The corrosion rate of Incoloy 825 Flanges in sulfuric acid is higher than the corrosion rate of ASTM B564 UNS N08825 Lap Joint Flanges because of small amounts of molybdenum and copper. SB 564 UNS N08825 Weld Neck Flanges has lower corrosion rate in nitric acid because of larger amount of chromium.
Incoloy 825 is an allot of material made from nickel in combination with other elements. Flanges made from this material is termed Incoloy 825 flanges. They are used in high heat and wear and tear applications since the material can withstand such strenuous situations in the best possible manner. Being resistant to Chlorine ions, these flanges can be used in reductive environments where the concentrations of sulphuric and 0hosphoric acids are high. Besides, it can tolerate a much high temperature, enabling it to be used for a wide range of applications. Thanks to their excellent mechanical properties, the Incoloy 825 flanges are preferred by several construction industries.
Flanges manufactured from wrought nickel and alloys are said to have the DIN 17750 specification. It is a special class of all0y where the nickel content is so high that it can withstand both chemical and mechanical damage and wear and tear. The manufacturers can produce several types of flanges with this material, starting with weld neck to slip-on and blind flange.
Table of Content
Specifications | ASTM B564 / ASME SB564 |
---|---|
alloy 825 Flanges Standard JIS |
|
Alloy 825 Flange Standard EN |
|
Incoloy 825 Flanges Standard DIN |
|
Uns N08825 Flanges Standards |
|
Incoloy 825 Flanges Standard UNI |
|
Incoloy 825 Pipe Flanges Test Certificates | 100% Radiography Test Report Raw Materials Certificate EN 10204/3.1B Third Party Inspection Report |
ASME B16.5 Flange size range | 1/2" (15 NB) - 48" (1200NB) DN10~DN5000 |
Nickel Alloy 825 Flanges Standard ANSI |
|
Astm B564 Uns N08825 Flange supporting material | Ring Joint, Gasket, Flange Bolts |
Asme Sb 564 N08825 Flange Connect Type/ Flange Face Type |
|
Manufacturer of | Incoloy Threaded / Forged / Plate/Screwed Flange |
Wnr 2.4858 Flanges Production technique |
|
Special manufacturing design of Nickel Alloy 825 flanges | As per your drawing ANSI, AS, DIN JIS and BS |
Most common types of Incoloy825 Flanges |
|
Equipment for Din 2.4858 Flange | Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc |
Alloy 825 Flange Test | Direct-reading Spectrograph, X-ray detector, UI trasonic flaw detector, Hydrostatic testing machine, Magnetic particle detector |
Specialized manufacturer of Incoloy 825 flanges |
|
Incoloy 825 Flange Origin | West Europe / Indian /USA /Japan / Korean |
Alloy 825 flange Standard |
|
Application & uses of Incoloy alloy flanges |
|
as per EN 10204 3.2 and EN 10204 3.1 Material Test Certificates (MTC) , certifying NACE MR0175/ NACE MR0103 |
Size | Class | Schedule | Price In INR (Per Piece) |
---|---|---|---|
Incoloy 825 Socket Weld Flange | |||
3/4" | Class 150 | Schedule 40 | 400.00 |
1” | Class 150 | Schedule 40 | 550.00 |
1-1/2” | Class 150 | Schedule 40 | 693.00 |
Incoloy 825 Weld Neck Flange | |||
2" | Class 150 | Schedule 40 | 586.00 |
3" | Class 150 | Schedule 40 | 785.00 |
4" | Class 150 | Schedule 40 | 957.00 |
Incoloy 825 Slip On Flange | |||
1" | Class 150 | Schedule 40 | 423.00 |
2" | Class 150 | Schedule 40 | 620.00 |
3" | Class 150 | Schedule 40 | 836.00 |
4" | Class 300 | Schedule 80 | 937.00 |
Incoloy 825 Blind Flange | |||
3/4" | Class 150 | Schedule 40 | 400.00 |
1" | Class 150 | Schedule 40 | 600.00 |
1-1/2" | Class 150 | Schedule 40 | 847.00 |
2" | Class 150 | Schedule 40 | 1059.00 |
3" | Class 150 | Schedule 40 | 1450.00 |
India’s Largest Manufacturer and Supplier Of Incoloy 825 Flanges in India. For final Alloy 825 Flanges Price List Please Call on +91(22) – 6743 8321 or drop an E-Mail : enquiry@siddhagirimetals.com.
There are several manufacturers from where one can find the alloy 825 flanges. But not all of them are suitable for business which is why choosing them wisely is imperative. Below mentioned are some points that will help one to make the correct choice!
Incoloy 825 Flange is a nickel-iron- chromium material with copper, titanium, and molybdenum. Inconel 825 Flanges can survive 1600 to 2150° F. Alloy 825 Flanges material has good weldability while connecting pipes together. UNS N08825 Blind Flanges have similar properties compared to Alloy 800 Flanges but has improved resistance to aqueous corrosion. B564 N08825 Slip On Flanges remain sustainable during extended exposure to high temperatures.
