UNS Number
Types Of ASTM A182 F91 Flanges Based On Connection With Pipe
Flanges could be built of a variety of A182 F91 materials. Metals like different types of stainless steel can be utilised in the manufacture of the SA 182 Gr F91 Steel Flanges.
The basic feature of Alloy Steel A182 Flanges is a large tapered hub that may be welded to a pipeline.One fillet welding is performed inside the chamber of the flange, whereas the other is performed outside.This kind of WNRF Alloy Steel F91 Flanges is commonly utilized in low-temperature situations. Such A182 F91 Flanges are utilised when an unlimited movement of the media delivered by the pipe system is required. The ASTM A182 F91 Flanges have the same bore size as the pipeline.
Installation Benefits Of ASME SA182 Grade F91 Weld Neck Flanges
Because the pipe must slip within the flange to be attached, the bore diameter of an A182 F91 Steel Slip On Flanges is bigger than the external diameter of the connector tube. The ASME SA182 Grade F91 Weld Neck Flanges are joined together by a fillet weld.Because of their slender look and small shape, Slip On Flanges are easily identified.
There is no centre opening in A182 F91 Alloy Steel Blind Flanges. As a result, they are employed to blind or close a pipeline, a valve vessel, or to impede the passage of fluid.
How Are Alloy Steel F91 Slip On Flanges Installed?
Cold deformed material penetrability criteria in Alloy Steel F91 Slip On Flanges vary by configuration and amount of cold deformation.But are often higher than hardened material. F91 Flanges have high oxidation resistance in intermittent use to 870 degrees Celsius. It is also in continuous use to 925 degrees Celsius. Heat is maintained in Alloy Steel F91 Blind Flanges by stiffening the substance at 1900 Deg F - 2100 Deg F.Then slaking in liquid or fast air chilling.
Table of content
ASTM A182 F91 Flanges
Size
Class
Schedule
ASME
About ASTM A182 F91 Alloy Steel Flanges
UNS Number
WNR Number
Hardness
A182 F91 Flanges Specification
Specifications | ASTM A182 F91 Flanges |
---|---|
Supporting Material For Flanges | Gasket/ Ring Joint/ Flanges Bolts |
Brand Name | Schulzmann |
Testing | Hydrostatic testing machine Magnetic particle detector Direct-reading Spectrograph UI trasonic flaw detector |
Payment Type | L/C,T/T,D/P,Paypal |
Methods Of Forging | Casting Forging Rolling Cutting |
JIS Standard | 5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K |
Size | 1/2” to 24” (customized diameters: up to 60”.) |
Supply Ability | 200 Ton Per Month |
Class | Class 150 to 2500. PN 2.5 to PN 250. |
Equipment | Pushing Machine Press machine electric bevelling machine |
Face Type | RF (Raised Face), RTJ (Ring Type Joint) |
DIN Standard | PN6/ PN10/ PN16/ PN25/ PN40/ PN64 |
Use In | Marine & dredging Sanitation Process Instrumentation Oil and Gas Petrochemical/ Refinery/Chemical Power etc. |
Transportation In | Air & Ocean and Land |
Available Packing | Packing In Plywood Box And Plywood Pallet |
Certificate | ISO |
EN Standard | 6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar |
Manufacturing Productivity | 300 ton per month |
Alloy Steel A182 F91 Flanges Price List
Description | Price In US ($) |
---|---|
Class 300#, SCH 160, A182 F91, 3/4 Inch, WNRF, ASME B16.5 | US $23.85 Per PCS |
A182 F91, 1500#, SCH 120, FLANGE 2 1/2 Inch, WNRF, ASME B16.5 | US $36.70 Per PCS |
A182 F91, Class 300#, FLANGE, 3/4 Inch, SCH160, WNRF, ANSI B16.5 | US $32.69 Per PCS |
A182 F91, 300#, SCH 160, WNRF, 1/2 Inch, ASME B16.5 | US $28.12 Per PCS |
Class 300#, BLIND, A182 F91, 3/4 Inch, RF, ASME B16.5 | US $26.70 Per PCS |
Types Of ASTM A182 F91 Alloy Steel Flanges
SA-182-F91 Blind Flanges
Alloy Steel F91 Slip On Flange
A182 Grade F91 Weld Neck Flange
ASTM A182 F91 Socket Weld Flanges
A182 F91 Plate Flanges
SA 182 F91 Lap Joint Flanges
A182 F91 Type 2 Reducing Flange
ASME SA182 F91 Type 1 Raised Face Flange
ASME SA182 F91 RTJ Flange
F91 Alloy Steel Threaded Flanges
