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2'' Copper Finned Tube Type L Tension Copper Finned Tubes With 3/4'' Tube OD

2'' Copper Finned Tube Type L Tension Copper Finned Tubes With 3/4'' Tube OD

Brand Name:Reliance
Certification:CE,ISO...
Model Number:Type LL fin tube, Overlapped fin tube
Minimum Order Quantity:N/A
Delivery Time:Normally Ex-work with 1 month
Payment Terms:T/T, L/C
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Address: No.19, Shashan road, Huashi town, Jiangyin city, Jiangsu province, China,214421
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Product Details

2'' copper finned tube OD, type L tension copper finned tubes with 3/4'' tube OD


Quick Detail:


General LL Type production capacity

General specifications of L Type fin tubes

Finning Facility: 7 finning machines;

Daily capacity up to 5000 meters;

Tube OD: 50.8mm max.

Tube Length: no limit.

Fin Height: 16.5 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch: 2.1 mm (12FPI) min.

LL Type Finned Tube (LL-Wound Fin Tubes) process: Fins made by wrapping base tube with fin strip, as in the case of type ‘L’ Tension Wound Type.


Description:


Manufacturing process: The fin strip (normally aluminum and copper) is folded into an L SHAPE and wound onto the base tube surface under tension. The feet of the fins are joined together and cover the finned surface.


Surface Protection

Both bare ends shall be Zinc or Aluminum metalized applied by an electro spray arc system coating.


Acceptance Criteria

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


Accessories

Tube Support Box, Clamp or Spacer Box (Material: Aluminum, Zinc and Stainless Steel).


Delivery Condition

Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of LL Type Tension Wound Finned Tube.


Packing:

The desiccants are put into each package for continental transportation as well.


Applications:


The common application fields are:

  1. Heat exchangers units for power plant(electric, nuclear, thermal and geothermal power plants);
  2. High corrosive systems (condensers, evaporators, sea water desalinations, fertilizing, urea systems, ammonia, gas, corrosive acids);
  3. The petroleum, chemical and petrochemical industries;
  4. The food processing and refrigeration industries;
  5. Natural gas treatment;

pecifications:


LL Type Tension Wound Tube is combined with two different materials.


ItemsGeneral MaterialsPopular ASTM Materials
Core Tube MaterialCarbon steel, low-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

3. Copper:UNS12200/UNS14200/UNS70600,

CuNi70/30,CuNi 90/10

4. Titanium: B338 Gr 2

Fins Material

Aluminum & 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

5/8

/8,1/2

.015/.016/ .020

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

3/4

5/8,1/2

.015/.016/ .020

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

1

5/8,1/2

.015/.016/ .020

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

1 1/4

5/8,1/2

.015/.016/ .020

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

1 1/2

5/8,1/2

.015/.016/ .020

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



China 2'' Copper Finned Tube Type L Tension Copper Finned Tubes With 3/4'' Tube OD supplier

2'' Copper Finned Tube Type L Tension Copper Finned Tubes With 3/4'' Tube OD

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