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Incoloy 825 Tube

Incoloy 825 tube

What is Incoloy 825 Tube?

Incoloy 825 tube is a Nickel-Iron-Chromium alloy that has gained high popularity due to its ability to effectively offer improved-corrosion resistance in numerous aggressive atmospheres. It has more than the basic formula with copper, molybdenum, and titanium which offer it better resistance to sulfuric and phosphoric acid and also to corrosion, pitting as well as crevice corrosion.

Incoloy 825 has great performance in both high and low temperature, so has been widely used in chemical industry, pollution control, nuclear power plant, etc. It also retains desirable features such as high mechanical strength and no susceptibility to stress corrosion cracking at raised temperatures. Incoloy 825 tubes are best suited to applications where the environmental conditions are highly corrosive and include heat exchangers, reactors and piping systems.

Why Creep and Stress-Rupture Strengths Testing required for Alloy 825 Tubing?

The creep and stress-rupture strength testing for the Alloy 825 tubing is important because those characteristics define how the material will perform under high temperature and high stress conditions. Creep strength shall be understood as the material’s ability to withstand gradual deformation under constant high stress and temperature, stress-rupture strength is the measure of the material’s ability to resist stress at high temperature.

For alloy 825, which is used widely for chemical processing, nuclear power, and the heat exchanger industries many of the parts used are exposed to high temperatures and mechanical stresses. The creep and stress-rupture tests will help examine and confirm the ability of the material to have structural strength, withstand deformation and prevent sudden failure. It assist in developing equipment that will stand a better chance of not breaking down when exposed for long to unfriendly environment, lower frequency of breakdown which therefore means that it will be cheaper to maintain, and increased safety in areas of high risk.

Table of Contents


Specification of Incoloy 825 tube

Alloy 825 Seamless Tubing Supplier in India As Per ASTM B423

Specifications of Incoloy 825 Tube

Incoloy 825 tube specification

 

 

 

Incoloy alloy 825 condenser tubing

Incoloy alloy 825 condenser tubing

  • Seamless tubing: 0.05- 20 to 4 – 219 mm
  • Welded tubing: 5.0 to 1219.02 mm
Nickel alloy 825 hot-worked tubing

Nickel alloy 825 hot-worked tubing

  • 50.8 – 254 mm or
  • 2 – 10″

 

 

Incoloy alloy 825 welded tube tensile strength

Incoloy alloy 825 welded tube tensile strength

  • 720 MPa
Alloy 825 annealed tube yield Strength

Alloy 825 annealed tube yield Strength

  • 241 Mpa (35Ksi)

 

 

UNS N08825 tubes manufacturing types 

UNS N08825 tubes manufacturing types 

  • Seamless
  • Electric Resistance Welded (ERW)
  • Fabricated
  • LSAW
  • Redrawn
  • Welded
Nickel alloy 825 annealed tube finish

Nickel alloy 825 annealed tube finish

  • Cold Finish
  • Pickling
  • custom
  • Mill finish
  • Electro Polish
  • Mechanical Polish
  • Bright
  • Polished
  • Annealing

 

 

Nickel 825 tubing melting point

Nickel 825 tubing melting point

  • 1370-1400°C
UNS 8825 redrawn tube density

UNS 8825 redrawn tube density

  • 8.14 Mg/m³

 

 

Inconel 825 heat exchanger tube length

Inconel 825 heat exchanger tube length

  • Double Random
  • Cut Length
  • Single
  • Standard
WNR 2.4858 tubing common trade names

WNR 2.4858 tubing common trade names

  • Incoloy 825
  • Nickelvac 825
  • Nicrofer 4241
  • Alloy 825

 

 

Werkstoff NR. 2.4858 boiler tube maximum operating temperature

Werkstoff NR. 2.4858 boiler tube maximum operating temperature

  • 870 – 980°C
Hardness range of Inconel 2.4858 cold drawn tube

Hardness range of Inconel 2.4858 cold drawn tube

  • 135-165

 

 

Nicrofer 4241 high precision tubes form

Nicrofer 4241 high precision tubes form

  • Round
  • Hydraulic
  • Rectangular
  • Coil
  • Straight
  • ‘U’ bent
  • Square
Manufacturing methods of Inconel 825 tubing

Manufacturing methods of Inconel 825 tubing

  • Hot formed
  • Cold drawn
  • Precision Rolled
  • Cold Formed

 

 

UNS N08825 tubing applications

UNS N08825 tubing applications

  • Hot vessels for food, water, sea water
  • Sulphuric acid piping and vessels
  • Marine exhaust systems
  • Phosphoric acid evaporators
  • Propeller shafts
  • Tank trucks
Nickelvac 825 hydraulic tubing welding method

