Welded Perforated Longitudinal Finned Tubes of TP304 / TP304L Stainless Steel
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Welded Perforated Longitudinal Finned Tubes of TP304 / TP304L Stainless Steel

Welded Perforated Longitudinal Finned Tubes of TP304 / TP304L Stainless Steel: U bends tubes with longitudinal fins and fintube coils are avaiable for requesting; Longitudinal fins types: one-piece shape, standard U bent shape, cut & twist, perforated type etc; The fin channels are welded to the tubes in opposite pairs. Fin height, number of fins and fin thickness can be specified; Fins can be applied to either OD tube or NB pipe.

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Product Description

Welded Perforated Longitudinal Finned Tubes of TP304 / TP304L Stainless Steel


1.Product Details:

Place of Origin:

China

Brand Name:

Baerfu

Certification:

ISO...

Model Number:

Longitudinal Tube


2.Payment & Shipping Terms:

Minimum Order Quantity:

N/A

Price:

N/A

Packaging Details:

Steel frame case sealed by plywood with each tube end capped.

Delivery Time:

Ex-work within 7 weeks on receipt of order.

Payment Terms:

T/T, L/C

Supply Ability:

Daily production capacity up to 500 Meters.

 

3.Detailed Product Description

Company Tube:

Manufacturer,Importer & Exporter

Fin Tube Types:

Longitudinal Tube

Fins Type:

Plain Strips,U Shaped Strips,Twist

Origin:

China

Nearest Port:

Shanghai Port

Recent Buyer:

Form Indonesia In Sep. 2014

High Light:

Longitudinal Fin Tubes,Longitudinal Finned pipe

Welded Perforated Longitudinal Fins Tube , TP304 / TP304L Stainless Steel 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

 

4.Quick Detail

General Longitudinal Fin Tube Production Capacity

General Specifications of Longitudinal Fin Tube

Welding Facility: 1 finning machine;

Daily production capacity up to 500 Meters;

 Fin type: U fins,perforated,twist...

Tube OD: 19mm min.

Tube Length: 18 meters max.

Fin number: 2/ 4/ 8/ 16/ 18/ 32/ 36 piece per row 

Number of fins: 16/20/24/32/40

 

5.Description:

Manufacturing process: The longitudinal I/L or U shape fins are welded onto the core plain tubes by resistance welding or welding with filler matal (Spot welded).

1. U bends tubes with longitudinal fins and fintube coils are avaiable for requesting.

2. Longitudinal fins types: one-piece shape, standard U bent shape, cut & twist, perforated type etc…

3. The fin channels are welded to the tubes in opposite pairs. Fin height, number of fins and fin thickness can be specified.

4. Fins can be applied to either OD tube or NB pipe.

 

6.Applications:

The longitudinal finned tubes are wildely used in following fields.

1.    Chemical- ,petrochemical-,oil-, and power indudtry

2.    Heat exchanges

3.    Fired heaters

4.    Gas coolers and heaters

5.    Tank heaters.

 

7.Specifications:

Materials of tubes: Carbon Steel(A106/A179/A192/A210)

                           Stainless Steel(TP304/TP304L ,TP316/TP316L) 

                           Alloy Steel (T11/T22)

Fins Materials: Carbon Steel, 

                      Stainless Steel(TP304/TP304L,TP316/TP316L, TP409/TP410)

Bare tube size: OD 19.05mm-OD60mm 

Fin number: 2/ 4/ 8/ 16/ 18/ 32/ 36 piece per row 

Number of fins: 16/20/24/32/40

 

8.Competitive Advantage:

1.    Longer working life than others ordinary welding helical fin tubes.

2.    Much safer and energy saving.

3.    Increase the heat transfer rates for viscous liquids.

4.    Perforated fin type used whenever drainage of liquid from fin channels become a problem.

5.    Longitudinal fin tubes are widely used in horizontal heat exchangers.


9.FAQ:

 

 Q

 A

01

How many days you need to install the equipment?                                  

30 days.

02

How many staff abroad you sent to install the equipment?

3 persons.

03

Can I delivery the goods from other supplier to your factory? Then load together?

Yes.

04

Can the equipment be installed under hot weather?

Yes.

05

Can Your products be installed under the cold weather?

Yes.

06

Can I only buy some spare parts from you?

Yes.

07

Will you participate in the exhibition?

Will do .

08

How long it takes you to provide the designing options for us?

1-2 working days .

09

What is your products standardization?

National standard .

10

How do you pack the equipment?

Wooden box .

11

Can you can design the equipment according to our size?

Yes.

12

How many years have your company made this kind of equipment?

13 years .

13

Which certificate do you have for your equipment?

ISO

14

Do you have any real project pictures of the equipment?

Yes.

15

How far is your factory from the airport?

50 minutes .

16

How long it will take from guangzhou to your factory?

2 hours by plane, 9-10 hours by high-speed rail.

17

Do you provide sample? Free or charge?

Samples can be provided, charges are required.

18 

What is your term of payment?

30% prepaid, paid in full before shipment.

19

What is your MOQ?

100 pcs .

20

Are you a trading company or a manufacturer?

Manufacturer.

21

How long is your delivery time?

40 days .

22

How many production lines in your factory?

7 high-frequency resistance welding spiral fin tube production lines, 

3 tube bending machines, 

18 rolling extruders,

12 aluminum fin winding and inlaying machines.





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