Specification | C22.8 Steel Flange |
---|---|
Coating | Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized |
Dimensions And Standard | ASME B16.5 |
Production Technique | Forged/ Heat treated and machined |
Flange Test | Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector |
Schedule | SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180 To XXS |
Flange Equipment | Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc |
Supporting Material | Gasket/ Ring Joint/ Flange Bolts |
Manufacturer of | Forged/ Threaded/ Screwed / Plate |
Manufacturer Length | NPS 1⁄₂" To NPS 48” |
Face Type | RTJ/ FF/ RF/ lap joint/ Male & Female / Tongue & Groove. |
Forging Methods | Casting/ Forging/ Rolling/ Cutting |
Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
Application | Bitumen upgraders Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
Welding Neck Flanges
Nominal Diameter | Nominal pipe size in mm | Pitch Circle Diameter In mm | Thread holes | Grade | Pressure | Price In INR (India) Per Piece |
DN 80 | 88,9 | 160 | 8 x 18 mm Ø | Carbon Steel | C22.8 | 290.00 |
DN 100 | 108 | 180 | 8 x 18 mm Ø | - | - | 357.00 |
DN 100 | 114,3 | 180 | 8 x 18 mm Ø | - | - | 429.00 |
DN 125 | 133 | 210 | 8 x 18 mm Ø | - | - | 697.00 |
DN 125 | 139,7 | 210 | 8 x 18 mm Ø | - | - | 925.00 |
DN 150 | 159 | 240 | 8 x 22 mm Ø | - | - | 1285.00 |
DN 150 | 168,3 | 240 | 8 x 22 mm Ø | Carbon Steel | C22.8 | 1505.00 |
C22.8 Flange
C22.8 Pipe Flange
C22.8 Forged Flange
Carbon Steel C22.8 Flanges
C22.8 Carbon Steel Flange
Din 17243 Grade C22.8 Normalized Flanges
C22.8 Blind Flanges
C22.8 Weld Neck Flanges
C22.8 Slip On Flanges
C22.8 Threaded Flange
C22.8 Socket Weld Flange
C22.8 Steel RTJ Flange
C22.8 Din 17243 Plate Flanges
Din 17243 C22.8 Carbon Steel Flange
Grade C22.8 Welding Weld Flange
P250gh C22.8 Flat Face Flange
A105 C22.8 Flanges
Din 2633 C22.8 Flange
Material | |||
---|---|---|---|
Material-Number | 1.0460 | Norm | C 22.8 – P 250 GH |
Alloy | DIN | 17243 | - |
EN | 10222-2/ 10273 | AMS | - |
Vd-TÜV | ELI | - | - |
AISI | UNS | - | - |
BS | P 250 GH | ASTM | - |
NACE | SAE | - | - |
ELEMENT Of C22.8
|
COMPOSITION, %
|
Carbon
|
0.35 maximum
|
Manganese
|
0.60-1.05
|
Phosphorus
|
0.035 maximum
|
Nickel
|
0.40 maximum (1)
|
Chromium
|
0.30 maximum (1-2)
|
Molybdenum
|
0.12 maximum (1-2)
|
Vanadium
|
0.08 maximum
|
Sulfur
|
0.040 maximum
|
Silicon
|
0.10-0.35
|
Copper
|
0.40 maximum (1)
|
Saudi Arabia (KSA), Dubai, Hong Kong, China.
Germany, Oman, Malaysia, Poland, Qatar.
Iran, Brazil, United Arab Emirates (UAE).
