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DELLOK Extruded G type Fin Tube For Heating Transfer

1 Piece
$10 ≥1 Piece/Pieces
DELLOK  Extruded G type Fin Tube For Heating Transfer
Features Gallery Product Description Request A Quote
Application: Heat Exchanger
Diameter: Customized
Fin Height: Customized
Fin Pitch: Customized
Fin Thickness: Customized
Fin Type: Louver Fins
Length: Customized
Material: Stainless Steel
Surface Treatment: Sand Blasting
Tube Diameter: Customized
Tube Length: Customized
Tube Material: Carbon Steel
Tube Type: Smooth Tube
Tube Wall Thickness: Customized
High Light:

Aluminum Embedded Fin Tube


G Type Embedded Fin Tube

Basic Infomation
Place of Origin: China
Brand Name: Dellok Yonghui
Certification: ISO90001
Model Number: Embedded Fin Tube
Payment & Shipping Terms
Packaging Details: wooden box
Delivery Time: 1-3 weeks
Payment Terms: T/T, L/C, D/A, Western Union, MoneyGram
Supply Ability: 10000 Piece/Pieces per Month
Product Description


DELLOK Extruded G type Fin Tube For Heating Transfer



About Us



DELLOK (YONGHUI RADIATING PIPE MANUFACTURING CO.,LTD.) was established in 2002, which is located in Jiangsu, China. After many years of development, the company now has 66 million yuan in fixed assets, more than 200 employees, and 33 technical staffs. We have 4 aluminum processing production lines, with the annual processing capacity of more than 20,000 tons; And we have 5 tube-drawing production lines; 47 fintube production lines, 1 imported production line from American with the brand of McElroy , with the annual production capacity of 12 million meters the above. Quality is the theme of eternal pursuit of winner -Production workshop- Meticulous works, standardized management system and systematic quality assurance are Dellok(YONGHUI)'s best commitment to quality. In Dellok(YONGHUI), the quality control is not only the detection of the final process, but throughout the entire production process. We implement a set of quality control and assurance systems. Each batch of pipes is sampled and tested, and records are kept as a quality guarantee for the final product.



                             DELLOK  Extruded G type Fin Tube For Heating Transfer 0


Product Description



These fins are used in applications where high thermal or mechanical sstress is involved. These are commonly called as embedded fins. The f manufactured by continuously helically winding the strip into the machined grooves and further embedded in to the groove by high pressure expe The material displaced is then placed along the fin side.

Fin Material: Aluminium/Copper/Steel/Galvanized Steel

Tube Material: Carbon steels, low-alloy steels, stainless steels, brass,copper, copper-nickel alloys, aluminium brass, nickel-alloys (Alloy 400, bimetal, titanium and others

Working Temperature: 450°C



DELLOK  Extruded G type Fin Tube For Heating Transfer 1



G Finned Tube Manufacturing Process


Fin strip is rolled in a uniform taper, helically wound into a plowed groove into the tube wall

and simultaneously backfilled (by flat rotating discs) on both sides to lock the fin to the tube.

No tube material is removed. This gives an excellent bond with high pull out loads.

Fin Material: Aluminium/Copper/Carbon Steel.

Core Tube Material: Carbon Steel/ Carbon Alloy Steel/Stainless Steel/ Nickel Alloys/Copper/Copper Alloys.



DELLOK  Extruded G type Fin Tube For Heating Transfer 2



G Finned Tube Advantages




The fin/tube wall contact is constant because of the setting and makes it possible to use a wall temperature of up to 400°C.


The fin is set throughout its length and consequently does not unwind even when partially uprooted.



DELLOK  Extruded G type Fin Tube For Heating Transfer 3



G Finned Tube Specifications


Product Specification
Tube OD 19~51 (mm) 3/8”~2”
Tube Wall Thk 2.11~3.5(mm) 0.083”~0.138”
Tube Length ≤18,500 (mm) ≤60.7 ft
Fin Thk 0.3~0.5 (mm) 0.012”~0.02”
Fin Height 10~16 (mm) 0.394”~0.63”
Fin Pitch 100~433 FPM 3~11 FPI
Fin Type G
Material Combinations
Fin Material Aluminum (most common grade:Alu.1100, Alu.1060, Alu. 6063)
Tube Material C.S. (most common grade: A179, A192,SA210 GrA1/C,A106 Gr B )
S.S. (most common grade: TP304, 316)
Copper (most common grade:UNS12200,14200, 70600, CuNi70/30, CuNi 90/10)
Titanium (most common grade: B338Gr2)
Applied 400°C
Type of Service High temperature





Q1: Are you trading company or manufacturer?

A: We are manufacture factory and we can accept OEM order. Welcome to visit our factory and check our products.


Q2: Can I have a sample ?

A: Yes, welcome to place sample order to test and check quality. Mixed samples are also OK.


Q3: What is your the lead time for production?

A: Generally Sample needs 1-3 days, mass production needs 15-30 days, also depends on your request.

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Get in touch with us
Contact Person : Pax Yang
Tel : +862569521609
Fax : 86-25-6952-5709
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