tube?

Corrugated finned tubes are heat exchanger components used in various industrial applications, including power generation, petrochemical, and HVAC systems. The tubes are made of carbon steel, stainless steel, and other alloys, with a corrugated outer surface that increases the heat transfer efficiency of the tube by increasing the available surface area. The fins are continuous and formed from the same metal as the tube. The corrugation creates a turbulent flow, enhancing heat transfer. The tubes are used for air-cooled heat exchangers, compact heat exchangers, and condensers.

What's the advantage of Corrugated finned tubes?

There are several advantages of using corrugated finned tubes in heat exchangers:

1. Increased Heat Transfer: The corrugated fins on the tube increase the surface area, which improves the heat transfer efficiency of the tube. This means that heat can be transferred more efficiently, resulting in faster and more effective cooling or heating.

2. Reduced Fouling: The corrugated surface can prevent fouling on the finned tube, which occurs when contaminants accumulate on the surface. This can prolong the life of the heat exchanger and reduce maintenance costs.

3. Compact Design: The design of corrugated finned tubes allows for a more compact heat exchanger, which can save space and reduce installation costs.

4. Enhanced Durability: Corrugated finned tubes are more resistant to mechanical stress and thermal cycling than smooth tubes. This means that they are less likely to deform or fail over time.

5. Versatility: Corrugated finned tubes can be made of various materials, such as stainless steel, carbon steel, and copper. This makes them suitable for a wide range of applications and environments, including corrosive and high-temperature environments.

What's the Chemical Composition and Mechanical Properties of ASTM A312 TP310S?

Chemical Composition of ASTM A312 TP310S:
- Carbon: 0.08 max
- Manganese: 2.00 max
- Phosphorus: 0.045 max
- Sulfur: 0.030 max
- Silicon: 1.50 max
- Chromium: 24.00 - 26.00
- Nickel: 19.00 - 22.00

Mechanical Properties of ASTM A312 TP310S:
- Tensile Strength: 75 ksi (min) / 515 MPa (min)
- Yield Strength: 30 ksi (min) / 205 MPa (min)
- Elongation: 35% (min)
- Hardness: Brinell 187 (max) / Rockwell B 90 (max)
- Density: 7.98 g/cm³

The features of A312 TP310S are:

1. High Temperature Strength: The high chromium and nickel content of A312 TP310S provide excellent high-temperature strength and resistance to oxidation and corrosion.

2. Corrosion Resistance: The austenitic structure of A312 TP310S provides excellent corrosion resistance in many environments, including high-temperature and acidic environments.

3. Weldability: A312 TP310S can be easily welded using standard welding techniques, making it a popular choice for fabrication.

4. Oxidation Resistance: A312 TP310S has excellent oxidation resistance at high temperatures, making it suitable for use in applications that require prolonged exposure to high temperatures.

5. Formability: A312 TP310S can be easily formed and fabricated using standard methods, including cold and hot forming.

6. Low Magnetic Permeability: A312 TP310S has low magnetic permeability, which makes it suitable for use in applications where magnetic interference must be minimized.

7. High Heat Transfer Rate: A312 TP310S has high thermal conductivity, which makes it an ideal material for use in heat exchangers and other high-temperature applications.

What's the application of Corrugated finned tubes?

Corrugated finned tubes are used in a wide range of applications in various industries, including:

1. Heat Recovery Systems: Corrugated finned tubes are commonly used in heat recovery systems to transfer heat from one fluid to another. They are used in power generation, chemical processing, and other industrial applications.

2. Air Cooled Heat Exchangers: Corrugated finned tubes are used in air cooled heat exchangers to enhance the heat transfer rate and improve the overall performance of the system.

3. HVAC Systems: Corrugated finned tubes are used in heating, ventilation, and air conditioning (HVAC) systems to increase the efficiency of the heat exchangers and reduce energy consumption.

4. Refrigeration Systems: Corrugated finned tubes are used in refrigeration systems to transfer heat from the refrigerant to the ambient air and improve the efficiency of the system.

5. Oil and Gas Industry: Corrugated finned tubes are used in the oil and gas industry for cooling or heating fluids, such as crude oil, natural gas, and refined products.

6. Petrochemical Industry: Corrugated finned tubes are used in the production of petrochemicals, such as ethylene and propylene, to provide efficient heat transfer and maintain the required operating temperatures.