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Stainless steel fin tube

Extruded fin tube and SS 316 low finned tubes manufacturer in India

Stainless steel fin tube

Manufacturing stainless steel extruded finned tube and integral low fin tubes as per ASTM A1012 standard

Stainless steel high finned tubes

Stainless steel high finned tubes

SS 316 Low finned tubes

SS 316 low finned tubes

Extruded fin tube

Extruded fin tube

Hydro & Eddy current tested SS 304 low fin tube and high frequency welded fin tubes for heat exchangers & condensers

Specifications of stainless steel extruded finned tube

 

 

 

 

 

 

 

 

 

 

 

 

 

Stainless steel fin tube specification
Exporter of 316 stainless steel high finned tubes and SA 213 TP304 low fin tubes in type L, KL, LL, G & extruded

Stainless steel fin tube types

Integral low fin tubes

Integral low fin tubes

Stainless steel extruded finned tubes

Stainless steel extruded finned tubes

SS 304 lowfin tubes

SS 304 lowfin tubes

316 stainless steel high finned tubes

316 stainless steel high finned tubes

High frequency welded fin tubes

High frequency welded fin tubes

SA 213 TP304 low fin tubes

SA 213 TP304 low fin tubes

Stainless steel high finned tubes

Stainless steel high finned tubes

SA 249 TP316L Welded square fin tubes

SA 249 TP316L Welded square fin tubes

SS spiral finned tubes

SS spiral finned tubes

Manufacturer of seamless & welded stainless steel low finned tubes and welded square fin tubes up to 20 meters

SS 316 low finned tubes fetaures

  • Good corrosion resistance
  • Smooth Surface
  • High Strength
  • Malleability
  • Easy Maintenance

Low fin tube dimensions

Standard Dimensions - Low Finned Tubes
Outside Diameter Thickness
(mm) (inch)
12.00 ÷ 60.00 0.47 ÷ 2.4
(mm) (BWG)
0.635 ÷ 4.572 23 ÷ 7
(m) (ft)
0.3 ÷ 25 1 ÷ 82
(fins/inch) (fins/m)
8 ÷ 40 315 ÷ 1575

SS 304 lowfin tube sizes

Type Base tubes
O.D. (mm)
Description Fin specification (mm)
Fin pitch Fin height Fin thick
Extruded 8-51 Single metal combined metal 1.6-10 <17 0.2-0.4
10-38 Low fin tubes t-type fin tubes 0.6-2 <1.6 ~0.3
16-51 Bamboo tube corrugated tubes 8-30 <2.5 /
Embedded 16-63 G-type fin tubes 2.1-5 <17 ~0.4
Wound 16-63 l/kl/ll type fin tubes 2.1-5 <17 ~0.4
U-type 16-38 U-type tubes / / /
String 25-38 String fin tubes 2.1-3.5 <20 0.2-0.5
Welding 16-219 HF-welding fin tubes 3-25 5-30 0.8-3
25-63 H/HH type fin tubes 8-30 <200 1.5-3.5
25-219 Studed fin tubes 8-30 5-35 φ5-20

Production techniques of 316 stainless steel high finned tubes

  • "G" fin
  • “Crimped” Fin
  • "KL" fin
  • “LL” Fin
  • "L" fin
  • “Extruded” Fin

Extruded fin tube techanical details

TUBES SIZES 3/4" O.D. TO 8" NPS (8.625" O.D.)
FIN HEIGHTS 3/8" TO 1 1⁄2"
FIN THICKNESS 20 GA. (.035") TO 12 GA. (.102") SEGMENTED WIDTH: 4.5MM OR 8MM
SEGMENT WIDTH 4.5MM OR 8MM
FIN PITCH 1 TO 7 FINS PER INCH
MATERIAL ANY MATERIAL OR COMBINATION THAT CAN BE RESISTANCE OR ARC WELDED.

Integral low fin tubes applications

  • Mechanical Purpose
  • Oil and Gas
  • Water Line
  • Ship Building
  • Fluid Transportation
  • Drilling and Minning
  • Idlers and Conveyors

Mechanical properties of high frequency welded fin tubes

Material Temperure Heat Yield Stress Tensile Stress Elongation %, Min
Min. Treatment Ksi (MPa), Min. Ksi (MPa), Min.
º F(º C)
TP304 1900 (1040) Solution 30(205) 75(515) 35
TP304L 1900 (1040) Solution 25(170) 70(485) 35
TP316 1900(1040) Solution 30(205) 75(515) 35
TP316L 1900(1040) Solution 25(170) 70(485) 35

SA 213 TP304 low fin tubes chemical composition

T304/L (UNS S30400/UNS S30403)
Cr Chromium 18.0 – 20.0
Ni Nickel 8.0 – 12.0
C Carbon 0.035
Mo Molybdenum N/A
Mn Manganese 2.00
Si Silicon 1.00
P Phosphorus 0.045
S Sulfur 0.030
T316/L (UNS S31600/UNS S31603)
Cr Chromium 16.0 – 18.0
Ni Nickel 10.0 – 14.0
C Carbon 0.035
Mo Molybdenum 2.0 – 3.0
Mn Manganese 2.00
Si Silicon 1.00
P Phosphorus 0.045
S Sulfur 0.030

Stainless steel low finned tubes equivalent

ASTM A213/269/249 UNS Material No. (WNr) EN 10216-2 Seamless / EN 10217-5 Welded
304 S30400 1.4301 X5CrNi18-10
304L S30403 1.4306 X2CrNi19-11
304H S30409 1.4948 X6CrNi18-11
316 S31600 1.4401 X5CrNiMo17-12-2
316L S31603 1.4404 X2CrNiMo17-2-2
316Ti S31635 1.4571 X6CrNiMoTi17-12-2
317L S31703 2.4660 FeMi35Cr20Cu4Mo2