Product Specification

Stainless Steel Serrated Finned Tube High Frequency Welding Wound Spiral Welded For Fired Heater

Material Specifications:

• Base Tube: ASTM A213/A269 TP304/304L/316/316L
• Fin Material: Stainless Steel 304/409/410
• Optional Materials: 321, 347H, Duplex, Super Duplex
• High-temperature resistant grades available

Serrated Fin Specifications:

• Serration Depth: 3-8mm
• Fin Height: 12-32mm
• Fin Thickness: 0.6-1.5mm
• Fin Density: 26-180 FPI
• Serration Pattern: Standard/Custom

Performance Characteristics:

• Maximum Operating Temperature: 650°C
• Pressure Rating: Up to 250 bar
• Thermal Conductivity: 16.3 W/m·K
• Oxidation Resistance: Excellent
• Stress Corrosion Resistance: Superior

Manufacturing Excellence:

• Advanced HF welding technology
• Automated serration forming
• Precision fin winding
• Controlled atmosphere welding
• In-line quality monitoring
• Specialized heat treatment

Size Range:

• Base Tube OD: 25-168mm
• Wall Thickness: 2.11-12.7mm
• Finished OD: 45-220mm
• Standard Lengths: 6-24m
• Custom sizes available

Specialized Applications:

• Fired Heaters
• Process Furnaces
• Reformer Tubes
• Waste Heat Boilers
• High-Temperature Heat Exchangers
• Petrochemical Processing
• Chemical Plants
• Thermal Power Stations

Enhanced Features:

• Optimized serration design
• Improved turbulence generation
• Enhanced heat transfer coefficient
• Reduced fouling tendency
• Superior mechanical strength
• Extended service life
• Low maintenance requirements

Quality Testing:

• Ultrasonic testing
• Eddy current examination
• Radiographic inspection
• Hydrostatic testing
• PMI verification
• Metallographic examination
• Surface roughness testing

Thermal Performance:

• Enhanced heat transfer area
• Optimized air-side efficiency
• Reduced thermal resistance
• Improved overall heat transfer
• Better energy efficiency
• Uniform temperature distribution

Construction Advantages:

• Integral fin-to-tube bond
• Precise fin spacing
• Uniform serration profile
• Controlled fin height
• Consistent weld quality
• Smooth surface finish

Industry Standards Compliance:

• ASME Section VIII Div.1
• TEMA Standards
• API Standards
• EN Standards
• Custom specifications
• International certifications

Value-Added Services:

• Custom design assistance
• Thermal performance calculations
• Material selection guidance
• Installation support
• Performance optimization
• Lifecycle management

Environmental Benefits:

• Energy-efficient design
• Reduced carbon footprint
• Sustainable manufacturing
• Recyclable materials
• Environmental compliance
• Green technology integration

Yuhong Holding Group Co., Ltd., with two decades of manufacturing excellence and global presence in 80 countries, ranks among China's top 5 finned tube exporters. Our state-of-the-art facility spans 20,000 square meters, housing 55 advanced production lines operated by 110+ skilled professionals, ensuring premium quality fired heater solutions.

Yuhong Holding Group Co., Ltd. continues to lead innovation in fired heater tube technology, offering premium stainless steel serrated finned tubes that combine superior heat transfer efficiency with exceptional durability. Our commitment to quality, backed by advanced manufacturing capabilities and comprehensive technical support, makes us the preferred choice for demanding high-temperature applications worldwide. Contact our expert team to explore how our specialized solutions can optimize your heating system performance.

Keywords: serrated finned tube, stainless steel fin tube, high frequency welding, fired heater tubes, heat transfer equipment, process heating, industrial furnace components, high-temperature heat exchangers, petrochemical equipment, thermal processing solutions