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Products
Finned/Corrugated Tube

Fin Tube Type :

Extruded  fin tube, Embedded/G   fin tube, L/LL/KL fin tube,Low fin tube, HF ERW spiral fin tube,

DC ERW H/HH fin tube,DC ERW stud pipe, Spiral slot tube, Corrugated tube etc.

 

 

Extruded fin Tube

Embedded/G fin Tube  

L/LL/KL fin Tube  

HF ERW Spiral fin Tube  

 

 

Low fin Tube

DC ERW H fin Tube

Spiral Slot fin Tube  

Corrugated Tube 

 

MAIAN PRODUCTS FABRICATION RANGE 

PRODUCTS

Base Tube OD(mm)

Base Tube Thk(mm)

Fin Height (mm)

Fin Thk (mm)

Fin Pitch (mm)

Overall   Length   (mm)

E( Extruded)

1050.8

15

16

0.45

2.120

18000

L/LL/KL/G

1050.8

15

16

0.45

2.120

18000

HF

18219

215

8-25.4

0.833.5

0.45

25000

H/HH/Square

2573

2.515

//

1.53.55

10

15000

Studded

42219

415

//

//

//

15000

Low finned

1025.0

//

1.31.5

0.40

1.21.5

18000

Corrugated

1050.8

//

As per customers’ drawing

18000

Spiral slot

1050.8

//

As per customers’ drawing

18000

 

MAIN MATERIAL EXPERIENCE

PRODUCTS

Base Tube Material

Fin Material

E( Extruded)

SA179,SA106,SA192,SA201-A1, TP304/304L,TP316/316L,TP321,Copper

1100,1060,6063,Copper

L/LL/KL/G

SA179,SA106,SA192,SA201-A1, TP304/304L,TP316/316L,TP321,Copper

1100,1060 ,Copper

HF

SA179,SA106,SA192,SA201-A1, TP304/304L,TP316/316L,TP321,T11,T22,T91

TP410,TP304/304L,TP316/316L,TP321

H/HH/Square

SA179,SA106,SA192,SA201-A1, TP304/304L,TP316/316L,TP321,TP347H,T11,

TP410,TP304/304L,TP316/316L,TP321

Studded

SA106,TP304/304L,TP316/316L,TP321,

TP347H,P11P22,P91

TP410,TP304/304L,TP316/316L,TP321

 Low finned

 SA179,SA106,SA192,SA201-A1, TP304/304L,TP316/316L,TP321,Copper etc

 //

 Corrugated  SA179,SA106,SA192T,P304/304L,TP316/316L,TP321 etc.

 //

 Spiral slot  SA179,SA106,SA192T,P304/304L,TP316/316L,TP321 etc.

 //

Other grade can also be provided after consulting with customers.

 

Test and Inspections:

Chemical composition analyzer, Mechanical property test, Fin-tube bond inspection, Hydraulic test, Pneumatic test, Coating thickness inspection, Microscope inspection, Micro-hardness inspection, HAZ inspection.

 

Application :

power plant, Air cooler for NGS, refinery, petrochemical, air-heating, and other heat exchangers, High/Low temperature economizer etc.

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