A182 F91 Orifice Flanges
A182 Grade F91 Spectacle Blind Flanges
Alloy Steel F91 Flanges
Alloy Steel A182 F91 Flanges
ASTM A182 F91 Alloy Steel Flanges
Alloy Steel A182 F91 Flanges Dimensions
NPS | OD | WT | Diameter Of R/F | Number Of Bolt Hole | Diameter Of Holes | Bolts Circle | (Slip On) Bore ID | (WNRF) Bore ID | Hub Base Diameter | Top Hub Diameter | Length Of SORF | Length Of WNRF |
---|---|---|---|---|---|---|---|---|---|---|---|---|
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 |
ASTM A182 F91 Type 2 Slip On Flangs Weight
NPS | Weight In KG |
---|---|
½ | 1 |
¾ | 2 |
1 | 2 |
1¼ | 3 |
1½ | 3 |
2 | 5 |
2½ | 8 |
3 | 9 |
3½ | 11 |
4 | 13 |
5 | 15 |
6 | 19 |
8 | 30 |
10 | 43 |
12 | 64 |
14 | 90 |
16 | 106 |
18 | 130 |
20 | 165 |
22 | 185 |
24 | 220 |
SA 182 F91 Blind Flanges Schedule Chart
NPS | OD | 10 (SCH) | 20 (SCH) | 30 (SCH) | STD Wall | 40 (SCH) | 60 (SCH) | EXT Hvy | 80 (SCH) | 100 (SCH) | 120 (SCH) | 140 (SCH) | 160 (SCH) | 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 | - | - | - | - | - | - |
Tolerance Of ASTM A182 F91 Type 1 Weld Neck Flang
Certificate | thickness of Plate in millimeter | Width in millimeter | Length in millimeter | |
OD | When O is 24 Inch or less. When O is over 24 Inch. | ±0.06 Inches ±0.12 Inches | ±1.6 (mm) | ±3.2 (mm) |
Contact Face Diameter | 0.06″ (1.6 mm) R/F. 0.25″ (6.4 mm) R/F. | ±0.03″ ±0.02″ | ±0.8 (mm) | ±0.5 (mm) |
Dia. of Hub at Point of Welding | Normal Pipe Size 5 and same Normal Pipe Size 6 and larger. | +0.09″, -0.03″ +0.16″, -0.03″ | +2.4 (mm), -0.8(mm) | +4.0 (mm), -0.8 (mm) |
ID | Normal Pipe Size 10, 12, 18, 20 and larger. | +0.03″ +0.06″ +0.12″, -0.06″ | +0.8 mm +1.6 mm | +3.2 mm, -1.6 mm |
Dia. of Hub at Base | Hub Base is 24 Inches or less. Hub Base is over 24 Inches. | +0.06″ +0.12″ | +1.6 (mm) | +3.2 (mm) |
Thickness | NPS 18 and same NPS 20 and larger. | +0.12″ +0.19″ | +3.2 (millimeter) | +4.8 (millimeter) |
Facings and Drilling | B.C. dia. Bolt Hole Spacing | ±0.06″ ±0.03″ | ±1.6 mm | ±0.8 mm |
Eccentricity of B.C. and Facing | Normal Pipe Size 2 1/2 and smaller. Normal Pipe Size 3 and larger. | ±0.03″ ±0.06″ | ±0.8 mm | ±1.6 mm |
Length Through Hub | Normal Pipe Size 10 and smaller. Normal Pipe Size 12 and larger. | ±0.06″ ±0.12″ | ±1.6 (mm) | ±3.2 (mm) |
ASTM A182-F91 Chemical Composition
Element | Weight % |
C | 0.08-0.12 |
Mn | 0.30-0.60 |
P | 0.020 Maximum |
Mo | 0.85-1.05 |
V | 0.18-0.25 |
Cu | - |
S | 0.010 Maximum |
Si | 0.20-0.50 |
Ni | 0.40 Maximum |
Cr | 8.0-9.5 |
Other | Cb, 0.06-0.10; N, 0.03-0.07; Al, 0.04 Maximum |
QUALITY | UAE | GERMANY | FRANCE | SPAIN | G.B. | USA | |
---|---|---|---|---|---|---|---|
EN | DIN | W.n. | AFNOR | UNE | B.S. | ASTM | |
F91 | X10CrMoVNb9-1 | X10CrMoVNb9-1 | 1,4903 | - | - | - | ASTM A182 F91 ASME SA 182 |
solutioning temperature: 11900-1975°F [1040-1080°C];
Cooling media:furnace or air cool; (minimum) temperature: 1350-1470°F [730-800°C].
A182 F91 Mechanical Properties
Grade | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation % |
---|---|---|---|
ASTM A182 F91 Flanges | 275 | 485 | 20 |
Alloy Steel F91 SWRF Flanges Temperature
maximum pressure in PSI
Temp (°F) | (150#) | (300#) | (400#) | (600#) | (900#) | (1500#) | (2500#) |
-20 to 100 | 265 | 695 | 925 | 1390 | 2085 | 3470 | 5785 |
200 | 260 | 680 | 905 | 1360 | 2035 | 3395 | 5660 |
300 | 230 | 655 | 870 | 1305 | 1955 | 3260 | 5435 |
400 | 200 | 640 | 855 | 1280 | 1920 | 3200 | 5330 |
500 | 170 | 620 | 830 | 1245 | 1865 | 3105 | 5180 |
600 | 140 | 605 | 805 | 1210 | 1815 | 3025 | 5040 |
650 | 125 | 590 | 785 | 1175 | 1765 | 2940 | 4905 |
700 | 110 | 570 | 755 | 1135 | 1705 | 2840 | 4730 |
750 | 95 | 530 | 710 | 1065 | 1595 | 2660 | 4430 |
800 | 80 | 510 | 675 | 1015 | 1525 | 2540 | 4230 |
850 | 65 | 485 | 650 | 975 | 1460 | 2435 | 4060 |
900 | 50 | 450 | 600 | 900 | 1350 | 2245 | 3745 |
950 | 35 | 280 | 375 | 560 | 845 | 1405 | 2345 |
1000 | 20 | 165 | 220 | 330 | 495 | 825 | 1370 |