DELLOK High Frequency Welded Stainless Steel Longitudinal Fin Tube 16-273mm OD with 5-25mm Fin Height for Heat Exchangers
Price:
$10 ≥1 Piece/Pieces
MOQ:
1 piece
Delivery Time:
1-3 weeks
Brand:
Dellok Yonghui
Product Description
High Frequency Welded Stainless Steel Longitudinal Fin Tube
DELLOK specializes in manufacturing high-performance longitudinal fin tubes using advanced high-frequency welding technology for superior heat transfer efficiency.
Manufacturing Excellence
Established in 2002 and now part of HARBIN AIR CONDITIONING CO., LTD., DELLOK operates 47 fin tube production lines with annual capacity exceeding 12 million meters.
Product Features
Provides 8-12 times the heat transfer area of bare tubes
More efficient heat exchange than standard bare tubes
Enables smaller, more compact heat exchanger designs
Cost-effective solution for industrial applications
Optional "Cut & Twist" fins to increase fluid turbulence
Technical Specifications
| Parameter | Metric | Imperial |
|---|---|---|
| Tube Outer Diameter | 16-273 mm | 3/8"-10" (NPS) |
| Tube Wall Thickness | 2.11-25.4 mm | 0.08"-1" |
| Tube Length | ≤12,000 mm | ≤39 ft |
| Fin Thickness | 1.0-1.5 mm | 0.04"-0.06" |
| Fin Height | 5-25 mm | 0.2"-0.98" |
| Fin Pitch | 1U-36U | |
| Fin Type | "U" or "I/L" configuration | |
Material Options
Fin Materials: Carbon Steel (Q235B), Stainless Steel (AISI 304, 316, 409, 410, 321, 347), Alloy Steel
Tube Materials: Carbon Steel (A106 Gr.B), Stainless Steel (TP304, 316, 321, 347), Alloy Steel (T/P5, 9, 11, 22, 91)
Industrial Applications
Double pipe heat exchangers
Multi-tube heat exchangers
Fire rated heaters and gas coolers
Tank heaters and industrial heating systems
Oil, power, chemical, and petrochemical industries
Performance Benefits
Enhanced heat transfer efficiency in limited space
Reduced installation space requirements
Lower equipment costs with high operational reliability
Reduced pressure drop and operational costs
Improved tube stiffness and seismic performance
Frequently Asked Questions
Are you a trading company or manufacturer?
We are a manufacturing factory and accept OEM orders. Factory visits are welcome to inspect our products.
Can I request samples?
Yes, sample orders are available for quality testing. Mixed samples are also acceptable.
What is your production lead time?
Samples: 1-3 days; Mass production: 15-30 days (depending on requirements).
What warranty do you provide?
We offer a one-year warranty on all products.
What payment terms do you accept?
We accept Trade Assurance, TT (Telegraphic Transfer), and Western Union.
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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
Brian Wanqian