Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
| Payment Terms | L/C, T/T Contact us for details |
| Supply Ability | 60000 meters month |
| Delivery Time | Ex-work with 5 weeks after Order. |
| Packaging Details | (1) Steel frame case sealed by plywoods with each end capped;(2) Solid fumigated wooden box with each end capped. |
| Tube OD: | 50.8mm(2'') max. |
| Tube Length: | 18,000mm max. |
| Fin Height: | 16.5 mm max. |
| Daily capacity | up to 3500 meters. |
| Fin Pitch: | 2.1 mm (12FPI) min. |
| Fin Thickness | Generally 0.4mm ~0.6mm |
| Brand Name | DELLOK |
| Model Number | Type G fin tube |
| Certification | CE. ISO,EN10204. 3.1 Cert. |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T Contact us for details | Supply Ability | 60000 meters month |
| Delivery Time | Ex-work with 5 weeks after Order. | Packaging Details | (1) Steel frame case sealed by plywoods with each end capped;(2) Solid fumigated wooden box with each end capped. |
| Tube OD: | 50.8mm(2'') max. | Tube Length: | 18,000mm max. |
| Fin Height: | 16.5 mm max. | Daily capacity | up to 3500 meters. |
| Fin Pitch: | 2.1 mm (12FPI) min. | Fin Thickness | Generally 0.4mm ~0.6mm |
| Brand Name | DELLOK | Model Number | Type G fin tube |
| Certification | CE. ISO,EN10204. 3.1 Cert. | Place of Origin | China |
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Steel Grade: Grade A1; Grade C
Delivery Condition: Annealed, Normalized, Normalized and Tempered
Manufacturing process
The aluminum fin strip is tension wound and placed into a groove cut into the tube with appr. 0.4mm fluted depth.
Surface Protection of Plain Ends
Both ends of Grooved G type Fin Tubes shall be Zinc or Aluminum metalized applied by an electro spray arc system coating.
Acceptance criteria
API Standard 661(Air-Cooled Heat Exchangers for General Refinery Service) or the delivery conditions (TDC).
Accessories
Tube support box, clamp or spacer box (Materials: Aluminum, Zinc and Stainless Steel).
Delivery condition:
Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of G-Fin Embedded Finned Tube.
The desiccants are put into each package for continental transporation as well.
Applications:
The common application fields are:
Heat exchangers units for power plant(electric, nuclear, thermal and geothermal power plants);
High corrosive systems (condensers, evaporators, sea water desalinations, fertilizing, urea systems, ammonia, gas, corrosive acids);
The petroleum, chemical and petrochemical industries;
The food processing and refrigeration industries;
Natural gas treatment;
| General specifications of HF welding fin tube |
| Tube OD: 50.8mm(2'') max. |
| General HF welding production capacity |
| G Fin Finning Lines: 5 finning machines.Daily capacity up to 3500 meters. |
Specifications:
Grooved G type Finned Tubes are combined with two different materials.
| Items | General Materials | Popular ASTM Materials |
| Core Tube Material | Carbon steel, low-alloy steel, stainless steel, brass, copper, cooper-nickel alloys, aluminum bronze, nickel alloys.
| 1. Carbon Steel: A179, A192,SA210 Gr A1/C,A106 Gr B 2. Stainless Steel: TP304/304L,TP316/TP316L/316Ti, A789 S31803/S2205 etc... 3. Copper:UNS12200/UNS14200/UNS70600, CuNi70/30,CuNi 90/10 |
| Fins Material | 1. Aluminum Alloy 2. Copper. | 1. Aluminum(Alu.1100,Alu.1060) 2. Copper. |
| All dimensions are in Inches and specification upon your requests. | |||
| Tube OD | Fin Height | Fin Thickness | Fins per Pitch(Density) |
| 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 |
| Please email us for more information. | |||
Competitive Advantage:
We have more than 10,000 square meters workshop, including 5 finning machines, daily capacity up to 3,500 meters.
The Grooved G type Finning Machines are designed and assembled by ourselves and we can offer you finning machine and all accessories etc...
The contact of manufacturing Grooved fin tubes is designed for a high wall temperature of up to 350°C.
Company Details
Business Type:
Manufacturer,Importer,Exporter
Year Established:
2002
Total Annual:
35000-55000
Employee Number:
200~250
Ecer Certification：
Verified Supplier
DELLOK YONGHUI Radiating Pipe Manufacturing Co.,Ltd, was established in 2003, which is located in Jiangsu, China.We joined HARBIN AIR CONDITIONING CO., LTD.and became the most professional industry manufacturer in China., international bussiness more than 20 years, with it serves in the oil ref... DELLOK YONGHUI Radiating Pipe Manufacturing Co.,Ltd, was established in 2003, which is located in Jiangsu, China.We joined HARBIN AIR CONDITIONING CO., LTD.and became the most professional industry manufacturer in China., international bussiness more than 20 years, with it serves in the oil ref...
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