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ASTM is an American standard that is divided into different grades that specify the material, dimension, and other properties of a particular product. One such product is ASTM A182 F91 Flanges. This specification covers both rolled as well as forged alloy along with stainless steel fittings. SA182 F91 RTJ Flange is usually used in a high temperature environment. Alloy Steel F91 Type 2 Weld Neck Flanges are available in various types such as austenitic, martensitic, ferritic, and stainless steel. AS F91 Blind Flanges manufacturer In India add molybdenum and nickel to these alloys in trace amounts to enhance the ductility of these flanges even at sub zero temperature.
ASME SA182 F91 Slip On Flanges also have good mechanical properties when compared to other grades because of the addition of these elements. It is usually air hardened that reduces the possibility of the thick section of these flanges cracking during heat treatment. A182 F91 Type 1 Socket Weld Flange also offers resistance to corrosion, along with good weldability. The alloy used in manufacturing the Grade F91 Forged Pipe Flanges also offer good resistance to high temperature and high pressure. These flanges are ductile, tough, and strong due to the alloy used in them and are therefore durable.
ASTM A182 F91 Plate Flanges also offer resistance to scaling in an aqueous medium as well as oxidation. They are used in the nuclear power industry, bitumen, heavy oil refineries, and petrochemicals, and acids. Alloy Steel A182 F91 Raised Face Flanges manufactured by us contain the highest quality raw material and are made using modern technology. This, therefore, helps us in obtaining economies of scale in manufacturing Chrome Moly A182 F91 Threaded Flange and supplying them at comparatively lower rates when compared to our competitors.
| NPS | (O.D.) For Outside Diameter | Minimum (Wall Thickness) (T) | Diameter Of Raised Face (RF) (R) | Number of Bolts Holes | Dia. of Holes | B.C. For (Bolt Circle) | SORF Bore I.D. (SB) | WNRF Bore I.D. (WB) | Diameter Of Hub Base (H.B.) | Diameter of Hub Top (H.T.) | SORF Length (S.L.) | WNRF Length (W.L.) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1⁄2 | 3.50 | 0.38 | 1.38 | 4 | 0.62 | 2.38 | 0.88 | 0.62 | 1.19 | 0.84 | 0.56 | 1.81 |
