ASTM A335 P22 Base Tube
| Grade | UNS Designation | C | Mn | P | S | Si | Cr | Mo | Other |
| P22 | K21590 | 0.05–0.15 | 0.30–0.60 | 0.025 | 0.025 | 0.50 max | 1.90–2.60 | 0.87–1.13 | . . . |
ASTM A335 P22 Spiral Fin Tube Features:
High Temperature Resistance: Suitable for applications up to 750°F (400°C).
Corrosion Resistance: Chromium content provides resistance to oxidation and corrosion.
Enhanced Heat Transfer: Spiral fins improve the efficiency of heat exchange processes.
Seamless Construction: Reduces the risk of leaks and ensures structural integrity.
ASTM A335 P22 Spiral Fin Tube Principles:
Heat Transfer: The spiral fin design increases the surface area for heat transfer, allowing for more efficient heat exchange between fluids. Pressure Resistance: The alloy composition ensures that the tube can withstand high pressures without deformation.
ASTM A335 P22 Spiral Fin Tube Applications:
Power Generation: Used in boilers and superheaters.
Chemical Processing: Ideal for heat exchangers and reactors.
Oil & Gas Industry: Applied in various heat transfer systems.
HVAC Systems: Utilized in heating and cooling applications.
ASTM A335 P22 Spiral Fin Tube Advantages:
Increased Efficiency: The spiral fin design allows for better heat transfer rates.
Durability: High corrosion and temperature resistance prolongs service life.
Versatility: Suitable for various industrial applications.
Cost-Effective: Reduces energy consumption through enhanced efficiency.
Services: Custom Fabrication: Tailored solutions to meet specific project requirements.
Inspection and Testing: Quality assurance through rigorous testing procedures.
Installation Support: Assistance with the installation of fin tubes in systems.
Consultation Services: Expert advice on material selection and applications.
ASTM A335 P22 Spiral Fin Tube FAQs:
Q1: What is the maximum temperature for ASTM A335 P22?
A1: The maximum service temperature is approximately 750°F (400°C).
Q2: Can these tubes be welded?
A2: Yes, but proper welding procedures must be followed to maintain integrity.
Q3: What industries commonly use ASTM A335 P22 tubes?
A3: Primarily used in power generation, oil & gas, and chemical processing industries.
Q4: How do spiral fins improve efficiency?
A4: They increase the surface area, allowing for more effective heat transfer between fluids.
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ASTM A335 P22 Spiral Fin Tube for High-Temperature Heat Exchangers Images
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