ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins For Superheaters and Reheaters
ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins For Superheaters and Reheaters
As a professional manufacturer of heat exchanger components, we are committed to providing high-performance, durable and cost-effective solutions for industrial heat transfer systems. Our ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins is a premium heat exchange element independently developed and produced by our team, which is widely recognized and trusted by customers in the power, petrochemical, waste energy recycling and other industries for its excellent high-temperature resistance, corrosion resistance and efficient heat transfer performance.
This studded fin tube is designed to solve the key points of low heat transfer efficiency, poor stability and short service life of traditional heat exchange tubes under high temperature, high pressure and high fouling working conditions. It adopts a scientific structure design and strict material selection, combining the superior performance of ASTM A335 P5 alloy base tube with the cost advantage of carbon steel pins, creating a high-performance heat exchange product that balances performance and economy.
Product Overview & Core Structure
Our ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins is composed of two core parts: the base tube and the stud fins, which are firmly combined through advanced resistance welding (ERW) technology to ensure excellent thermal conductivity and structural stability.
1. Base Tube: ASTM A335 P5 seamless pipes
(1). Chemical Composition (Mass Fraction)
| Element | Content Range |
| Carbon (C) | ≤ 0.15% |
| Chromium (Cr) | 4.00–6.00% |
| Molybdenum (Mo) | 0.45–0.65% |
| Silicon (Si) | 0.50–1.00% |
| Manganese (Mn) | 0.30–0.60% |
| Phosphorus (P) | ≤ 0.025% |
| Sulfur (S) | ≤ 0.025% |
(2). Mechanical Properties (Room Temperature)
| Property | Specification |
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 205 MPa |
| Elongation | ≥ 30% |
| Brinell Hardness | 170–187 HB |
2. Stud Fin Material: Selected high-quality carbon steel, which has the advantages of low cost, good processability and high mechanical strength. It is perfectly matched with the P5 base tube, which not only reduces the overall product cost, but also meets the heat transfer needs of medium and low temperature or cost-sensitive working conditions.
3. Structural Features: The stud fins are arranged in a regular array, and the fin height, spacing and arrangement density can be customized according to the actual heat transfer design requirements. Compared with ordinary smooth tubes, the heat transfer area is increased by 2–3 times, and the heat transfer efficiency is significantly improved.
4. Product Advantages
- Excellent High-Temperature Performance: The P5 alloy base tube has outstanding high-temperature creep strength and oxidation resistance, which can resist high-temperature corrosion and thermal fatigue, and is suitable for long-term operation in high-temperature environments.
- High Heat Transfer Efficiency: The stud fin structure strengthens the disturbance of the fluid boundary layer, increases the heat transfer area, and the heat transfer efficiency is much higher than that of ordinary smooth tubes, helping enterprises reduce energy consumption and improve production efficiency.
- Cost-Effective: The carbon steel pins balance the product performance and cost, which is more economical than stainless steel pin fins under the premise of meeting the use requirements, reducing the initial investment cost of customers.
- Strong Structural Stability: The resistance welding process ensures the firm combination of the base tube and the fins, with high welding strength, good shock resistance and scouring resistance, and low maintenance cost during use.
- Customizable Design: According to the customer's actual heat transfer needs, working conditions and equipment size, we can customize the base tube diameter, wall thickness, fin height, spacing and arrangement, to achieve the best heat transfer effect.
5. Typical Application Scenarios
Our ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins is widely used in various industrial fields that require efficient heat transfer under high temperature and high pressure, and has been proved by a large number of practical applications to have stable performance and reliable quality.
- Power Industry: Superheaters, reheaters of coal-fired boilers, waste heat recovery systems of power plants, heat exchangers of gas turbines.
- Petrochemical Industry: Hydrogenation reactors, cracking furnace convection sections, industrial heating furnaces, condensers, evaporators, and heat exchange systems in oil refining and chemical production.
- Waste Energy Recycling: Waste incinerator waste heat boilers, cement kiln preheaters, waste heat recovery systems of industrial furnaces, etc.
- Other Fields: Metallurgical industry, chemical fertilizer industry, marine engineering and other industrial heat exchange systems that require high-temperature and high-pressure resistance.
Choosing our ASTM A335 P5 Studded Fin Tube with Carbon Steel Pins is to choose high quality, high efficiency and cost-effectiveness. We are committed to becoming your trusted partner in industrial heat exchanger, and working together to achieve energy conservation, emission reduction and efficient production. If you have any needs or questions, please feel free to contact us, and we will provide you with the most professional services.
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