| 3⁄4 | 3.88 | 0.44 | 1.69 | 4 | 0.62 | 2.75 | 1.09 | 0.82 | 1.50 | 1.05 | 0.56 | 2.00 |
| 1 | 4.25 | 0.50 | 2.00 | 4 | 0.62 | 3.12 | 1.36 | 1.05 | 1.94 | 1.32 | 0.62 | 2.12 |
| 11⁄4 | 4.62 | 0.56 | 2.50 | 4 | 0.62 | 3.50 | 1.70 | 1.38 | 2.31 | 1.66 | 0.75 | 2.19 |
| 11⁄2 | 5.00 | 0.62 | 2.88 | 4 | 0.62 | 3.88 | 1.95 | 1.61 | 2.56 | 1.90 | 0.81 | 2.38 |
| 2 | 6.00 | 0.69 | 3.62 | 4 | 0.75 | 4.75 | 2.44 | 2.07 | 3.06 | 2.38 | 0.94 | 2.44 |
| 21⁄2 | 7.00 | 0.81 | 4.12 | 4 | 0.75 | 5.50 | 2.94 | 2.47 | 3.56 | 2.88 | 1.06 | 2.69 |
| 3 | 7.50 | 0.88 | 5.00 | 4 | 0.75 | 6.00 | 3.57 | 3.07 | 4.25 | 3.50 | 1.12 | 2.69 |
| 31⁄2 | 8.50 | 0.88 | 5.50 | 8 | 0.75 | 7.00 | 4.07 | 3.55 | 4.81 | 4.00 | 1.19 | 2.75 |
| 4 | 9.00 | 0.88 | 6.19 | 8 | 0.75 | 7.50 | 4.57 | 4.03 | 5.31 | 4.50 | 1.25 | 2.94 |
| 5 | 10.00 | 0.88 | 7.31 | 8 | 0.88 | 8.50 | 5.66 | 5.05 | 6.44 | 5.56 | 1.38 | 3.44 |
| 6 | 11.00 | 0.94 | 8.50 | 8 | 0.88 | 9.50 | 6.72 | 6.07 | 7.56 | 6.63 | 1.50 | 3.44 |
| 8 | 13.50 | 1.06 | 10.62 | 8 | 0.88 | 11.75 | 8.72 | 7.98 | 9.69 | 8.63 | 1.69 | 3.94 |
| 10 | 16.00 | 1.12 | 12.75 | 12 | 1.00 | 14.25 | 10.88 | 10.02 | 12.00 | 10.75 | 1.88 | 3.94 |
| 12 | 19.00 | 1.19 | 15.00 | 12 | 1.00 | 17.00 | 12.88 | 12.00 | 14.38 | 12.75 | 2.12 | 4.44 |
| 14 | 21.00 | 1.31 | 16.25 | 12 | 1.12 | 18.75 | 14.14 | 13.25 | 15.75 | 14.00 | 2.19 | 4.94 |
| 16 | 23.50 | 1.38 | 18.50 | 16 | 1.12 | 21.25 | 16.16 | 15.25 | 18.00 | 16.00 | 2.44 | 4.94 |
| 18 | 25.00 | 1.50 | 21.00 | 16 | 1.25 | 22.75 | 18.18 | 17.25 | 19.88 | 18.00 | 2.62 | 5.44 |
| 20 | 27.50 | 1.62 | 23.00 | 20 | 1.25 | 25.00 | 20.20 | 19.25 | 22.00 | 20.00 | 2.81 | 5.62 |
| 22 | 29.50 | 1.75 | 25.25 | 20 | 1.38 | 27.25 | 22.22 | 21.25 | 24.25 | 22.00 | 3.07 | 5.82 |
| 24 | 32.00 | 1.81 | 27.25 | 20 | 1.38 | 29.50 | 24.25 | 23.25 | 26.12 | 24.00 | 3.19 | 5.94 |
| NPS For (Normal Pipe Size) | Gasket (I.D.) Inside Daimeter | Gasket (O.D.) Outside Daimeter | ||||
|---|---|---|---|---|---|---|
| #150LB | #300LB | #400LB | #600LB | #900LB | ||
| 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 |
| Flange Size in (Inches) | Flange Size in (Millimeter) | Radial Projection (Maximum) | |
|---|---|---|---|
| No Deeper Than the Bottom In MM | Deeper Than the Bottom In MM | ||