Nickelvac 825 hydraulic tubing welding method

  • FCAW
  • submerged arc welding
  • TIG
  • SMAW
  • GMAW including both MIG and MAG

 

 

Werkstoff NR. 2.4858 heater tube equipment

Werkstoff NR. 2.4858 heater tube equipment

  • Press machine
  • Electric bevelling machine
  • Sand-blasting machine
  • Bending machine
  • Pushing Machine
Incoloy 825 tube inspection plan

Incoloy 825 tube inspection plan

  • Chemical test
  • Mechanical test
  • Visual inspection test
  • Third party inspection test
  • Nabl approved lab test
  • Flaring Test
  • Destructive test
  • Non destructive test
  • Pmi test

Ready Stock Of UNS N08825 Welded Tube in Square and Rectangular Form, Refer More Types

Alloy 825 Tube Types

Nicrofer 4241 hydraulic tubing

Nicrofer 4241 hydraulic tubing

DIN 2.4858 seamless tube

DIN 2.4858 seamless tube

Incoloy 825 welded tube

Incoloy 825 welded tube

Nickel 825 heat exchanger tube

Nickel 825 heat exchanger tube

Incoloy alloy 825 condenser tube

Incoloy alloy 825 condenser tube

Nickel alloy 825 annealed tube

Nickel alloy 825 annealed tube

Inconel 825 high precision tubes

Inconel 825 high precision tubes

Nickelvac 825 boiler tubing

Nickelvac 825 boiler tubing

Alloy 825 round tube

Alloy 825 round tube

Buy WNR 2.4858 Boiler and Superheater Tube With Wall Thickness Ranging From 0.1 to 3 mm

Weight Chart of Nickel Alloy 825 Annealed Tube

NPS Outside Diameter Wall Thickness Schedule Weight
inch milimeter inch milimeter Lb/ft
3″ 3.0500 89 0.0216 5.0486 40 STD 7.0576
4″ 4.0500 114 0.0237 6.0020 10.0790
6″ 6.0625 168 0.0188 4.0775 12.0924
8″ 8.0625 219 0.0188 4.0775 16.0940
1/2″ 0.0840 21 0.0109 2.0769 40 STD 0.0851
3/4″ 1.0050 27 0.0113 2.0870 40 STD 1.0131
1″ 1.0315 33 0.0133 3.0378 40 STD 1.0679
1 1/4″ 1.0660 42 0.0140 3.0556 40 STD 2.0273
1 1/2″ 1.0900 48 0.0145 3.0683 40 STD 2.0718
2″ 2.0375 60 0.0154 3.0912 40 STD 3.0653
2 1/2″ 2.0875 73 0.0203 5.0516 40 STD 5.0793
10″ 10.0750 273 0.0188 4.0775 21.0207
12″ 12.0750 324 0.0188 4.0775 25.0222
14″ 14.0000 356 0.0188 4.0775 27.0732
16” 16.0000 406 0.0188 4.0775 21.0748
18″ 18.0000 457 0.0219 5.0563 41.0588
20″ 20.0000 508 0.0250 6.0350 52.0733
24″ 24.0000 610 0.0250 6.0350 63.0413
30″ 30.0000 762 0.0250 6.0350 79.0433
36″ 36.0000 914 0.0250 6.0350 95.0453
42″ 42.0000 1067 0.0312 7.0925 138.0911
48″ 48.0000 1219 0.0375 9.0525 STD 190.0738

Nickelvac 825 Hydraulic Tubing Mechanical Properties

Nickel Alloy Yield Stress (0.2%Offset) Elongation Density Melting Range Tensile Stress
825 Psi - 32,000 , MPa - 220 30 % 8.14 g/cm3 1400 °C (2550 °F) Psi - 80,000 , MPa - 550

Chemical Composition of Nickel 825 Boiler Tube

Alloy 825

Ni 38.00 - 46.00%

C 0.05%

Si 0.05%

Mn 1.00%
Ai 0.02%

S 0.03%

Cu 1.50 - 3.00%

Fe 22.00%

Nicrofer 4241 Material Equivalent

- Japan Russia France North America United Kingdom Russia Austria Europe
ALLOY JIS WERKSTOFF NR./ DIN AFNOR UNS BS GOST OR EN
Incoloy 825 NCF 825 2.4858 NFE30C20DUM N08825 NA 16 ЭП703 XH38BT NiCr21Mo
Offer Inconel 825 Coil and Heat Exchanger Tube For Marine and Oil Industries

DIN 2.4858 Tube Application

Incoloy 825 Tube Application

Physical Properties of Alloy 825 Seamless Tubing

Magnetic Permeability (20°C) 1.005
Density (Kg.meter-1) 81.4
Curie Temperature (°C) -196
Young’s Modulus (N/milimeter2) 196
Specific Electrical Resistance, 20°C (Ω-meter) 0.00113
Mean coff. of thermal expansion, 20-100°C (/K) 14.1 x 10-6
Specific Heat, 20°C (J/(g.K)) 440
Thermal conductivity, 20°C (W/(m.K)) 10.8