Since the flanges are extensively used in piping and pressure-related environments, it is important to check the hardness of the ASTN no8825 Incoloy 825 alloy using which the flanges are manufactured. This particular material is hard enough to withstand mechanical corrosion, high pressure and low to moderately high temperatures with ease.
Normal Pipe Size | Outer Diameter of Flanges | Thickness of Flanges | Diameter of (RF) Raised Face | Diameter of Hub At Base | Lengtd Tdru Hub | Diameter And Bore | Diameter of Hub at Bevel | Fillet Radius | Socket Deptd | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Weld Neck (WN) Flanges | Slip On And Threaded/ Socket Weld Flanges | Lap Joint Flanges | Slip-on (SORF) And Socket Weld Flanges | Lap Joint (Loose) Flanges | ||||||||
O | Q | R | X | Y | Y | Y | W | B | H | r | Z | |
1/2 | 3-1/2 | 7/16 | 1-3/8 | 1-3/16 | 1-7/8 | 5/8 | 5/8 | .88 | .90 | .84 | 1/8 | 3/8 |
3/4 | 3-7/8 | 1/2 | 1-11/16 | 1-1/2 | 2-1/16 | 5/8 | 5/8 | 1.09 | 1.11 | 1.05 | 1/8 | 7/16 |
1 | 4-1/4 | 9/16 | 2 | 1-15/16 | 2-3/16 | 11/16 | 11/16 | 1.36 | 1.38 | 1.32 | 1/8 | 1/2 |
1-1/4 | 4-5/8 | 5/8 | 2-1/2 | 2-5/16 | 2-1/4 | 13/16 | 13/16 | 1.70 | 1.72 | 1.66 | 3/16 | 9/16 |
1-1/2 | 5 | 11/16 | 2-7/8 | 2-9/16 | 2-7/16 | 7/8 | 7/8 | 1.95 | 1.97 | 1.90 | 1/4 | 5/8 |
2 | 6 | 3/4 | 3-5/8 | 3-1/16 | 2-1/2 | 1 | 1 | 2.44 | 2.46 | 2.38 | 5/16 | 11/16 |
2-1/2 | 7 | 7/8 | 4-1/8 | 3-9/16 | 2-3/4 | 1-1/8 | 1-1/8 | 2.94 | 2.97 | 2.88 | 5/16 | 3/4 |
3 | 7-1/2 | 15/16 | 5 | 4-1/4 | 2-3/4 | 1-3/16 | 1-3/16 | 3.57 | 3.60 | 3.50 | 3/8 | 13/16 |
3-1/2 | 8-1/2 | 15/16 | 5-1/2 | 4-13/16 | 2-13/16 | 1-1/4 | 1-1/4 | 4.07 | 4.10 | 4.00 | 3/8 | 7/8 |
4 | 9 | 15/16 | 6-3/16 | 5-5/16 | 3 | 1-5/16 | 1-5/16 | 4.57 | 4.60 | 4.50 | 7/16 | 15/16 |
5 | 10 | 15/16 | 7.5/16 | 6-7/16 | 3-1/2 | 1-7/16 | 1-7/16 | 5.66 | 5.69 | 5.56 | 7/16 | 15/16 |
6 | 11 | 1 | 8-1/2 | 7-9/16 | 3-1/2 | 1-9/16 | 1-9/16 | 6.72 | 6.75 | 6.63 | 1/2 | 1-1/16 |
8 | 13-1/2 | 1-1/8 | 10-5/8 | 9-11/16 | 4 | 1-3/4 | 1-3/4 | 8.72 | 8.75 | 8.63 | 1/2 | 1-1/4 |
10 | 16 | 1-3/16 | 12-3/4 | 12 | 4 | 1-15/16 | 1-15/16 | 10.88 | 10.92 | 10.75 | 1/2 | 1-5/16 |
12 | 19 | 1-1/4 | 15 | 14-3/8 | 4-1/2 | 2-3/16 | 2-3/16 | 12.88 | 12.92 | 12.75 | 1/2 | 1-9/16 |
14 | 21 | 1-3/8 | 16-1/4 | 15-3/4 | 5 | 2-1/4 | 3-1/8 | 14.14 | 14.18 | 14.00 | 1/2 | 1-5/8 |
16 | 23-1/2 | 1-7/16 | 18-1/2 | 18 | 5 | 2-1/2 | 3-7/16 | 16.16 | 16.19 | 16.00 | 1/2 | 1-3/4 |
18 | 25 | 1-9/16 | 21 | 19-7/8 | 5-1/2 | 2-11/16 | 3-13/16 | 18.18 | 18.20 | 18.00 | 1/2 | 1-15/16 |
20 | 27-1/2 | 1-11/16 | 23 | 22 | 5-11/16 | 2-7/8 | 4-1/16 | 20.20 | 20.25 | 20.00 | 1/2 | 2-1/8 |
24 | 32 | 1-7/8 | 27-1/4 | 26-1/8 | 6 | 3-1/4 | 4-3/8 | 24.25 | 24.25 | 24.00 | 1/2 | 2-1/2 |
Normal Pipe Size (NPS) | Outside Diameter of Flanges (O.D.) |
Flanges Thickness (Minimum) | Overall Length | Circle Of Bolts | Number And Size of Holes |
Outside Diameter Of Raised Face (RF) |
|||
Welding neck flanges |