| 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 |
| ASTM A182 F91 Flanges | 9Cr-1Mo-V |
|---|
| Size in (Inches) | Size in (Millimeter) | Number of Bolts | Bolt (UNC) Size | RF (Raised Face) Stud Length | Stud (ISO) Size | Machine Flange Bolt Length |
|---|---|---|---|---|---|---|
| 1/2 | 15 | 4 | 1/2 | 55 | M14 | 50 |
| 3/4 | 20 | 4 | 1/2 | 65 | M14 | 50 |
| 1 | 25 | 4 | 1/2 | 65 | M14 | 55 |
| 1 1/4 | 32 | 4 | 1/2 | 70 | M14 | 55 |
| 1 1/2 | 40 | 4 | 1/2 | 70 | M14 | 65 |
| 2 | 50 | 4 | 5/8 | 85 | M16 | 70 |
| 2 1/2 | 65 | 4 | 5/8 | 90 | M16 | 75 |
| 3 | 80 | 4 | 5/8 | 90 | M16 | 75 |
| 3 1/2 | 90 | 8 | 5/8 | 90 | M16 | 75 |
| 4 | 100 | 8 | 5/8 | 90 | M16 | 75 |
| 5 | 125 | 8 | 3/4 | 95 | M20 | 85 |
| 6 | 150 | 8 | 3/4 | 100 | M20 | 85 |
| 8 | 200 | 8 | 3/4 | 110 | M20 | 90 |
| 10 | 250 | 12 | 7/8 | 115 | M24 | 100 |
| 12 | 300 | 12 | 7/8 | 120 | M24 | 100 |
| 14 | 350 | 12 | 1 | 135 | M27 | 115 |
| 16 | 400 | 16 | 1 | 135 | M27 | 115 |
| 18 | 450 | 16 | 1 1/8 | 145 | M30 | 125 |
| 20 | 500 | 20 | 1 1/8 | 160 | M30 | 140 |
| 24 | 600 | 20 | 1 1/4 | 170 | M33 | 150 |
ASTM A182 F91 Flanges
Europe, Malaysia, United Kingdom -UK, UAE
Alloy Steel F91 Type 2 Weld Neck Flange
Dammam -KSA, Indonesia, Philippines
AS F91 Blind Flange
Qatar, Thailand, France, Europe
ASME SA182 F91 Slip On Flange
Germany, Bangladesh, USA, Finland
A182 F91 Type 1 Socket Weld Flange
Brazil, South Africa, Saudi Arabia (KSA), Kuwait
Grade F91 Forged Pipe Flange
Egypt, UK, Nigeria, Australia, Turkey, Belgium
SA182 F91 RTJ Flange
Hong Kong, Poland, Mexico, Spain, Oman, Japan
ASTM A182 F91 Plate Flange
Canada, Iran, Italy, Singapore, Chile, China
ASTM A182 F91 Flanges Marking includes ANSI Or ASME/ ASA Code
| Normal Pipe Size For (NPS) | (Inside Diameter) For I.D. | O.D. For (Outside Daimeter) | B.C. For (Circle Bolt) | Raised (R) | RF For (Raised Face) | H For (Hight) | Raised Face Wall Thickness | Thickness1 | Flat Face (FF) (Thickness2) | Bolts Holes For (B.C.) | Number Of Bolt Hole (B.H.) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 0.88 | 3.50 | 2.38 | 1.38 | .063 | 1.19 | .62 | .38 | .56 | .62 | 4 |
| 3/4 | 1.09 | 3.88 | 2.75 | 1.69 | .063 | 1.50 | .62 | .44 | .56 | .62 | 4 |
| 1 | 1.36 | 4.25 | 3.12 | 2.00 | .063 | 1.94 | .69 | .50 | .63 | .62 | 4 |