Incoloy Alloy 825 Condenser Tube Certificate

  • EN 10204/3.1B,
  • Raw materials certificate
  • 100% Radiography test report
  • Third party inspection report, etc

Inconel 825 High Precision Tubes Testing

  • Flattening test
  • Pitting resistance test
  • Intergranular corrosion (IGC) test
  • Mechanical testing such as tensile of area
  • Positive material identification – PMI testing
  • Hardness test
  • Micro and macro test
  • Chemical analysis – spectro analysis
  • Flaring test

Get to know the world's most seasoned Incoloy 825 Tubes suppliers, who have shipped to countries like Madagascar, Ghana, Syria, and Cyprus.

Get PMI Tested Nickel Alloy 825 Redrawn and Annealed Tube With MTC, View Dimensional Tolerance

Dimensional Tolerances of 2.4858 Incoloy 825 Tube

OD Wall Tolerance OD Tolerance
.250"–.500" excl ± 10% +.004”/-.000”
.500”–.750” incl ± 10% +.005”/-.000”

Modulus of Elasticity Incoloy Alloy 825 Round Tubes

Temperature Shear Modulus Poisson’s Ratio Young’s Modulus
°F 103 ksi 103 ksi
1600 7.3 0.34 19.5
1700 6.9 0.34 18.5
1800 6.5 0.34 17.5
100 11 0.29 28.3
300 10.7 0.29 27.5
400 10.4 0.3 27.1
1000 9.2 0.3 24
200 10.9 0.28 27.9
1100 8.9 0.33 23.6
500 10.2 0.3 26.6
600 10.1 0.29 26.1
700 10 0.28 25.5
1200 8.6 0.34 23
1400 7.9 0.35 21.3
1300 8.2 0.35 22.3
1500 7.6 0.34 20.3
800 9.8 0.28 25
900 9.5 0.29 24.5

Impact Strength of Nickel 825 Boiler Tube

Impact Strength Temperature Orientation
ft-lb J °F °C
79 107 Room Room Longitudinal
83 113 Transverse
68 92 -423 -253 Longitudinal
68 92 Transverse
78 106 -110 -43 Longitudinal
78.5 106 Transverse
67 91 -320 -196 Longitudinal
71.5 97 Transverse

Incoloy 825 Tube Dimensions

Nominal Thickness
(in)
MM		 Pipe Size
(in)		 Diameter
(in)
MM
 Volume
(ft3/ft)		 Length of Pipe
(ft per sq.0 foot of surface)		 Number of Threads per inch of Screw Weight
External Internal External Surface
(ft)		 Internal Surface
(ft)		 (kg/m) (lb/ft)
0.069 24 24.0000 22.063 2.07930 0.016 0.017 8 254.048 171.000
0.026 5 5.0563 5.005 0.01389 0.069 0.076 8 21.074 14.061
0.007 1/8 0.0405 0.027 0.00004 9.043 14.020 27 0.036 0.024
0.059 20 20.0000 18.081 1.09260 0.019 0.020 8 183.005 123.000
0.009 3/8 0.0675 0.049 0.00013 5.066 7.075 18 0.084 0.057
0.056 18 18.0000 16.088 1.05550 0.021 0.023 8 156.026 105.000
0.011 ¾ 1.0050 0.082 0.00037 3.064 4.064 14 1.068 1.013
0.050 16 16.0000 15.000 1.02230 0.024 0.025 8 116.008 78.000
0.013 1 1.0315 1.005 0.00060 2.090 3.064 11 ½ 2.050 1.068
0.044 14 14.0000 13.013 0.09354 0.027 0.028 8 93.075 63.000
0.014 1 ¼ 1.0660 1.038 0.00104 2.030 2.077 11 ½ 3.038 2.027
0.015 1 ½ 1.0900 1.061 0.00141 2.001 2.037 11 ½ 4.004 2.072
0.041 12 12.0750 11.094 0.07763 0.030 0.032 8 79.077 53.060
0.020 2 ½ 2.0875 2.047 0.00333 1.033 1.055 8 8.062 5.079
0.037 10 10.0750 10.002 0.05476 0.036 0.038 8 60.024 40.048
0.022 3 3.0500 3.007 0.00513 1.009 1.025 8 11.027 7.058
0.032 8 8.0625 7.098 0.03552 0.044 0.048 8 42.049 28.055
0.023 3 ½ 4.0000 3.055 0.00687 0.095 1.008 8 13.056 9.011
0.028 6 6.0625 6.007 0.02006 0.058 0.063 8 28.023 18.097
0.024 4 4.0500 4.003 0.00884 0.085 0.095 8 16.006 10.079