Slip-on flanges & socket welding flanges |
Lap Joint flanges | |||||||
O | Q | Y | Diameter | Number | Diameter | R | |||
1/2 | 95 | 14.3 | 52.4 | 22.2 | 22.2 | 666.5 | 4 | 15 | 35 |
3/4 | 117 | 15.9 | 57.2 | 25.4 | 25.4 | 82.4 | 4 | 19 | 43 |
1 | 124 | 17.5 | 61.9 | 27.0 | 27.0 | 89.0 | 4 | 19 | 51 |
1-1/4 | 133 | 19.1 | 65.1 | 27.0 | 27.0 | 98.5 | 4 | 19 | 64 |
1-1/2 | 156 | 20.7 | 68.3 | 30.2 | 30.2 | 114.5 | 4 | 22 | 73 |
2 | 165 | 22.3 | 69.8 | 33.3 | 33.3 | 127.0 | 8 | 19 | 92 |
2-1/2 | 190 | 25.4 | 76.2 | 38.1 | 38.1 | 149.0 | 8 | 22 | 105 |
3 | 210 | 28.6 | 79.4 | 42.9 | 42.9 | 168.0 | 8 | 22 | 127 |
4 | 254 | 318 | 85.7 | 47.6 | 47.6 | 200.0 | 8 | 22 | 157 |
5 | 279 | 35.0 | 98.4 | 50.8 | 50.8 | 235.0 | 8 | 22 | 186 |
6 | 313 | 36.6 | 98.4 | 52.4 | 52.4 | 270.0 | 12 | 22 | 216 |
6 | 381 | 413 | 111.1 | 61.9 | 91.9 | 330.0 | 12 | 25 | 270 |
10 | 444 | 47.7 | 117.5 | 66.7 | 95.3 | 387.5 | 16 | 29 | 324 |
12 | 521 | 50.8 | 130.2 | 73.0 | 101.6 | 451.0 | 16 | 32 | 381 |
14 | 584 | 54.0 | 142.9 | 76.2 | 111.1 | 514.5 | 20 | 32 | 413 |
16 | 648 | 57.2 | 146.0 | 82.6 | 120.7 | 571.5 | 20 | 35 | 470 |
18 | 711 | 60.4 | 158.8 | 88.9 | 130.2 | 628.5 | 24 | 35 | 533 |
20 | 775 | 63.5 | 161.9 | 95.2 | 139.7 | 686.0 | 24 | 35 | 584 |
24 | 914 | 69.9 | 168.3 | 106.4 | 152.4 | 843.0 | 24 | 41 | 692 |
Normal Pipe Sizes | Dimensions Of Flanges | Weight In Kilogram | ||||
---|---|---|---|---|---|---|
Normal Pipe Size (Inch) |
DN (Millimeter) | Flanges Millimeter |
Flanges Thickness |
Slip-on Socket Weld (KG) |
Weld Neck (KG) | Blind (KG) |
1/2 | 15 | 88.9 | 11.2 | 0.4 | 0.5 | 0.4 |
3/4 | 20 | 98.6 | 12.7 | 0.6 | 0.7 | 0.6 |
1 | 25 | 108 | 14.2 | 0.8 | 1 | 0.9 |
1 1/4 | 32 | 117.3 | 15.7 | 1 | 1.3 | 1.2 |
1 1/2 | 40 | 127 | 17.5 | 1.3 | 1.7 | 1.5 |
2 | 50 | 152.4 | 19.1 | 2.1 | 2.6 | 2.4 |
2 1/2 | 65 | 177.8 | 22.4 | 3.3 | 4.1 | 3.9 |
3 | 80 | 190.5 | 23.9 | 3.9 | 4.9 | 4.9 |
3 1/2 | 90 | 215.9 | 23.9 | 4.8 | 6.1 | 6.2 |
4 | 100 | 228.6 | 23.9 | 5.3 | 6.8 | 7.0 |
5 | 125 | 254 | 23.9 | 6.1 | 8.6 | 8.6 |
6 | 150 | 279.4 | 25.4 | 7.5 | 10.6 | 11.3 |
8 | 200 | 342.9 | 28.4 | 12.1 | 17.6 | 19.6 |
10 | 250 | 406.4 | 30.2 | 16.5 | 24 | 28.6 |
12 | 300 | 482.6 | 31.8 | 26.2 | 36.5 | 43.2 |
14 | 350 | 533.4 | 35.1 | 34.6 | 48.4 | 58.1 |
16 | 400 | 596.9 | 36.6 | 44.8 | 60.6 | 76.1 |
18 | 450 | 635 | 39.6 | 48.9 | 68.3 | 93.7 |
20 | 500 | 698.5 | 42.9 | 61.9 | 84.5 | 122.0 |
24 | 600 | 812.8 | 47.8 | 86.9 | 115 | 185.0 |
Size in Inches | Size in Millimeter | Outer Diameter (O.D.) | Flange Thickness | Hub Outer Diameter | Length Of Pipe Flange | Diameter Of RF (Raised Face) | Height Of RF (Raised Face) | PCD | Socket Bore | Number of Bolt | Bolts Sizes UNC | Length Of Machine Bolts | Length Of Raised Face (RF) Studs | Size Of Bolt Hole | Size Of ISO Studs | Weight in kilogram |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
A | B | C | D | E | F | G | H | |||||||||
1/2 | 15 | 90 | 9.6 | 30 | 14 | 34.9 | 2 | 60.3 | 22.2 | 4 | 1/2 | 50 | 55 | 5/8 | M14 | 0.8 |