| 1-1/4 | 1.70 | 4.62 | 3.50 | 2.50 | .063 | 2.31 | .81 | .56 | .75 | .62 | 4 |
| 1-1/2 | 1.97 | 5.00 | 3.88 | 2.88 | .063 | 2.56 | .88 | .62 | .82 | .62 | 4 |
| 2 | 2.44 | 6.00 | 4.75 | 3.62 | .063 | 3.06 | 1.00 | .69 | .94 | .75 | 4 |
| 2-1/2 | 2.94 | 7.00 | 5.50 | 4.12 | .063 | 3.56 | 1.12 | .82 | 1.06 | .75 | 4 |
| 3 | 3.57 | 7.50 | 6.00 | 5.00 | .063 | 4.25 | 1.19 | .88 | 1.13 | .75 | 4 |
| 3-1/2 | 4.07 | 8.50 | 7.00 | 5.50 | .063 | 4.81 | 1.25 | .88 | 1.19 | .75 | 8 |
| 4 | 4.57 | 9.00 | 7.50 | 6.19 | .063 | 5.31 | 1.31 | .88 | 1.25 | .75 | 8 |
| 5 | 5.66 | 10.00 | 8.50 | 7.31 | .063 | 6.44 | 1.44 | .88 | 1.38 | .88 | 8 |
| 6 | 6.72 | 11.00 | 9.50 | 8.50 | .063 | 7.56 | 1.56 | .94 | 1.50 | .88 | 8 |
| 8 | 8.72 | 13.50 | 11.75 | 10.62 | .063 | 9.69 | 1.75 | 1.06 | 1.69 | .88 | 8 |
| 10 | 10.88 | 16.00 | 14.25 | 12.75 | .063 | 12.00 | 1.94 | 1.13 | 1.88 | 1.00 | 12 |
| 12 | 12.88 | 19.00 | 17.00 | 15.00 | .063 | 14.38 | 2.19 | 1.19 | 2.13 | 1.00 | 12 |
| 14 | 14.14 | 21.00 | 18.75 | 16.25 | .063 | 15.75 | 2.25 | 1.32 | 2.19 | 1.12 | 12 |
| 16 | 16.16 | 23.50 | 21.25 | 18.50 | .063 | 18.00 | 2.50 | 1.38 | 2.44 | 1.12 | 16 |
| 18 | 18.18 | 25.00 | 22.75 | 21.00 | .063 | 19.88 | 2.69 | 1.50 | 2.63 | 1.25 | 16 |
| 20 | 20.20 | 27.50 | 25.00 | 23.00 | .063 | 22.00 | 2.88 | 1.63 | 2.83 | 1.25 | 20 |
| 22 | 22.22 | 29.50 | 27.25 | 25.25 | .063 | 24.25 | 3.13 | 1.75 | 3.07 | 1.38 | 20 |
| 24 | 24.25 | 32.00 | 29.50 | 27.25 | .063 | 26.12 | 3.25 | 1.82 | 3.19 | 1.38 | 20 |
| Nominal Pipe Size For (NPS) | Slip On Flange (SORF) | Threaded Flange (NPT) | Socket Weld Flange (SWRF) | Lap Joint Flange (Loose) | Blind Flange (BLRF) | Weld Neck Flange (WNRF) |
|---|---|---|---|---|---|---|
| ½ | 1 | 1 | 2 | 1 | 2 | 2 |
| ¾ | 2 | 2 | 2 | 2 | 2 | 2 |
| 1 | 2 | 2 | 2 | 2 | 2 | 3 |
| 1¼ | 3 | 3 | 3 | 3 | 3 | 3 |
| 1½ | 3 | 3 | 3 | 3 | 4 | 4 |
| 2 | 5 | 5 | 5 | 5 | 5 | 6 |
| 2½ | 8 | 8 | 8 | 8 | 7 | 10 |
| 3 | 9 | 9 | 9 | 9 | 9 | 11.5 |
| 3½ | 11 | 12 | 11 | 11 | 13 | 12 |
| 4 | 13 | 13 | 13 | 13 | 17 | 16.5 |
| 5 | 15 | 15 | 15 | 15 | 20 | 21 |
| 6 | 19 | 19 | 19 | 19 | 27 | 26 |
| 8 | 30 | 30 | 30 | 30 | 47 | 42 |
| 10 | 43 | 43 | 43 | 43 | 70 | 54 |
| 12 | 64 | 64 | 64 | 64 | 123 | 88 |
| 14 | 90 | 90 | 90 | 105 | 140 | 114 |
