| 类型 | 翅片管 | 标准： | ASTM B249 |
|---|---|---|---|
| 材料等级： | TP304 | 鳍片材料 | Al1060 |
| 强光 | TP304 Boiler Finned Tube， Finned Heat Exchanger Tube | ||
ASME SA249 TP304 Finned Tube For Heat Exchanger For Boiler Tube
ASME SA249 TP304 is a specification for seamless and welded austenitic stainless steel tubing for general corrosion-resisting and low- or high-temperature service. TP304 refers to the grade of stainless steel， which is Type 304. Type 304 stainless steel is a commonly used austenitic stainless steel alloy that contains 18-20% chromium and 8-10.5% nickel. It has excellent corrosion resistance， good mechanical properties， and is easily fabricated. The ASME SA249 specification sets the requirements for the manufacturing and testing of TP304 stainless steel tubing， ensuring its suitability for various industrial applications.
Finned tubes are commonly used in heat exchangers to enhance heat transfer between the fluid flowing inside the tube and the surrounding environment. The fins on the outside of the tube increase the surface area available for heat transfer， allowing for more efficient heat exchange.
Some common applications of finned tube heat exchangers include:
1. Air conditioning and refrigeration systems: Finned tubes are widely used in air conditioning and refrigeration systems to transfer heat between the refrigerant and the ambient air. The fins help to improve the cooling efficiency of the system by increasing the heat transfer surface area.
2. Process industries: Finned tube heat exchangers are extensively used in various process industries such as chemical， petrochemical， and oil refineries. They are used for applications such as heating or cooling process fluids， condensing or evaporating gases， and recovering waste heat.
3. Power generation: Finned tube heat exchangers are used in power plants for applications such as cooling turbine condensers， preheating boiler feedwater， and recovering waste heat from flue gases.
4. HVAC systems: Heating， ventilation， and air conditioning (HVAC) systems often utilize finned tube heat exchangers for heating or cooling air. These heat exchangers are commonly found in residential and commercial buildings for applications such as space heating， air conditioning， and heat recovery.
5. Automotive industry: Finned tube heat exchangers are used in automotive radiators to transfer heat from the engine coolant to the surrounding air. The fins help to dissipate the heat more effectively， ensuring efficient cooling of the engine.
Overall， finned tube heat exchangers are versatile and widely used in various industries and applications where efficient heat transfer is required.
产品详细说明
| 规格 | ASME SA249 | 年级 | TP304 |
| 申请： | 油冷却器，预热器，散热器，空调蒸发器 | 类型 | 挤压 |
| Fin Grade： | Al 1060 | 形状 | 圆形 |
化学成分
| 等级 | 密度（千克/立方米） | 弹性模量（GPa） | 平均热膨胀系数 (μm/m/°C) | 导热系数（瓦/米.K） | 比热 0-100°C (J/kg.K) | 电阻率（nΩ.m） | |||
| 0-100°C | 0-315°C | 0-538°C | 100°C 时 | 在 500°C 时 | |||||
| 304 | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
应用
1. Air-cooled heat exchangers: These finned tubes are used in air-cooled heat exchangers to transfer heat from hot process fluids to the surrounding air. The fins on the tubes increase the surface area， allowing for efficient heat transfer.
2. Shell and tube heat exchangers: SA249 TP304 finned tubes are also used in shell and tube heat exchangers， where they are placed inside a shell and fluid flows through the tubes. The fins on the tubes enhance the heat transfer between the fluid inside the tubes and the fluid surrounding the tubes.
3. Condensers: Finned tubes are commonly used in condensers， where they help in the condensation of vapors by transferring heat from the vapor to the surrounding cooling medium.
4. Radiators: Radiators in various industrial and automotive applications also use finned tubes to dissipate heat efficiently. The fins on the tubes increase the surface area， allowing for effective cooling.
