ASTM A335 P11 Serrated Finned Tubes With Gr 11 Fins For Power Generation

ASTM A335 P11 Serrated Finned Tubes With Gr.11 Fins For Power Generation

Chemical Composition (%)

Mechanical Properties

ASTM A335 covers nominal wall and minimum wall seamless ferritic alloy-steel pipe intended for high-temperature service. Pipe ordered to this specification shall be suitable for bending, flanging (vanstoning), and similar forming operations, and for fusion welding. Selection will depend upon design, service conditions, mechanical properties, and high-temperature characteristics.

Features of ASTM A335 P11 Pipes

High-Temperature Resistance: Designed to withstand elevated temperatures, making them suitable for power plants and refineries.

Excellent Strength: Offers high tensile and yield strength, ensuring durability under stress.

Corrosion Resistance: Performs well in environments with moderate corrosion, especially at high temperatures.

Seamless Construction: Provides superior reliability and strength compared to welded pipes.

Creep Resistance: Maintains structural integrity under long-term exposure to high temperatures and pressures.

In summary, ASTM A335 P11 alloy steel pipes are essential components in high-temperature and high-pressure applications, particularly in power plants, refineries, and petrochemical industries.

Serrated Finned Tubes

Serrated spiral HF (high-frequency) welding fin tubes are advanced heat exchangers designed to enhance thermal performance through a unique fin design.The combination of serrated fins and spiral configurations maximizes heat transfer while maintaining structural integrity.

Advantages

High efficiency allows for smaller and more compact heat exchanger designs.

The serrated design significantly enhances thermal efficiency by increasing turbulence and surface area.

Improved heat transfer efficiency can lead to energy savings and reduced operational costs.

Suitable for a wide range of temperatures, pressures, and corrosive environments.

Application

Air-Cooled Heat Exchangers: Ideal for applications where air is the cooling medium, such as in power plants and refineries.

Boilers and Economizers: Used to recover waste heat and improve energy efficiency.

Petrochemical Industry: Suitable for process heaters, coolers, and condensers.

HVAC Systems: Employed in air handlers, chillers, and heat pumps.

Renewable Energy: Used in geothermal and solar thermal systems.

Industrial Cooling Systems: Effective in cooling towers and other industrial cooling applications.

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.   The factories already got certificates like : ABS, LR, DNV-GL, BV, KR, CCS, ASME, ISO 9001, ISO14001, ISO18001, ect.

Our factories main products as below : 
Factory 1th: Stainless steel seamless tube, Duplex steel seamless tube, Super duplex steel seamless tube, Nickel alloy steel seamless tube;

Factory 2th: Carbon steel seamless tube, Alloy steel seamless tube; Enhanced Heat Tranfer Tube, low fin tube ,U bending workshop;
Factory 3th: High frequency welding fin tube(HFW fin tube, Solid Fin tube, Studded Tube, Serrated Fin tube, Longitudinal welding fin tube), Wound fin tube(L type fin tube, LL type fin tube,  KL type fin tube), Embedded G type fin tube , Extruded fin tube,  low fin tube, U bend & 180deg. Return;

Yuhong Holding Group also has gained rich experience for project package( products contain:Pipes, Fittings, Flanges, heat exchanger, furnace, fired heater, air cooler, boiler) , YUHONG brand has marked its global presence in more than 85 countries, like, Korea, USA, Canada, Mexico, Colombia, Bolivia, Chile, Argentina, Brazil, Ecuador, Austria, New Zealand, Singapore, Malasyia, Indonesia, Thailand, Vietnam, Ukraine, Turkey,Sauid Arabia, Qatar, U.A.E,Israel,India, UK, France, Italy, Gernmany, Poland, Spain,... We have successfully implemented the orders of Cross Country Pipelines for our valuable customers. In addition, we have also developed a huge network of contacts and strategic alliances with most important manufacturers as stockists around the world.