| 16 | 106 | 98 | 98 | 140 | 180 | 140 |
| 18 | 130 | 130 | 130 | 160 | 220 | 165 |
| 20 | 165 | 165 | 165 | 195 | 285 | 197 |
| 22 | 185 | 185 | 185 | 245 | 355 | 225 |
| 24 | 220 | 220 | 220 | 275 | 430 | 268 |
| (NPS) For Nominal Pipe Size In (inches) |
As Per ASME B16.5 Class 150 | ||||
|---|---|---|---|---|---|
| Flange Diameter In (inch) |
Bolts Number |
Bolt Diameter In (inch) |
Bolt Holes (B.H.) Diameter In (inch) |
Bolt Circle (B.C.) In(inch) |
|
| 1/4 | 3-3/8 | 4 | 1/2 | 0.62 | 2-1/4 |
| 1/2 | 3-1/2 | 4 | 1/2 | 0.62 | 2-3/8 |
| 3/4 | 3-7/8 | 4 | 1/2 | 0.62 | 2-3/4 |
| 1 | 4-1/4 | 4 | 1/2 | 0.62 | 3-1/8 |
| 1-1/4 | 4-5/8 | 4 | 1/2 | 0.62 | 3-1/2 |
| 1-1/2 | 5 | 4 | 1/2 | 0.62 | 3-7/8 |
| 2 | 6 | 4 | 5/8 | 0.75 | 4-3/4 |
| 2-1/2 | 7 | 4 | 5/8 | 0.75 | 5-1/2 |
| 3 | 7-1/2 | 4 | 5/8 | 0.75 | 6 |
| 3-1/2 | 8-1/2 | 8 | 5/8 | 0.75 | 7 |
| 4 | 9 | 8 | 5/8 | 0.75 | 7-1/2 |
| 5 | 10 | 8 | 3/4 | 0.88 | 8-1/2 |
| 6 | 11 | 8 | 3/4 | 0.88 | 9-1/2 |
| 8 | 13-1/2 | 8 | 3/4 | 0.88 | 11-3/4 |
| 10 | 16 | 12 | 7/8 | 1 | 14-1/4 |
| 12 | 19 | 12 | 7/8 | 1 | 17 |
| 14 | 21 | 12 | 1 | 1.12 | 18-3/4 |
| 16 | 23-1/2 | 16 | 1 | 1.12 | 21-1/4 |
| 18 | 25 | 16 | 1-1/8 | 1.25 | 22-3/4 |
| 20 | 27-1/2 | 20 | 1-1/8 | 1.25 | 25 |
| 24 | 32 | 20 | 1-1/4 | 1.38 | 29-1/2 |
| NPS For (Normal Pipe Size) | Outside Daimeter Of (O.D.) (A) |
Wall Thickness Of (B) |
Daimeter Of Raised Face (C) |
(D) (B.C.D.) |
# Flanges Bolts Holes |
Daimeter Of Bolt Holes |
Approx. Weight In KG (Kilogram) |
|---|---|---|---|---|---|---|---|
| 1/2" | 3-1/2 | 7/16 | 1-3/8 | 2-3/8 | 4 | 5/8 | 2 |
| 3/4" | 3-7/8 | 1/2 | 1-11/16 | 2-3/4 | 4 | 5/8 | 2 |
| 1" | 4-1/4 | 9/16 | 2 | 3-1/8 | 4 | 5/8 | 2 |
| 1-1/4" | 4-5/8 | 5/8 | 2-1/2 | 3-1/2 | 4 | 5/8 | 3 |
| 1-1/2" | 5 | 11/16 | 2-7/8 | 3-7/8 | 4 | 5/8 | 3 |
| 2" | 6 | 3/4 | 3-5/8 | 4-3/4 | 4 | 3/4 | 4 |
| 2-1/2" | 7 | 7/8 | 4-1/8 | 5-1/2 | 4 | 3/4 | 7 |
| 3" | 7-1/2 | 15/16 | 5 | 6 | 4 | 3/4 | 9 |
| 3-1/2" | 8-1/2 | 15/16 | 5-1/2 | 7 | 8 | 3/4 | 13 |
| 4" | 9 | 15/16 | 6-3/16 | 7-1/2 | 8 | 3/4 | 17 |
| 5" | 10 | 15/16 | 7-5/16 | 8-1/2 | 8 | 7/8 | 20 |
| 6" | 11 | 1 | 8-1/2 | 9-1/2 | 8 | 7/8 | 27 |
| 8" | 13-1/2 | 1-1/8 | 10-5/8 | 11-3/4 | 8 | 7/8 | 47 |
| 10" | 16 | 1-3/16 | 12-3/4 | 14-1/4 | 12 | 1 | 67 |
| 12" | 19 | 1-1/4 | 15 | 17 | 12 | 1 | 123 |