3/4 | 20 | 100 | 11.2 | 38 | 14 | 42.9 | 2 | 69.9 | 27.7 | 4 | 1/2 | 50 | 65 | 5/8 | M14 | 0.9 |
1 | 25 | 110 | 12.7 | 49 | 16 | 50.8 | 2 | 79.4 | 34.5 | 4 | 1/2 | 55 | 65 | 5/8 | M14 | 0.9 |
1 1/4 | 32 | 115 | 14.3 | 59 | 19 | 63.5 | 2 | 88.9 | 43.2 | 4 | 1/2 | 55 | 70 | 5/8 | M14 | 1.4 |
1 1/2 | 40 | 125 | 15.9 | 65 | 21 | 73 | 2 | 98.4 | 49.5 | 4 | 1/2 | 65 | 70 | 5/8 | M14 | 1.4 |
2 | 50 | 150 | 17.5 | 78 | 24 | 92.1 | 2 | 120.7 | 61.9 | 4 | 5/8 | 70 | 85 | 3/4 | M16 | 2.3 |
2 1/2 | 65 | 180 | 20.7 | 90 | 27 | 104.8 | 2 | 139.7 | 74.6 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.2 |
3 | 80 | 190 | 22.3 | 108 | 29 | 127 | 2 | 152.4 | 90.7 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.7 |
3 1/2 | 90 | 215 | 22.3 | 122 | 30 | 139.7 | 2 | 177.8 | 103.4 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5 |
4 | 100 | 230 | 22.3 | 135 | 32 | 157.2 | 2 | 190.5 | 116.1 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5.9 |
5 | 125 | 255 | 22.3 | 164 | 35 | 185.7 | 2 | 215.9 | 143.8 | 8 | 3/4 | 85 | 95 | 7/8 | M20 | 6.8 |
6 | 150 | 280 | 23.9 | 192 | 38 | 215.9 | 2 | 241.3 | 170.7 | 8 | 3/4 | 85 | 100 | 7/8 | M20 | 8.6 |
8 | 200 | 345 | 27 | 246 | 43 | 269.9 | 2 | 298.5 | 221.5 | 8 | 3/4 | 90 | 110 | 7/8 | M20 | 13.7 |
10 | 250 | 405 | 28.6 | 305 | 48 | 323.8 | 2 | 362 | 276.2 | 12 | 7/8 | 100 | 115 | 1 | M24 | 19.5 |
12 | 300 | 485 | 30.2 | 365 | 54 | 381 | 2 | 431.8 | 327 | 12 | 7/8 | 100 | 120 | 1 | M24 | 29 |
14 | 350 | 535 | 33.4 | 400 | 56 | 412.8 | 2 | 476.3 | 359.2 | 12 | 1 | 115 | 135 | 1 1/8 | M27 | 41 |
16 | 400 | 595 | 35 | 457 | 62 | 469.9 | 2 | 539.8 | 410.5 | 16 | 1 | 115 | 135 | 1 1/8 | M27 | 54 |
18 | 450 | 635 | 38.1 | 505 | 67 | 533.4 | 2 | 577.9 | 461.8 | 16 | 1 1/8 | 125 | 145 | 1 1/4 | M30 | 59 |
20 | 500 | 700 | 41.3 | 559 | 71 | 584.2 | 2 | 635 | 513.1 | 20 | 1 1/8 | 140 | 160 | 1 1/4 | M30 | 75 |
24 | 600 | 815 | 46.1 | 663 | 81 | 692.2 | 2 | 749.3 | 616 | 20 | 1 1/4 | 150 | 170 | 1 3/8 | M33 | 100 |
Temperature °C | 150 LBS | 300 LBS | 400 LBS | 600 LBS | 900 LBS | 1500 LBS | 2500 LBS |
---|---|---|---|---|---|---|---|
-29~38 | 15.9 | 41.4 | 55.2 | 82.7 | 124.1 | 206.8 | 344.7 |
50 | 15.4 | 40.2 | 53.7 | 80.5 | 120.7 | 201.2 | 335.3 |
100 | 13.8 | 35.9 | 47.9 | 71.9 | 107.8 | 179.7 | 299.5 |
150 | 12.9 | 33.7 | 45.0 | 67.5 | 101.2 | 168.7 | 281.1 |
200 | 12.5 | 32.7 | 43.6 | 65.4 | 98.1 | 163.5 | 272.4 |
250 | 12.1 | 32.6 | 43.5 | 65.2 | 97.8 | 163.0 | 271.7 |
300 | 10.2 | 32.6 | 43.5 | 65.2 | 97.8 | 163.0 | 271.7 |
325 | 9.3 | 32.6 | 43.5 | 65.2 | 97.8 | 163.0 | 271.7 |
350 | 8.4 | 32.6 | 43.4 | 65.1 | 97.7 | 162.8 | 271.3 |
375 | 7.4 | 32.4 | 43.2 | 64.8 | 97.2 | 161.9 | 269.9 |
400 | 6.5 | 32.1 | 42.8 | 64.2 | 96.2 | 160.4 | 267.4 |
425 | 5.5 | 31.6 | 42.2 | 63.3 | 94.9 | 158.2 | 263.6 |
450 | 4.6 | 26.9 | 35.9 | 53.8 | 80.7 | 134.5 | 224.2 |
475 | 3.7 | 20.8 | 27.7 | 41.5 | 62.3 | 103.8 | 173.0 |
