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DELLOK Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube

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DELLOK Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube
Features Gallery Product Description Request A Quote
Tube OD:: 12mm Min ~ 50.8mm Max.
Tube Length:: 18,000mm Max.
Fin Height:: 20 Mm Max.
Fins Type: Corrugated, I Type
Fin Thickness:: Generally 0.4mm ~0.6mm
Fin Pitch:: 2.1 Mm (12FPI) Min.
High Light:

316L Crimped Fin Tube


0.4mm 316 Stainless Steel Pipe


TP316 Crimped Fin Tube

Basic Infomation
Place of Origin: China
Brand Name: DELLOK
Certification: CE. ISO,EN10204. 3.1 Cert.
Model Number: I type
Payment & Shipping Terms
Packaging Details: (1) Solid fumigated wooden box with each tube end capped. (2) Steel frame case sealed by plywoods with each tube end capped.
Delivery Time: Ex-work within 1 month on receipt of order.
Payment Terms: L/C, T/T Contact us for details
Supply Ability: 60000 meters month
Product Description

Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube


TP316 / 316L SMLS Stainless Steel tube , OD19mm Corrugation Steel Fin Tube


ASTM A213 / A213M :Seamless Ferritic & Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

ASTM A312/ A312M : Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

ASTM A269/ A269M :Seamless and Welded Austenitic Stainless Steel Tubing for General Service


Manufacturing process: Crimped Fins are spirally wrapped onto the base tube, without welding, but spot welded. Non-ferrous tubes and fins on either root soldered or completely tinned.


Surface Protection:

Both bare ends of Crimped fin tubes shall be Hot Dip Galvanzied.


Quality Test:

Crimped Type Fin Tube quality is assured by hydrostatic or pneumatic tests, eddy current tests and tensile tests.


Delivery condition:

Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends. The desiccants are put into each package for continental transporation as well.



  1. Climatic industy

  2. Cooling

  3. Heating

  4. Drying






General specifications of l Type fin tubes

Tube OD: 12mm Min ~ 50.8mm max.

Tube Length: 18,000mm max.

Fin Height: 20 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch: 2.1 mm (12FPI) min.

General Crimped I Type production capacity

Finning Facility: 2 finning machines;

Daily capacity up to 2000 meters;



Crimped I type finned ube is combined with two different materials.


General Materials

Popular ASTM Materials

Core Tube Material

Carbon Steel

Stainless Steel

1. Carbon Steel: A179, A192,SA210 Gr A1/C,A106 Gr B

2. Stainless Steel: TP304/304L,TP316/TP316L/316Ti,


Fins Material

Carbon Steel,

Stainless Steel

1. Carbon steel

2. Stainess Steel : TP304/TP304L , TP316 / TP316L



Descriptions of Crimped I Type Fin Tube

Popular specifications we make


Tube OD

5/8'' to 3'' (15.8 mm to 76.2 mm)


Fin Height

1/4''to 3/4'' or 6.4 mm to 20 mm.


Fin Pitch

3FPI to 11FPI or 118 FPM to 433 FPM.


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 Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube 0DELLOK Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube 1DELLOK Elliptical SMLS Stainless Steel TP316 316L Crimped Fin Tube 2

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