| 14" | 21 | 1-3/8 | 16-1/4 | 18-3/4 | 12 | 1-1/8 | 139 |
| 16" | 23-1/2 | 1-7/16 | 18-1/2 | 21-1/4 | 16 | 1-1/8 | 187 |
| 18" | 25 | 1-9/16 | 21 | 22-3/4 | 16 | 1-1/4 | 217 |
| 20" | 27-1/2 | 1-11/16 | 23 | 25 | 20 | 1-1/4 | 283 |
| 24" | 32 | 1-7/8 | 27-1/4 | 29-1/2 | 20 | 1-3/8 | 415 |
| Brinell Hardness Number, HBW | |
|---|---|
| ASTM A182 F91 Flanges | 187-248 |
| Type Of Flanges | Size | SCH | Class | Material | Price In INR (India) Per Piece |
|---|---|---|---|---|---|
| Blind Flange | 3/4" | Sch 40 | 150 | ASTM A182 F91 | 196.00 |
| Blind Flange | 3/4" | Sch 40 | 150 | - | 256.00 |
| Blind Flange | 1" | Sch 40 | 150 | - | 347.00 |
| Blind Flange | 1-1/2" | Sch 40 | 150 | - | 453.00 |
| Blind Flange | 2" | Sch 40 | 150 | - | 699.00 |
| Blind Flange | 3" | Sch 40 | 150 | - | 750.00 |
| Blind Flange | 4" | Sch 40 | 150 | - | 900.00 |
| Blind Flange | 6" | Sch 40 | 150 | - | 1026.00 |
| Blind Flange | 8" | Sch 40 | 150 | ASTM A182 F91 | 1200.00 |
| Slip On Flange | 1 1/2" | 80 | 150 | ASTM A182 F91 | 400.00 |
| Slip On Flange | 2" | 80 | 150 | - | 500.00 |
| Slip On Flange | 3" | 80 | 150 | - | 546.00 |
| Slip On Flange | 4" | 80 | 150 | - | 1035.00 |
| Slip On Flange | 6" | 80 | 150 | - | 1258.00 |
| Slip On Flange | 8" | 80 | 150 | - | 1579.00 |
| Weld Neck Flange | 2" | SCH STD | 150 | ASTM A182 F91 | 478.00 |
| Weld Neck Flange | 3" | SCH STD | 150 | - | 568.00 |
| Weld Neck Flange | 4" | SCH STD | 150 | - | 790.00 |
| Weld Neck Flange | 6" | SCH STD | 150 | - | 1036.00 |
| Weld Neck Flange | 8" | SCH STD | 150 | - | 1547.00 |
| Weld Neck Flange | 10" | SCH STD | 150 | - | 1800.00 |
| Weld Neck Flange | 12" | SCH STD | 150 | ASTM A182 F91 | 2200.00 |
| Socket Weld Flange | 3/4" | SCH XS | 300 | ASTM A182 F91 | 235.00 |
| Socket Weld Flange | 1” | SCH XS | 300 | - | 278.00 |
| Socket Weld Flange | 1-1/2" | SCH XS | 300 | - | 389.00 |
| Socket Weld Flange | 2" | SCH XS | 300 | - | 357.00 |
| Socket Weld Flange | 3" | SCH XS | 300 | - | 785.00 |
| Socket Weld Flange | 4" | SCH XS | 300 | - | 875.00 |
| Socket Weld Flange | 6" | SCH XS | 300 | - | 1294.00 |
One Of The Oldest Manufacturer Of ASTM A182 F91 Flanges In India. For final ASTM A182 F91 Alloy Steel Flanges Price List Please Call on +91-9987870874 or drop an Email to info@fastwell.in.