Size in Inches | Size in Millmeter | Max. Radial Projection of Imperfections that are | |
---|---|---|---|
Serrations, No Deeper Than the Bottom, Millmeter | Serrations, Deeper Than the Bottom, Millmeter | ||
1/2 | 15 | 3.0 | 1.5 |
3/4 | 20 | 3.0 | 1.5 |
1 | 25 | 3.0 | 1.5 |
1 1/4 | 32 | 3.0 | 1.5 |
1 1/2 | 40 | 3.0 | 1.5 |
2 | 50 | 3.0 | 1.5 |
2 1/2 | 65 | 3.0 | 1.5 |
3 | 80 | 4.5 | 1.5 |
3 1/2 | 90 | 6.0 | 3.0 |
4 | 100 | 6.0 | 3.0 |
5 | 125 | 6.0 | 3.0 |
6 | 150 | 6.0 | 3.0 |
8 | 200 | 8.0 | 4.5 |
10 | 250 | 8.0 | 4.5 |
12 | 300 | 8.0 | 4.5 |
14 | 350 | 8.0 | 4.5 |
16 | 400 | 10.0 | 4.5 |
18 | 450 | 12.0 | 6.0 |
20 | 500 | 12.0 | 6.0 |
24 | 600 | 12.0 | 6.0 |
Nominal Size Of Pipe (NPS) | Gasket (I.D.) Inside Diameter (Inches) | Gasket (O.D.) Outside Diameter | ||||
---|---|---|---|---|---|---|
150 LBS | 300 LBS | 400 LBS | 600 LBS | 900 LBS | ||
1/2 | 0.84 | 1.875 | 2.125 | 2.125 | 2.125 | 2.50 |
3/4 | 1.06 | 2.25 | 2.625 | 2.625 | 2.625 | 2.75 |
1 | 1.31 | 2.625 | 2.875 | 2.875 | 2.875 | 3.125 |
1 1/4 | 1.66 | 3 | 3.25 | 3.25 | 3.25 | 3.50 |
1 1/2 | 1.91 | 3.375 | 3.75 | 3.75 | 3.75 | 3.875 |
2 | 2.38 | 4.125 | 4.375 | 4.375 | 4.375 | 5.625 |
2 1/2 | 2.88 | 4.875 | 5.125 | 5.125 | 5.125 | 6.50 |
3 | 3.50 | 5.375 | 5.875 | 5.875 | 5.875 | 6.625 |
4 | 4.50 | 6.875 | 7.125 | 7.00 | 7.625 | 8.125 |
5 | 5.56 | 7.75 | 8.50 | 8.375 | 9.50 | 9.75 |
6 | 6.62 | 8.75 | 9.875 | 9.75 | 10.50 | 11.375 |
8 | 8.62 | 11 | 12.125 | 12.00 | 12.625 | 14.125 |
10 | 10.75 | 13.375 | 14.25 | 14.125 | 15.75 | 17.125 |
12 | 12.75 | 16.125 | 16.625 | 16.50 | 18.00 | 19.625 |
Class 150 Flanges | Class 300 Flanges | Class 600 Flanges | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Nominal Size Of Pipe (NPS) | # Studs And Bolts | Bolt And Stud Diameter | Studs Length | # Bolt And Stud | Diameter of Bolt And Stud | Studs Length | # Bolt And Stud | Diameter of Bolt And Stud | Studs Length | |||
1/16 RF (Raised Face) | RTJ (Ring Type Joint) | 1/16 RF (Raised Face) | RTJ (Ring Type Joint) | 1/4 RF (Raised Face) | RTJ (Ring Type Joint) | |||||||
1/2 | 4 | 0.50 | 2-1/4 | – | 4 | 0.50 | 2-1/2 | 3 | 4 | 0.50 | 3 | 3 |
3/4 | 4 | 0.50 | 2-1/2 | – | 4 | 0.63 | 3 | 3-1/2 | 4 | 0.63 | 3-1/2 | 3-1/2 |
1 | 4 | 0.50 | 2-1/2 | 3 | 4 | 0.63 | 3 | 3-1/2 | 4 | 0.63 | 3-1/2 | 3-1/2 |
1-1/4 | 4 | 0.50 | 2-3/4 | 3-1/4 | 4 | 0.63 | 3-1/4 | 3-3/4 | 4 | 0.63 | 3-3/4 | 3-3/4 |
1-1/2 | 4 | 0.50 | 2-3/4 | 3-1/4 | 4 | 0.75 | 3-1/2 | 4 | 4 | 0.75 | 4-1/4 | 4-1/4 |
2 | 4 | 0.63 | 3-1/4 | 3-3/4 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.63 | 4-1/4 | 4-1/4 |
2-1/2 | 4 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4 | 4-1/2 | 8 | 0.75 | 4-3/4 | 4-3/4 |
3 | 4 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/4 | 4-3/4 | 8 | 0.75 | 5 | 5 |
3-1/2 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/4 | 5 | 8 | 0.88 | 5-1/2 | 5-1/2 |
4 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/2 | 5 | 8 | 0.88 | 5-3/4 | 5-3/4 |
