YUHONG HOLDING GROUP CO., LTD
YUHONG HOLDING GROUP CO., LTD
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ASME SA192 CS Serrated Finned Tubes With CS Fins For Petrochemical Industry
Chemical Composition (%)
| Grade | C | Mn | P | S | Si |
| SA192 | 0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 | 0.25 |
Mechanical Properties
| Grade | Tensile Strength,min | Yield Strength (0.2%Offset,min) |
| 47ksi (325 MPa) | 26ksi (180 MPa) | |
| SA192 | Elongation min. % | Hardness |
| 35% | 137 HB, 77HRB |
ASTM A192 / ASME SA192 covers minimum-wall thickness, seamless carbon steel boiler and superheater tubes for highpressure service. Their seamless construction, excellent thermal conductivity, and durability make them a reliable choice for power generation and industrial heating systems.
Features of ASTM A192 Carbon Steel Tubes
Excellent Thermal Conductivity: Ensures efficient heat transfer in high-temperature applications.
High Pressure Resistance: Designed to withstand high-pressure environments, making them suitable for boilers and superheaters.
Seamless Construction: Provides superior strength and reliability compared to welded tubes.
Corrosion Resistance: Suitable for use in environments with moderate corrosion, especially when properly maintained.
Durability: Offers long-term performance under demanding conditions.
Overview of Serrated Finned Tubes
Serrated fin tubes can be manufactured using various materials, depending on the application:
Base Tube Materials: Carbon steel, stainless steel, copper, titanium, and alloys.
Fin Materials: Aluminum (common for lightweight and corrosion resistance) or the same material as the base tube.
The choice of material depends on the specific application requirements, such as corrosion resistance, thermal conductivity, and mechanical strength.The serrations can be in various shapes, such as U-shaped or V-shaped, which help in disrupting the boundary layer and promoting turbulent flow, thereby enhancing heat transfer efficiency.
Serrated fin tubes are advanced heat transfer components designed to enhance thermal efficiency in various industrial applications.
Features of Serrated Finned Tubes
Serrated Fins: The fins are cut into small, serrated segments, creating turbulence in the airflow and improving heat transfer efficiency.
Increased Surface Area: The serrated design provides a larger effective surface area compared to smooth fins.
Enhanced Turbulence: The serrations disrupt the boundary layer of the fluid, leading to better heat exchange.
Lightweight and Durable: Typically made from materials like aluminum or stainless steel, offering a balance of strength and weight.
Corrosion Resistance: Suitable for harsh environments, especially when coated or made from corrosion-resistant materials.
Advantages
Superior Heat Transfer: The serrated design significantly enhances thermal efficiency by increasing turbulence and surface area.
Compact Design: High efficiency allows for smaller and more compact heat exchanger designs.
Versatility: Suitable for a wide range of temperatures, pressures, and corrosive environments.
Cost-Effective: Improved heat transfer efficiency can lead to energy savings and reduced operational costs.
Application
Boilers and Economizers
HVAC Systems
Petrochemical Industry
Air-Cooled Heat Exchangers
Renewable Energy
Industrial Cooling Systems
Considerations
Operating Conditions: Temperature, pressure, and corrosive environment must be considered when selecting materials and designs.
Maintenance: Regular inspection and cleaning are required to prevent fouling and maintain efficiency.
Design Optimization: The size, spacing, and serration pattern of the fins should be optimized for specific applications to achieve maximum performance.