| Temperature In °F | 150# According To ASME B16.5 | 300# According To ASME B16.5 | 400# According To ASME B16.5 | 600# According To ASME B16.5 | 900# According To ASME B16.5 | 1500# According To ASME B16.5 | 2500# According To ASME B16.5 |
| -20 to 100 | 275 | 720 | 960 | 1440 | 2160 | 3600 | 6000 |
| 200 | 230 | 600 | 800 | 1200 | 1800 | 3000 | 5000 |
| 300 | 205 | 540 | 720 | 1080 | 1620 | 2700 | 4500 |
| 400 | 190 | 495 | 660 | 995 | 1490 | 2485 | 4140 |
| 500 | 170 | 465 | 620 | 930 | 1395 | 2330 | 3880 |
| 600 | 140 | 435 | 580 | 875 | 1310 | 2185 | 3640 |
| 650 | 125 | 430 | 575 | 860 | 1290 | 2150 | 3580 |
| 700 | 110 | 425 | 565 | 850 | 1275 | 2125 | 3540 |
| 750 | 95 | 415 | 555 | 830 | 1245 | 2075 | 3460 |
| 800 | 80 | 405 | 540 | 805 | 1210 | 2015 | 3360 |
| 850 | 65 | 395 | 530 | 790 | 1190 | 1980 | 3300 |
| 900 | 50 | 390 | 520 | 780 | 1165 | 1945 | 3240 |
| 950 | 35 | 380 | 510 | 765 | 1145 | 1910 | 3180 |
| 1000 | 20 | 320 | 430 | 640 | 965 | 1605 | 2675 |
| 1050 | 20 | 310 | 410 | 615 | 925 | 1545 | 2570 |
| 1100 | 20 | 255 | 345 | 515 | 770 | 1285 | 2145 |
| 1150 | 20 | 200 | 265 | 400 | 595 | 995 | 1655 |
| 1200 | 20 | 155 | 205 | 310 | 465 | 770 | 1285 |
| 1250 | 20 | 115 | 150 | 225 | 340 | 565 | 945 |
| 1300 | 20 | 85 | 115 | 170 | 255 | 430 | 715 |
| 1350 | 20 | 60 | 80 | 125 | 185 | 310 | 515 |
| 1400 | 20 | 50 | 65 | 95 | 145 | 240 | 400 |
| 1450 | 15 | 35 | 45 | 70 | 105 | 170 | 285 |
| 1500 | 10 | 25 | 35 | 55 | 80 | 135 | 230 |
Type: anneal and normalize or temper; (min) austenitizing and solutioning temperature: 11900-1975°F [1040-1080°C];
Cooling media:furnace or air cool; (min) temperature: 1350-1470°F [730-800°C].
| Yield Strength minimum ksi[MPa] | |
|---|---|
| ASTM A182 F91 Flanges | 60[415] |
| Grade | UNS Designation |
|---|---|
| ASTM A182 F91 Flanges | 9Cr-1Mo-V |
| Material Specification | ASTM A182 F91 Flanges |
|---|---|
| Wall Thickness | Sch 10S/ Sch 20/ Sch 40/ Sch 60/ Sch 80/ Sch 120/ Sch 160 To STD. |
| Pressure Class | Class 150 To Class 2500 |
| ASME B16.5 Standard | API/ EN 1092-2/ EN/ EN 1092-1/ JIS/ ISO/ P235GH/ BS/ DIN 2501/ DIN 2527/ DIN 2561 |
| Chemical Composition | Carbon [C] (0.08-0.12), Phosphorus [P] (0.020), Sulfur [S] (0.010), Silicon [Si] (0.20-0.50), Manganese [Mn] (0.30-0.60) etc. |
| Common Types | Threaded/ Reducing/ Blind/ Slip On/ Weld Neck/ Socket Weld/ Lap Joint |
| Manufacturer Size | NPS 1⁄₂" To NPS 48” |
| Top 3 Face Type | Flat Face(FF) Ring Type Joint (RTJ) Raised Face (RF) |
| ID. Symbol* | C | Mn | P | S | Si | Cr | Mo | Others |