5 | 8 | 0.75 | 3-3/4 | 4-1/4 | 8 | 0.75 | 4-3/4 | 5-1/4 | 8 | 1.00 | 6-1/2 | 6-1/2 |
6 | 8 | 0.75 | 4 | 4-1/2 | 12 | 0.75 | 4-3/4 | 5-1/2 | 12 | 1.00 | 6-3/4 | 6-3/4 |
8 | 8 | 0.75 | 4-1/4 | 4-3/4 | 12 | 0.88 | 5-1/2 | 6 | 12 | 1.13 | 7-1/2 | 7-3/4 |
10 | 12 | 0.88 | 4-1/2 | 5 | 16 | 1.00 | 6-1/4 | 6-3/4 | 16 | 1.25 | 8-1/2 | 8-1/2 |
12 | 12 | 0.88 | 4-3/4 | 5-1/4 | 16 | 1.13 | 6-3/4 | 7-1/4 | 20 | 1.25 | 8-3/4 | 8-3/4 |
14 | 12 | 1.00 | 5-1/4 | 5-3/4 | 20 | 1.13 | 7 | 7-1/2 | 20 | 1.38 | 9-1/4 | 9-1/4 |
16 | 16 | 1.00 | 5-1/4 | 5-3/4 | 20 | 1.25 | 7-1/2 | 8 | 20 | 1.50 | 10 | 10 |
18 | 16 | 1.13 | 5-3/4 | 6-1/4 | 24 | 1.25 | 7-3/4 | 8-1/4 | 20 | 1.63 | 10-3/4 | 10-3/4 |
20 | 20 | 1.13 | 6-1/4 | 6-3/4 | 24 | 1.25 | 8 | 8-3/4 | 24 | 1.63 | 11-1/4 | 11-1/2 |
24 | 20 | 1.25 | 6-3/4 | 7-1/4 | 24 | 1.50 | 9 | 10 | 24 | 1.88 | 13 | 13-1/4 |
Wll Thickness Of Incoloy 825 Flanges | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
NPS | Outside Diameter (O.D.) | Sch/ Schedule 10 | Sch/ Schedule 20 | Sch/ Schedule 30 | STD Wall | Sch/ Schedule 40 | Sch/ Schedule 60 | EXT Hvy | Sch/ Schedule 80 | Sch/ Schedule 100 | Sch/ Schedule 120 | Sch/ Schedule 140 | Sch/ Schedule 160 | XX Hvy |
½ | 0.84 | 0.083 | 0.109 | 0.109 | 0.147 | 0.147 | 0.188 | 0.294 | ||||||
¾ | 1.05 | 0.083 | 0.113 | 0.113 | 0.154 | 0.154 | 0.219 | 0.308 | ||||||
1 | 1.315 | 0.109 | 0.133 | 0.133 | 0.179 | 0.179 | 0.25 | 0.358 | ||||||
1 ¼ | 1.66 | 0.109 | 0.14 | 0.14 | 0.191 | 0.191 | 0.25 | 0.382 | ||||||
1 ½ | 1.9 | 0.109 | 0.145 | 0.145 | 0.2 | 0.2 | 0.281 | 0.4 | ||||||
2 | 2.375 | 0.109 | 0.154 | 0.154 | 0.218 | 0.218 | 0.344 | 0.436 | ||||||
2 ½ | 2.875 | 0.12 | 0.203 | 0.203 | 0.276 | 0.276 | 0.375 | 0.552 | ||||||
3 | 3.5 | 0.12 | 0.216 | 0.216 | 0.3 | 0.3 | 0.438 | 0.6 | ||||||
3 ½ | 4 | 0.12 | 0.226 | 0.226 | 0.318 | 0.318 | 0.636 | |||||||
4 | 4.5 | 0.12 | 0.237 | 0.237 | 0.337 | 0.337 | 0.438 | 0.531 | 0.674 | |||||
5 | 5.563 | 0.134 | 0.258 | 0.258 | 0.375 | 0.375 | 0.5 | 0.625 | 0.75 | |||||
6 | 6.625 | 0.134 | 0.28 | 0.28 | 0.432 | 0.432 | 0.562 | 0.719 | 0.864 | |||||
8 | 8.625 | 0.148 | 0.25 | 0.277 | 0.322 | 0.322 | 0.406 | 0.5 | 0.5 | 0.594 | 0.719 | 0.812 | 0.906 | 0.875 |
10 | 10.75 | 0.165 | 0.25 | 0.307 | 0.365 | 0.365 | 0.5 | 0.5 | 0.594 | 0.719 | 0.844 | 1 | 1.125 | 1 |
12 | 12.75 | 0.18 | 0.25 | 0.33 | 0.375 | 0.406 | 0.562 | 0.5 | 0.688 | 0.844 | 1 | 1.125 | 1.312 | 1 |
14 | 14 | 0.25 | 0.312 | 0.375 | 0.375 | 0.438 | 0.594 | 0.5 | 0.75 | 0.938 | 1.094 | 1.25 | 1.406 | |
16 | 16 | 0.25 | 0.312 | 0.375 | 0.375 | 0.5 | 0.656 | 0.5 | 0.844 | 1.031 | 1.219 | 1.438 | 1.594 | |
18 | 18 | 0.25 | 0.312 | 0.438 | 0.375 | 0.562 | 0.75 | 0.5 | 0.938 | 1.156 | 1.375 | 1.562 | 1.781 | |
20 | 20 | 0.25 | 0.375 | 0.5 | 0.375 | 0.594 | 0.812 | 0.5 | 1.031 | 1.281 | 1.5 | 1.75 | 1.969 | |
22 | 22 | 0.25 | 0.375 | 0.5 | …….. | …….. | ||||||||
24 | 24 | 0.25 | 0.375 | 0.562 | 0.375 | 0.688 | 0.969 | 0.5 | 1.219 | 1.531 | 1.812 | 2.062 | 2.344 | …….. |
