DELLOK UNS 2205 Duplex Copper 8FPI Stainless Steel Seamless Tubes - 50.8mm OD, 350°C Max Temperature
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Delivery Time:
within 15days
Brand:
DELLOK
Product Description
Product Overview
DELLOK UNS 2205 Duplex Copper 8FPI Stainless Steel Seamless Tubes are high-performance heat transfer components designed for demanding industrial applications. These grooved G-type fin tubes combine duplex stainless steel core tubes with copper fins for superior corrosion resistance and thermal efficiency.
Technical Specifications
Core Tube Details
Material: UNS S31803/2205 Duplex Stainless Steel (1.4462)
Outer Diameter: 16mm minimum to 50.8mm maximum
Maximum Length: 18,000mm
Standards: ASTM A789/A789M, A790/SA790, A450, A530
Fin Specifications
Fin Material: Copper
Fin Height: Maximum 16.5mm
Fin Thickness: 0.4mm to 0.6mm
Fin Pitch: 2.1mm minimum (12 FPI)
Fin Density: 8 FPI (Fins Per Inch)
Groove Depth: Approximately 0.4mm
Material Options
| Component | Available Materials | ASTM Standards |
|---|---|---|
| Core Tube | Carbon steel, alloy steel, stainless steel, brass, copper, copper-nickel alloys | A179, A192, SA210, TP304/304L, TP316/316L, UNS2205 |
| Fins | Aluminum, Copper, Steel | Aluminum 1100/1060/1050 |
Standard Dimensions
| Tube OD (Inches) | Fin Height (Inches) | Fin Thickness (Inches) | Available FPI |
|---|---|---|---|
| 5/8" | 3/8", 1/2" | .015, .016, .020 | 6, 7, 8, 9, 10, 11, 12 |
| 3/4" | 5/8", 1/2" | .015, .016, .020 | 6, 7, 8, 9, 10, 11, 12 |
| 1" | 5/8", 1/2" | .015, .016, .020 | 6, 7, 8, 9, 10, 11, 12 |
| 1 1/4" | 5/8", 1/2" | .015, .016, .020 | 6, 7, 8, 9, 10, 11, 12 |
| 1 1/2" | 5/8", 1/2" | .015, .016, .020 | 6, 7, 8, 9, 10, 11, 12 |
Key Features & Advantages
High temperature resistance up to 350°C
Superior corrosion resistance in aggressive environments
Custom grooved G-type finning technology
Daily production capacity of 5,000 meters
Compliant with API Standard 661 for air-cooled heat exchangers
Applications
- Heat exchangers for power plants (electric, nuclear, thermal, geothermal)
- High corrosive systems including condensers, evaporators, and desalination plants
- Petroleum, chemical, and petrochemical industries
- Food processing and refrigeration systems
- Natural gas treatment facilities
- Fertilizer, urea, ammonia, and acid processing systems
Quality Assurance
All tubes undergo rigorous quality control including square-cut ends, internal drying, air blowing, and protective varnish coating. Optional third-party inspection available.
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Company
Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
Location
No.18 Tianyue Road,Yanzhou,Jiangsu China
Contact Person
Peter Cheng