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EN10204 L/LL/KL Type Fin Tube , Overlapped Type LL Cooling Aluminum Fin Tube

EN10204 Type 3.2 Certified required overlapped Type LL Cooling aluminum fin tube

Quick Detail:

General L-type production capacity

General specifications of L type fin tubes

Finning Facility: 7 finning machines;

Daily capacity up to 5000 meters;

Fin type: Solid plain

Tube OD : 50.8mm max.

Tube Length : no limit.

Fin Height : 16 mm max.

Fin Thickness: generally 0.4mm ~0.6mm

Fin Pitch : 2.1 mm (12FPI) min.

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:

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;

Specifications:

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

Items

General Materials

Popular ASTM Materials

Core Tube Material

Carbon 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 & Steel

1. Aluminum(Alu.1100,Alu.1060)

2. Copper.

3. Steel

All dimensions are in Inches and specification upon your requests.
Tube OD	Fin Height	Fin Thickness	Fins per Pitch
5/8	3/8,1/2	.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
Pease email us for more information.

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Categories	L/LL/KL/KLM Type Fin Tube
Brand Name:	Reliance
Model Number:	LL TYPE
Certification:	CE,ISO...
Place of Origin:	China, import materials are available
MOQ:	N/A
Price:	N/A
Payment Terms:	T/T, L/C
Supply Ability:	Daily capacity up to 5,000 Meters
Delivery Time:	Ex-work with 1 month on receipt of order.
Packaging Details:	(1)Steel frame case sealed by plywoods with each end capped; (2)Solid fumigated wooden box with each end of capped.
Compamy Type M:	Manufacturer & Exporter
Fin Tube Type:	LL Overlapped Type Fin Tube
Fins Type:	Solid,Plain
Origin:	China
Tube material:	Carbon steel, stainless steel, alloy steel, copper etc...
Fin material:	aluminum ,cooper and steel
Accessories:	Tube Spacer Box , Clamp , Spacer Box