Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
                                                                                                           
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DELLOK Type L Tension Copper Finned Tube 0.4mm Thick for Air Conditioning Heat Exchangers

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Delivery Time: Ex-work with 1 month on receipt of order.
Brand: DELLOK
Product Description
Type L Tension Wound Copper Finned Tubes
High-performance air conditioning copper alloy round tubes with 0.4mm fin thickness, designed for efficient heat transfer in industrial applications.
Production Capabilities
Finning Facility General Specifications
7 finning machines
Daily capacity up to 5000 meters
Tube OD: 50.8mm max
Tube Length: no limit
Fin Height: 16.5mm max
Fin Thickness: 0.4mm-0.6mm
Fin Pitch: 2.1mm (12FPI) min
Manufacturing Process
LL Type Finned Tube (LL-Wound Fin Tubes) process involves wrapping the base tube with L-shaped fin strip under tension. The fin feet join together to cover the finned surface completely.
Quality & Finishing
All products receive Zinc or Aluminum metallization via electro spray arc system coating. Tube ends are square cut, burr-free, internally dried and air-blown clean, with external varnish coating at both ends.
Technical Specifications
Tube OD Fin Height Fin Thickness Fins per Inch
5/8" 3/8", 1/2" 0.015", 0.016", 0.020" 6, 7, 8, 9, 10, 11, 12
3/4" 5/8", 1/2" 0.015", 0.016", 0.020" 6, 7, 8, 9, 10, 11, 12
1" 5/8", 1/2" 0.015", 0.016", 0.020" 6, 7, 8, 9, 10, 11, 12
1 1/4" 5/8", 1/2" 0.015", 0.016", 0.020" 6, 7, 8, 9, 10, 11, 12
1 1/2" 5/8", 1/2" 0.015", 0.016", 0.020" 6, 7, 8, 9, 10, 11, 12
Quality Standards
Manufactured in compliance with API Standard 661 (Air-Cooled Heat Exchangers for General Refinery Service) or customer-specific delivery conditions.
Accessory Components
Available accessories include Tube Support Box, Clamp or Spacer Box in Aluminum, Zinc, and Stainless Steel materials.
Product Images
Type L Tension Wound Copper Finned Tube close-up showing fin structure and winding pattern
Industrial application of copper finned tubes in heat exchanger assembly
Manufacturing facility showing copper finned tube production line and quality control

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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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