Specifications
Brand Name :
YUHONG
Model Number :
ASTM A335 P9, HFW
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
100 KGS
Price :
Negotiate
Payment Terms :
T/T,L/C
Supply Ability :
4150 Ton Per Month
Delivery Time :
20-80 days
Packaging Details :
Plywooden case with Iron Frame
Product name :
Finned Tube
Type :
Studded Finned Tube with High Frequency Welded Finned Tube
Application :
Heater Parts, Refrigeration Parts, Fluid Cooling
Dimensions :
101.6mm, 114.3mm, 141.3mm, etc.
Length :
1-20000mm
Fin height :
4-17mm
Tube material :
Carbon Steel, Stainless Steel, Alloy Steel, Copper Etc
Fin material :
Carbon Steel, Stainless Steel, And Alloy Steel Etc
Warranty :
6 Months
Welding area :
According to actual demand
Description

ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications

Product Description


ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes are high-performance tubes designed for demanding high-temperature applications in furnaces, boilers, and heat exchangers. Manufactured to meet ASTM A335 P9 standards, these tubes feature studded fins created through advanced high-frequency welding (HFW) technology, ensuring superior heat transfer efficiency and durability.


Material & Composition


ASTM A335 P9 tubes are made from chromium-molybdenum alloy steel, which provides excellent resistance to oxidation, corrosion, and high-temperature creep. The precise chemical composition ensures optimal performance in extreme conditions.


Element Composition(%)
Carbon(C) 0.15 max
Manganese (Mn) 0.30 - 0.60
Silicon (Si) 0.50 max
Chromium (Cr) 8.00 - 10.00
Molybdenum (Mo) 0.90 - 1.10
Phosphorus (P) 0.025 max
Sulfur (S) 0.025 max



Mechanical Properties


These studded finned tubes exhibit exceptional mechanical properties, making them ideal for high-temperature and high-pressure environments.


Property Value
Tensile Strength 415 MPa min
Yield Strength 205 MPa min
Elongation 30% min
Hardness 179 HB max



Manufacturing Process


Our ASTM A335 P9 studded finned tubes are produced using high-frequency welding (HFW) technology, ensuring precise fin attachment and excellent thermal conductivity. The seamless base tube is manufactured through hot extrusion and cold drawing, guaranteeing uniform structure and dimensional accuracy.



Applications

  • High-temperature furnaces
  • Boiler systems in power plants
  • Petrochemical processing equipment
  • Industrial heat exchangers



Product Advantages

  • Enhanced Heat Transfer: Studded fins maximize surface area for efficient heat exchange.
  • High-Temperature Resistance: Performs reliably at temperatures up to 600°C.
  • Corrosion & Oxidation Resistance: Ideal for harsh industrial environments.
  • Durable Construction: High-frequency welding ensures long-lasting performance.
  • Customizable: Available in various sizes, lengths, and fin configurations.


FAQ


Q: What standards do these tubes comply with?
A: They meet ASTM A335 P9 standards and are suitable for high-temperature applications.


Q: Can these tubes be customized?
A: Yes, we offer customization in size, length, fin type, and stud arrangement to meet specific requirements.


Q: What is the lead time for orders?
A: Lead times vary based on order volume and customization, but we strive to deliver within 3-5 weeks.


Q: Are these tubes suitable for corrosive environments?
A: Yes, the chromium-molybdenum alloy provides excellent resistance to corrosion and oxidation.



About Yuhong Holding Group Co., Ltd


Yuhong Holding Group Co., Ltd is a leading manufacturer of finned tubes and seamless heat exchanger tubes, with over 20 years of export experience. We have supplied high-quality products to 80 countries and rank among the top 5 finned tube exporters in China.


Our state-of-the-art facility spans 20,000 square meters and is equipped with 55 production lines and a skilled workforce of 110+ employees. We specialize in producing seamless heat exchanger tubes, boiler tubes, and finned tubes, utilizing advanced technology to ensure the highest product quality and service standards.


Visit our website http://www.steelfintube.com to explore our full range of products and solutions tailored to your industrial needs.


ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications

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ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications

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Brand Name :
YUHONG
Model Number :
ASTM A335 P9, HFW
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Place of Origin :
CHINA
MOQ :
100 KGS
Price :
Negotiate
Contact Supplier
video
ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications
ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications
ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications
ASTM A335 P9 Chromium-Molybdenum Alloy Studded Finned Tubes for High-Temperature Furnace Applications

YUHONG HOLDING GROUP CO., LTD

Verified Supplier
1 Years
ningbo
Since 1990
Business Type :
Manufacturer, Importer, Exporter, Trading Company, Seller, Other
Total Annual :
50M-70M
Employee Number :
50~800
Certification Level :
Verified Supplier
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