Alloy 825 Welded Tube Documenation

  • Fumigation Certificates
  • Heat Treatment Charts
  • NABL approved Laboratory Test Reports
  • as per EN 10204 3.2 and EN 10204 3.1 Material Test Certificates (MTC)
  • Guarantee Letter
  • Welding Procedure Procedure Qualification Record
  • Raw Material Test Reports
  • Test Certificates certifying NACE NACE MR0175,MR0103
  • Quality Assurance Plan (QAP)
  • Commercial Invoice which includes HS Code
  • Material Traceability Records

Heat Treatment of UNS N08825 Seamless Tube

Heat Treatment Process Temperature Range
Aging/Precipitation Hardening 650–700°C (1202–1292°F)
Solution Annealing 850–900°C (1562–1652°F)
Pickling and Passivation 60°C (140°F)
Stress Relief 700–800°C (1292–1472°F)

UNS 8825 Welded Tube Wall Thickness

Nominal O.D. Inches 160 10s 40 10 80 40s & Std 80s & E.H.
3 3.500 .437 .120 .216 .120 .300 .216 .300
1/2 .840 .187 .083 .109 .083 .147 .109 .147
18 18.000 1.781 .188 .562 .250 .937 .375 .500
3/4 1.050 .218 .083 .113 .083 .154 .113 .154
5 5.563 .625 .134 .258 .134 .375 .258 .375
10 10.750 1.125 .165 .365 .165 .593 .365 .500
1 1.315 .250 .109 .133 .109 .179 .133 .179
14 14.000 1.406 .188 .437 .250 .750 .375 .500
1 1/4 1.660 .250 .109 .140 .109 .191 .140 .191
16 16.000 1.593 .188 .500 .250 .843 .375 .500
1 1/2 1.900 .281 .109 .145 .109 .200 .145 .200
8 8.625 .906 .148 .322 .148 .500 .322 .500
12 12.750 1.312 .180 .406 .180 .687 .375 .500
2 2.375 .343 .109 .154 .109 .218 .154 .218
6 6.625 .718 .134 .280 .134 .432 .280 .432
2 1/2 2.875 .375 .120 .203 .120 .276 .203 .276
4 4.500 .531 .120 .237 .120 .337 .237 .337

Alloy 825 Seamless Tube Price List

Price list Price in USD Price in UAE Dirham
Incoloy 825 Tube Size: 6.35*204*0.25 US $ 45.00 UAE 165.00
Alloy 825 Tube Size: 10*0.5 US $ 85.00 UAE 312.00

WNR 2.4858 Rectangular Tube HS Code

Product HS Code
Incoloy 825 Tube 7306.90

Alloy 825 Tubing Pressure Rating

Tube O.D.
(in.)		 Working Pressure (psig)
Wall Thickness of Tube (inches)
.028 .120 .035 .065 .049 .095 .109 .083
1   4300   2200   3400 3900 2900
5/16     3700 7300 5400      
1/8 7900   10100          
3/4       3000 2200 4600   4000
1/4 3700   4800 9500 7000      
1/2     2300 4400 3200      
3/8     3100 6100 4400      

Alloy 825 Seamless Tubing Sizes Chart

Pure Nickel Pipe O.D.
mm		 Pipe WT
mm		 in. Kg/m Sch
13.72 1.65 1/4 0.50 10S
13.72 3.02 1/4 0.81 80S
17.15 2.31 3/8 0.86 40S
21.34 2.11 1/2 1.02 10S
26.67 2.11 3/4 1.30 10S
33.40 2.77 1 2.13 10S
42.16 2.77 1¼ 2.73 10S
48.26 2.77 1½ 3.16 10S
60.33 2.77 2 3.99 10S
73.03 3.05 2½ 5.35 10S
88.90 3.05 3 6.56 10S
88.90 11.132 3 21.67 160
101.60 5.74 3½ 13.78 40S
114.30 3.05 4 8.50 10S
114.30 6.02 4 16.32 40S
141.30 6.55 5 22.10 40S
168.28 3.4 6 14.04 10S
168.28 18.262 6 68.59 160
219.08 23.012 8 112.97 160

20 Years of Experience as a Supplier of These Materials in Below Locations

Changes in Price
Extra 5 %
Export to Shipping Time in Days
Russia 20
Equatorial Guinea 45-60
Angola 45
The Republic Of Congo 45-60
Sudan 30
Canada 45
Gabon 45-60
Costa Rica 45
Mexico 45
Puerto Rica 45
Panama 45
Jamaica 50
Trinidad And Tobago 60
Denmark 35
Bahamas  60