C22.8 Mechanical Properties
|
Requirements
|
---|---|
Tensile strength,minimum,psi [MPa]
|
70000 [485]
|
Elongation, minimum, %
|
30
|
Reductionofarea,minimum,%
|
30
|
Hardness,HB,maximum
|
187
|
Yield strength,minimum,psi [MPa]
|
36000 [250]
|
Density (lb / cu. in.) | 0.284 |
---|
Melting Point (Deg F) | 2740 |
---|
Yield strength, minimum,psi [MPa] | 36000 [250] |
---|
Tensile strength,minimum,psi [MPa] | 70000 [485] |
---|
Normal Size Of Steel Pipe | Dimensions In Millimeter | ASME B16.5 Flanges Weight In Kilogram | ||||
---|---|---|---|---|---|---|
Normal Size Of Steel Pipe In Inches | Size In Millimeter | ASME B16.5 Flanges Outer Daimeter (O.D.) In (MM) |
ANSI B16.5 Flanges Wall Thickness Of (D) In M) |
(C22.8 Slip On Flanges) (C22.8 Socket Weld Flanges) |
(C22.8 Weld Neck Flanges) | (C22.8 Blind Flanges) |
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 |
Working pressure by Class And BAR
TEMP(°C) | 150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
-29 TO 38 | 19.6 | 51.1 | 68.1 | 102.1 | 153.2 | 255.3 | 425.5 |
50 | 19.2 | 50.1 | 66.8 | 100.2 | 150.4 | 250.6 | 417.7 |
100 | 17.7 | 46.6 | 62.1 | 93.2 | 139.8 | 233 | 388.3 |
150 | 15.8 | 45.1 | 60.1 | 90.2 | 135.2 | 225.4 | 375.6 |
200 | 13.8 | 43.8 | 58.4 | 87.6 | 131.4 | 219 | 365 |
250 | 12.1 | 41.9 | 55.9 | 83.9 | 125.8 | 209.7 | 349.5 |
300 | 10.2 | 39.8 | 53.1 | 79.6 | 119.5 | 199.1 | 331.8 |
325 | 9.3 | 38.7 | 51.6 | 77.4 | 116.1 | 193.6 | 322.6 |
350 | 8.4 | 37.6 | 50.1 | 75.1 | 112.7 | 187.8 | 313 |
375 | 7.4 | 36.4 | 48.5 | 72.7 | 109.1 | 181.8 | 303.1 |
400 | 6.5 | 34.7 | 46.3 | 69.4 | 104.2 | 173.6 | 289.3 |
425 | 5.5 | 28.8 | 38.4 | 57.5 | 86.3 | 143.8 | 239.7 |
450 | 4.6 | 23 | 30.7 | 46 | 69 | 115 | 191.7 |
475 | 3.7 | 17.4 | 23.2 | 34.9 | 52.3 | 87.2 | 145.3 |
500 | 2.8 | 11.8 | 15.7 | 23.5 | 35.3 | 58.8 | 97.9 |
538 | 1.4 | 5.9 | 7.9 | 11.8 | 17.7 | 29.5 | 49.2 |
Flange Size Inch | Flange Size MM | (Maximum) Radial Projection | |
---|---|---|---|
No Deeper Than the Bottom In Millimeter | Deeper Than the Bottom In Millimeter | ||
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 |
Normal Size Of Pipe | Outer Diameter (O.D.) | 10 Schedule | 20 Schedule | 30 Schedule | STD Wall | 40 Schedule | 60 Schedule | EXT Hvy | 80 Schedule | 100 Schedule | 120 Schedule | 140 Schedule | 160 Schedule | 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 | - |
26 | 26 | - | - | - | 0.375 | - | - | 0.5 | - | - | - | - | - | - |
30 | 30 | 0.312 | 0.5 | 0.625 | 0.375 | - | - | 0.5 | - | - | - | - | - | - |
Class 150 | Class 300 | Class 600 | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
NPS | # Studs And Bolts | Diameter of Studs And Bolts | Length of Stud | # Studs And Bolts | Diameter of Studs And Bolts | Length of Stud | # Studs And Bolts | Diameter of Studs And Bolts | Length of Stud | |||
1/16 RF | RTJ | 1/16 RF | RTJ | 1/4 RF | RTJ | |||||||
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 |
Dimension | Flange | Tolerance |
---|---|---|
(A) | Outer Diameter (O.D.) |
|
(D) | Inner Diameter (I.D.) |
|
(B) | contact face Diameter |
|
(J) | hub at base Diameter |
|
(H) | Dia. of hub at point of welding |
|
(P) | Drilling |
|
Eccentricity of bolt circle with respect to facing |
|
|
(C) | Wall Thickness |
|
(K) | Length of hub |
|
(Normal Size Of Steel Pipes) In Inch | (I.D.) Inner Daimeter Gasket |
(O.D.) Outer Daimeter Gasket | ||||
---|---|---|---|---|---|---|
Class 150#/ LB | Class 300#/ LB | Class 400#/ LB | Class 600#/ LB | Class 900#/ LB | ||
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 |
Thermal Conductivity | 360 |
---|
Specific Gravity | 7.9 |
---|