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DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube

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DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube
Features Gallery Product Description Request A Quote
Tube OD:: 50.8mm(2'') Max.
Tube Length:: 18,000mm Max.
Fin Height:: 16.5 Mm Max.
Fin Thickness:: Generally 0.4mm ~0.6mm
Fin Pitch:: 2.1 Mm (12FPI) Min.
Daily Capacity: Up To 3500 Meters.
High Light:

3.1 Cert Embedded Fin Tube


2.1mm Embedded Fin Tube


12FPI Carbon Steel Seamless Pipe

Basic Infomation
Place of Origin: China
Brand Name: DELLOK
Certification: CE. ISO,EN10204. 3.1 Cert.
Model Number: Reliance-1518
Payment & Shipping Terms
Packaging Details: Solid fumigated wooden box loaded into 20' Container.
Delivery Time: within 15days
Payment Terms: L/C, T/T Contact us for details
Supply Ability: 60000 meters month
Product Description

Heat Exchanger 12 FPI Fluted OD 50.8mm Embedded Fin Tube


SA179 SMLS Carbon Steel Tube , 12 FPI Fluted G Fin Heat Exchangers Fin Stock​


ASTM A179 / A179M : Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes

Tube Type: Seamless (cold drawn)

Ends: Plain ends or bevel ends

General specifications of HF welding fin tube

Tube OD: 50.8mm(2'') max.

Tube Length: 18,000mm max.

Fin Height: 16.5 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch: 2.1 mm (12FPI) min.

General HF welding production capacity

G Fin Finning Lines: 5 finning machines.Daily capacity up to 3500 meters.



The aluminum fin strip is tension wound and placed into a groove cut into the tube. And all the goods are Zinc or Aluminum metalized applied by an electro spray arc system coating, and put into each package for continental transportation as well. When the 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 it will suits the delivery condition. Besides we provided Tube support box, clamp or spacer box (Materials: Aluminum, Zinc and Stainless Steel).


It has various uses in common application fields area, 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;


G Fin Fluted Depth:

Appr. 0.4mm.


Acceptance criteria:

API Standard 661 (Air-Cooled Heat Exchangers for General Refinery Service) or the delivery conditions.



Grooved G type Finned Tubes are combined with two different materials.


General Materials

Popular ASTM Materials

Core Tube Material

carbon steel, ow-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

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)



.015/.016/ .020

6, 7, 8, 9, 10, 11, 12



.015/.016/ .020

6, 7, 8, 9, 10, 11, 12



.015/.016/ .020

6, 7, 8, 9, 10, 11, 12

1 1/4


.015/.016/ .020

6, 7, 8, 9, 10, 11, 12

1 1/2


.015/.016/ .020

6, 7, 8, 9, 10, 11, 12

Please email us for more information.


Our Service:

1. Inquiry-Professional quotation, or send inquiry item more details, we start contact more details

2. Confirm the price, lead time, payment term etc

3. Our sales send the Proforma Invoice with our seal, or you order online to us

4. Customer make the payment for deposit and send us Bank receipt

5. Initial Production Stage-Inform the clients that we have got the payment, and will make the samples according to your request, send you photos or samples to get your approval. After approval, we inform that we will arrange the production & inform the estimated time

6. Middle Production-send photos to show the production line which you can see you products. Confirm the estimated delivery time again.

7. End Production-Mass production products photos and samples will send to you for approval. You can also arrange the third party inspection

8. Clients make payment for balance and ship goods, inform the tracking number and check the status for clients

9. Order can be say "finish" when you receive the goods and satisfy with them

10. Feedback to our about Quality, Service, Market Feedback & Suggestion. And we can do better


DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube 0DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube 1DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube 2

DELLOK Heat Exchanger 12 FPI 2.1mm Fluted OD 50.8mm Embedded Fin Tube 3

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Contact Person : Pax Yang
Tel : +862569521609
Fax : 86-25-6952-5709
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