Dellok Yonghui Radiating Pipe Manufacturing Co.,Ltd.
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | TBD |
| Delivery Time | 1-3weeks |
| Packaging Details | Wooden Case |
| Brand Name | DELLOK Yonghui |
| Model Number | Air Cooler Heat Exchanger |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, D/A, D/P, Western Union, MoneyGram | Supply Ability | TBD |
| Delivery Time | 1-3weeks | Packaging Details | Wooden Case |
| Brand Name | DELLOK Yonghui | Model Number | Air Cooler Heat Exchanger |
| Certification | CE | Place of Origin | China |
| High Light | Petrochemical Refinery Air Cooler Heat Exchanger ，API 661 Air Cooler Heat Exchanger | ||
DELLOK YONGHUI Petrochemical Refinery Air Cooler used in gas and liquid heat exchanger
Petrochemical refinery air cooler is a kind of heat exchange equipment used in gas and liquid heat exchanger. It can enhance heat transfer by adding fins to common base tubes.
Air cooler, or air-cooled heat exchanger, is one of the most widely used equipments for petroleum refinery, petrochemical and chemical industries.
Design and manufacturing standard for petrochemical refinery air cooler:
★API 661 / ISO 13076 ( Air-cooled heat exchangers for general refinery service )
★ASME SECT.VIII Div.1
Operating principle for air cooler:
An air cooler consists of the primary following components
★ Finned tube bundle(s) for heat transfer surface
★ Fans that push or pull the ambient air
★ A mechanical driver and power transmission to run the fan
★ A plenum
★ A steel-made supporting structure
★ Header and fan maintenance platforms
★ Louvers and recirculation ducts (optional )
★ Ladder (optional )
★ Variable-frequency drive for temperature control and power (optional)
What kind of finned tubes are used to form the tube bundle?
★ “L” type fins
★ “LL” type fins
★ “KL” type fins
★ “DR” type fins
★ “G” type fins
Limiting temperature range for various types of fins:
| Fin bonding type | Maximum design process temperature |
| Mechanically embedded fins | 400℃ (750°F) |
| Hot-dip gavalnized steel fins | 360℃ (680°F) |
| Extruded fins(aluminum fins) | 300℃ (570°F) |
| Footed fins(L) and overlap footed fins(LL) | 130℃ (270°F) |
| Knurled/aluminum fin, either L or LL | 200℃ (390°F) |
| Laser-welded fins |
＞400℃ (750°F) (maximum should be agreed by purchaser) |
| NOTE | |
| Except where stated otherwise, the above limits are based on a carbon steel core tube and aluminum fins, different materials for the core tube and/or the fins may result in a different temperature limit. | |
Petrochemical refinery air cooler site installation
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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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