| ASTM A182 F91 Flanges | 0.08-0.12 | 0.30-0.60 | 0.020 | 0.010 | 0.20-0.50 | 8.0-9.5 | 0.85-1.05 | *D |
| STANDARD | UNS | DIN WERKSTOFF NR. | DIN |
| ASTM A182 F91 Flanges | - | 1.4903 | X 10 CrMoVNb 9 1 |
| Tensile Strength minimum ksi[MPa] | |
|---|---|
| ASTM A182 F91 Flanges | 60[415] |
| Grade | Tensile Strength minimum ksi[MPa] |
Yield Strength minimum ksi[MPa] |
Elongation, minimum % | Reduction of Area, minimum % |
Brinell Hardness Number, HBW |
| ASTM A182 F91 Flanges | 90[620] | 60[415] | 20 | 40 | 190-248 |
| Size (NPS) in Inches | NPS (Normal Pipe Size) Size in Millimeter | Outer Diameter For (O.D.) | Thickness Of Weld Neck Flange | Hub Outer Diameter | Weld Neck Outer Diameter | Length Of ASME B16.5 Welding Neck | Daimeter Of WN Bore | Diameter Of RF (Raised Face) | Raised Face (RF) Height | PCD | Face Of Weld |
| A | B | C | D | E | F | G | H | I | J | ||
| 1/2 | 15 | 90 | 9.6 | 30 | 21.3 | 46 | - | 34.9 | 2 | 60.3 | 1.6 |
| 3/4 | 20 | 100 | 11.2 | 38 | 26.7 | 51 | 42.9 | 2 | 69.9 | 1.6 | |
| 1 | 25 | 110 | 12.7 | 49 | 33.4 | 54 | 50.8 | 2 | 79.4 | 1.6 | |
| 1 1/4 | 32 | 115 | 14.3 | 59 | 42.2 | 56 | 63.5 | 2 | 88.9 | 1.6 | |
| 1 1/2 | 40 | 125 | 15.9 | 65 | 48.3 | 60 | 73 | 2 | 98.4 | 1.6 | |
| 2 | 50 | 150 | 17.5 | 78 | 60.3 | 62 | 92.1 | 2 | 120.7 | 1.6 | |
| 2 1/2 | 65 | 180 | 20.7 | 90 | 73 | 68 | 104.8 | 2 | 139.7 | 1.6 | |
| 3 | 80 | 190 | 22.3 | 108 | 88.9 | 68 | 127 | 2 | 152.4 | 1.6 | |
| 3 1/2 | 90 | 215 | 22.3 | 122 | 101.6 | 70 | 139.7 | 2 | 177.8 | 1.6 | |
| 4 | 100 | 230 | 22.3 | 135 | 114.3 | 75 | 157.2 | 2 | 190.5 | 1.6 | |
| 5 | 125 | 255 | 22.3 | 164 | 141.3 | 87 | 185.7 | 2 | 215.9 | 1.6 | |
| 6 | 150 | 280 | 23.9 | 192 | 168.3 | 87 | 215.9 | 2 | 241.3 | 1.6 | |
| 8 | 200 | 345 | 27 | 246 | 219.1 | 100 | 269.9 | 2 | 298.5 | 1.6 | |
| 10 | 250 | 405 | 28.6 | 305 | 273 | 100 | 323.8 | 2 | 362 | 1.6 | |
| 12 | 300 | 485 | 30.2 | 365 | 323.8 | 113 | 381 | 2 | 431.8 | 1.6 | |
| 14 | 350 | 535 | 33.4 | 400 | 355.6 | 125 | 412.8 | 2 | 476.3 | 1.6 | |
| 16 | 400 | 595 | 35 | 457 | 406.4 | 125 | 469.9 | 2 | 539.8 | 1.6 | |
| 18 | 450 | 635 | 38.1 | 505 | 457.2 | 138 | 533.4 | 2 | 577.9 | 1.6 | |
| 20 | 500 | 700 | 41.3 | 559 | 508 | 143 | 584.2 | 2 | 635 | 1.6 | |
| 24 | 600 | 815 | 46.1 | 663 | 610 | 151 | 692.2 | 2 | 749.3 | 1.6 |
Alloy Steel F91 Socket Weld Flange
SA182 F91 Reducing Flange
ASME SA182 Grade F91 Plate Flange
A182 F91 Type 1 Weld Neck Flange
Alloy Steel F91 Slip On Flange
ASME SA182 F91 Blind Flange
Grade F91 Threaded Flange
AS A182 F91 Long Weld Neck Flange
SA-182 Gr F91 Lap Joint Flange