A335 P9 ASTM Studded Fin Tube For Fired Heater Steam Boiler

Price Negotiable
Price: 1 - 10000 USD
MOQ: 1 PC
Delivery Time: 5 - 90 Days
Brand: YUHONG
Product Description
A335 P9 ASTM Studded Fin Tube For Fired Heater Steam Boiler
Product Specifications
Attribute Value
Base Pipe Alloy Steel Seamless Pipe: ASTM A335 P11, P12, P1, P22, P23, P5, P9, P91, P92
Welding Type High Frequency Welding
Fin Type Studded Tube, Pin Tube, Oil Furnace Tube, Steam Furnace Tube, Reforming Tube
Fin Height 5~30mm
Fin Material Carbon Steel
Fin pitch 8~30mm
Product Description

ASTM A335 GR.P9 Studded Fin Tubes are manufactured from high-alloy steel specifically engineered for high-temperature and high-pressure applications. These tubes maintain exceptional strength and hardness at elevated temperatures, making them ideal for boilers and heat exchangers.

The material offers superior corrosion resistance, particularly suited for chemical processing and petrochemical environments. With excellent weldability, these tubes facilitate easy connections with other materials, enabling complex structural applications while withstanding significant mechanical loads under high pressure to ensure system stability and safety.

Chemical Composition: ASTM A335 P9
C Mn P S Si Cr Mo
≤0.15% 0.30~0.60% ≤0.025% ≤0.025% 0.50~1.00% 8.0~10.0% 0.90~1.10%
Mechanical Properties
Property Value
Tensile Strength 415 - 550 MPa (60 - 80 ksi)
Yield Strength 240 MPa (35 ksi) minimum
Elongation 20% minimum
Hardness 85 HRB maximum, 200 HB maximum
Modulus of Elasticity ~200 GPa (29 x 10^6 psi)
Poisson's Ratio ~0.3
Key Advantages
  • Excellent sealing performance
  • Superior corrosion resistance
  • High strength and durability
  • Easy installation and maintenance
  • Enhanced heat transfer efficiency
  • Versatile application capabilities
Applications
  • Heat exchangers and cooling systems
  • Industrial piping systems
  • Marine and offshore equipment
  • Power generation equipment
  • Food and beverage processing
  • Refrigeration systems
ASTM A335 P9 Studded Fin Tube product photo showing detailed construction

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company YUHONG HOLDING GROUP CO., LTD
Location 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
Contact Person Sales Dept. (Marketing Director)

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