Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
                                                                                                           
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DELLOK P235GH Solid Boiler Air Cooler TC1 0.5mm SS Seamless Pipes - 50.8mm OD, 18m Length

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Delivery Time: within 15days
Brand: DELLOK
Product Description
P235GH Solid Boiler Air Cooler TC1 0.5mm SS Seamless Pipes
Product Overview

High-frequency welded fin tubes designed for demanding industrial heat exchange applications. These bimetallic finned tubes feature seamless construction with precision extruded aluminum fins for superior thermal performance.

Key Specifications
  • Tube OD: 12mm min to 50.8mm (2") max
  • Tube Length: Up to 18 meters maximum
  • Fin Height: 16.5mm maximum
  • Fin Thickness: 0.4mm, 0.5mm, or 0.6mm
  • Fin Pitch: 1.5mm minimum
Manufacturing Process

Our extrusion process involves inserting a smooth core tube into an aluminum sleeve, then extruding solid plain or serrated fins. Available in 12, 16, or 24 segments or custom designs. Both ends feature 10mm-50mm unfinned sections with zinc or aluminum metallized coating applied via electro spray arc system.

Production Capacity
  • 10 dedicated finning machines
  • Daily capacity: Up to 3,000 meters
  • Extruded fin types: Solid plain and serrated
Material Specifications
Component Available Materials Popular ASTM Standards
Core Tube Carbon steel, low-alloy steel, stainless steel, brass, copper, copper-nickel alloys, aluminum bronze, nickel alloys A179, A192, SA210 Gr A1/C, A106 Gr B, TP304/304L, TP316/316L/316Ti, A789 S31803/S2205, UNS12200/UNS14200/UNS70600, CuNi70/30, CuNi90/10, B338 Gr 2
Fins Aluminum Alloy, Copper Alu.1100, Alu.1060, Alu.6063
Standard Dimensions
Tube OD (Inches) Fin Height (Inches) Fin Thickness (Inches) Fins per Pitch
5/8 3/8, 1/2 .015, .016, .020 4, 5, 6, 7, 8, 9, 10, 11, 12
3/4 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10, 11, 12
1 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10, 11
1 1/4 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10
1 1/2 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10, 11
1 3/4 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10
2 3/8, 1/2, 5/8 .015, .016, .020 4, 5, 6, 7, 8, 9, 10
Industrial Applications
  • Heat exchangers for power plants (electric, nuclear, thermal, geothermal)
  • High corrosive systems (condensers, evaporators, sea water desalination)
  • Petroleum, chemical and petrochemical industries
  • Food processing and refrigeration industries
  • Natural gas treatment systems
  • Fertilizing, urea systems, ammonia, gas, corrosive acids
Competitive Advantages
  • 10,000+ square meter workshop with 10 extrusion finning machines
  • Maximum operating temperature: 300°C with steady transfer coefficient
  • Stronger fins than L, LL, KL, and G types, easier to clean
  • In-house machine design and manufacturing capability
  • Excellent technical and economical savings in high-stress corrosive conditions
Product Images
DELLOK P235GH Solid Boiler Air Cooler finned tube close-up view showing extruded aluminum fins
Industrial heat exchanger application of P235GH finned tubes in boiler system
Manufacturing process showing extrusion finning machine producing bimetallic fin tubes

Get in Touch

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

Company Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
Location No.18 Tianyue Road,Yanzhou,Jiangsu China
Contact Person Peter Cheng

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