THE equivalent grade for Incoloy 825 nickel-based superalloy has a Werkstoff Nr. Of 2.4858, that is considered to be extremely good in the steel alloy tool industry. The following details will offer further clarifications about the equivalent of this material.
Due to its unique metallic composition, the material is considered one of the hardest substances used in both oxidative and reductive environments. Moreover, it can withstand too much surface corrosion and pressure provided using the proper grade for manufacturing the flanges.
STANDARD | WERKSTOFF NR. | EN | OR | UNS | JIS | AFNOR | BS | GOST |
Incoloy 825 Flanges | 2.4858 | NiCr21Mo | XH38BT | N08825 | NCF 825 | NFE30C20DUM | NA 16 | ЭП703 |
Incoloy 825 Flanges Chemical Composition, % | |
---|---|
Copper | 1.5-3.0 |
Titanium | 0.6-1.2 |
Sulfur | ≤0.030 |
Carbon | ≤0.05 |
Iron | ≥22.0 |
Chromium | 19.5-23.5 |
Aluminum | ≤0.20 |
Molybdenum | 2.5-3.5 |
Manganese | ≤1.00 |
Silicon | ≤0.50 |
Nickel | 38.0-46.0 |
Element | Yield Strength (0.2%Offset) | Elongation | Density | Melting Point | Tensile Strength |
Inconel 825 Flanges | Psi – 32,000 , MPa – 220 | 30 % | 8.14 g/cm3 | 1400 °C (2550 °F) | Psi – 80,000 , MPa – 550 |
Density | Melting Range | Specific Heat | Electrical Resistivity | ||
---|---|---|---|---|---|
8.14 | 1370-1400 | 2500-2550 | 440 | 0.105 | 1130 |
g/cm3 | °C | °F | J/kg.k | Btu/lb. °F | µΩ·m |
Incoloy 825 has a high nickel concentration in addition to chromium and other such elements. Perhaps this is why the material is so hard and can withstand mechanical and chemical corrosions and extreme physical conditions. Following are the major advantages of the Incoloy 825 flanges:
Incoloy 825 Raised Face Flange
825 Incoloy Slip On Flange
Incoloy 825 Socket Weld Flange
B564 UNS N08825 RTJ Flange
ASTM B564 UNS N08825 Blind Flange
825 Incoloy Orifice Flange
ASME SB564 Alloy 825 Forging Flange
2.4858 Alloy 825 Reducing Flange
There are six types of flange faces
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edgewise, Flat steel, as a flange |
flat, as a tire, Flat steel | |
square steel | |
Round steel | |
thighs outwards, Angle steel, | |
wide leg to the outside, Angle steel | |
narrow leg to the outside Angle steel, | |
thighs inside, Angle steel | |
wide leg inside, Angle steel | |
narrow leg inside, Angle steel | |
bridge inside, T-steel | |
bridge to the outside, T-steel | |
foot bent upright, T-steel | |
opening to the outside, U-steel | |
opening inwards, U-steel | |
(bent around the X-axis) Double-T carrier | |
(bent around the Y-axis) Double-T carrier | |
high edge Rectangular tube | |
flat, Rectangular tube | |
square tube | |
round tube |
The simplest flange form is the slip-on. It is made from a wide range of materials, including alloy Incoloy 825, whose properties are:
Type | EN | DIN |
---|---|---|
Blind Flanges | 05 | 2527 |
Weld Neck Flanges | 11 | 2627 – 2638 |
Flat Flanges for Welding | 01 | 2573 | 2576 |
Threaded Flanges | 13 | 2558 | 2565 – 2569 |
