• New Zealand
    Reliance has looked after us really well , and most because of your good service and products quality.
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    You did show a full professional way of doing business industrial deal. Im very happy that i have the opportunity to cooperate with u and ur company.
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    Quick response,good price, excellent delivery date and service, of course, the best quality.
Contact Person : Jennifer
Phone Number : +86-1381 2020 947
WhatsApp : +8613812020947

TP316 / 316L SMLS Stainless Steel Elliptical Crimped Fin Tube

Place of Origin China
Brand Name Reliance
Certification CE,ISO...
Model Number I type
Minimum Order Quantity N/A
Price N/A
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 T/T, L/C
Product Details
Company Type Manufacturer,importer & Exporter Fin Tube Type Crimped Fin Tube, I Type Fin Tube
Fins Type Corrugated, I Type Nearest Port Shanghai Port,China
Origin China Recent Buyer From Singapore In Jan. 2015
Others Service Hot Dip
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steel fin tube

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Product Description

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


Quick Detail:


General Crimped I Type production capacity

General specifications of l Type fin tubes

Finning Facility: 2 finning machines;

Daily capacity up to 2000 meters;

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.


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




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


Items 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


S/R Descriptions of Crimped I Type Fin Tube Popular specifications we make
1 Tube OD 5/8'' to 3'' (15.8 mm to 76.2 mm)
2 Fin Height 1/4''to 3/4'' or 6.4 mm to 20 mm.
3 Fin Pitch 3FPI to 11FPI or 118 FPM to 433 FPM.


Competitive Advantage:

  1. We have more than 10,000 square meters workshop, including 2 finning machines, daily capacity up to 2,000 Meters.
  2. The finning machines are designed and assembled by ourselves and we can offer you finning machines and all accessories etc...
  3. These finned tubes can be further Hot Dipped Galvanised for surface protection where as the deposition of Zinc also adds up to the efficiency of finned tubes. Maximum Operating Temperature 250° C.
  4. Application Commercial application for air heating or air cooling up to 130° C to 150° C
  5. Using steam / Thermic fluid / Hot water as heating media or water as cooling media.