Loose Flanges | 04 | 2673 – 2676 |
Loose Flanges | 02 | 2641 | 2642 | 2655 | 2656 |
Weld Neck Collars | 34 | 2673 – 2676 |
Weld-on Collars | 32 | 2641 | 2642 | 2655 | 2656 |
Slip-on Flanges | 12 | 86029 | 86030 |
Exhaust gas line Flanges | 86044 | |
Lapped Flanges | 86037 | |
Weld Flanges for Pressure Vessels | 28031 | 28033 | |
Welding Flanges | 86041 | |
in accordance with drawings Special Flanges |
Flange Schedule/Class | Max. Pressure | Pipe Size - Pipe Flanges | Flange Connection Type |
---|---|---|---|
ASME B16.5 Class 150 | 150 psi | 1/2" | FNPT |
275 psi | 1/2" | Socket Weld | |
150 psi | 1/2" | Welded | |
150 psi | 3/4" | FNPT | |
275 psi | 3/4" | Socket Weld | |
275 psi | 1-1/4" | Socket Weld | |
275 psi | 1-1/2" | Socket Weld | |
150 psi | 2" | FNPT | |
275 psi | 2" | Socket Weld | |
275 psi | 2-1/2" | Socket Weld | |
275 psi | 3" | Socket Weld | |
150 psi | 4" | FNPT | |
275 psi | 4" | Socket Weld | |
ASME B16.5 Class 300 | 720 psi | 1/2" | Slip On |
1/2" | Slip On | ||
1" | Slip On | ||
1" | Slip On | ||
1-1/4" | FNPT | ||
1-1/4" | Slip On | ||
1-1/2" | |||
1-1/2" | |||
2" | |||
2" | |||
2-1/2" | |||
2-1/2" | |||
3" | |||
3" | |||
4" | |||
4" |
Flanges are of several types. But the most useful and popular design is that of the welding neck flange, where a tapered pipe connector is welded onto the circular rim of the flange. It helps better connect systems where joints need to be made between a flat and narrow surface. The Alloy 825 welded neck flange can withstand both the low cryogenic temperatures and the moderate-level high temperatures to ensure its resistance to heat. Furthermore, it can easily withstand pressure and surface corrosion which is why it is used in pipe fitting and mating through which corrosive products are meant to be flown.
Australia, Nigeria, Philippines, UK | Pn16 Steel Flange Incoloy 825 Flanges |
Hong Kong, Malaysia, Oman, UAE | Nickel Alloy Blind Flange Uns N08825, Incoloy 825 |
Malaysia, United Kingdom -UK, Europe, UAE | ASTM B564 Incoloy 825 Uns N08825 Flange |
Philippines, Indonesia, Dammam -KSA, Belgium. | Nickel Alloy Lap Joint Flange B564 Uns N08825 |
South Africa, Brazil, Saudi Arabia (KSA), Kuwait | ASTM B564 Incoloy 825 Flanges |
Bahrain, Singapore, South Africa | Incoloy 825 Nickel Alloy Pipe Flange |
Iran, Italy, Chile, Singapore | ASME B16.5 Flange Inconel Incoloy 825 DN65 Cl300 Forged Sorf |
Europe, Malaysia, Japan, Romania | Nickel Alloy Steel Incoloy 825 2.4858 No8825 Slip on Flange |
Norway, Turkey, Malaysia, United Arab Emirates (UAE) | Incoloy 825 Forged/Forging Flanges (UNS N08825, 2.4858, Alloy 825) |
Mexico, Spain, Egypt, UK | Incoloy 825 Surface Welded Coated (Coating) Flanges |
Poland, Canada, UK, Ellington -United States | Uns N08825 Hot Rolled Nickel Flange (Incoloy825) |
Unlike other flanges, in the blind flange, no central cut-out area is present. Because of such a unique structure, its applications are as follows: