Alloy Steel F91 Flanges

Alloy Steel F91 Blind Flanges, Alloy Steel UNS K90901 Pipe Flanges, Chrome Moly F91 Socket weld Flanges, Alloy Steel ASTM A182 F91 Flanges, CrMo F91 Slip On Flange Stockist, F91 Alloy Steel Flanges, Chrome Moly F91 Forged Flanges, F91 Alloy Steel Weld Neck Flanges, Alloy Steel F91 Flanges Manufacturer in India.

Neelkamal Alloys LLP is a widely held supplier and manufacturer of AS F91 Flanges, which can be cold rolled for to attain the temper features essential by precise clienteles and/or industrial demands. Penetrability standards for cold distorted material in Alloy Steel F91 Slip On Flanges differ by means of arrangement and the quantity of cold distortion, but are frequently advanced than that for hardened material. Alloy Steel F91 Threaded Flanges has excellent resistance to oxidation in sporadic service to 870 Deg C and also in incessant service to 925 Deg C. Alloy Steel F91 Weld Neck Flanges is generally used in Propeller shafts, Pulp and Paper Machinery, Fittings, Dyeing Machinery, Exterior Architectural mechanisms in Marine Coastal Zones, etc. Alloy Steel F91 Socket Weld Flanges is usually used in paper mill machinery, architectural mechanisms in marine atmospheres and heat exchangers.

Alloy Steel F91 Flanges

Alloy Steel F91 Lap Joint Flange, ASME SA182 CrMo F91 RTJ Flanges Exporter, CrMo F91 WNRF Flange Dealer, Alloy Steel F91 Reducing Flanges, F91 Chrome Moly Weldo Flange, DIN 1.4903 Threaded Flanges, Alloy Steel F91 Long Weld Neck Flanges, F91 Alloy Steel Orifice Flange, ASME B16.5 Alloy Steel F91 Spectacle Blind Flanges, ASTM A182 Alloy Steel F91 SORF Flanges Supplier in Mumbai, India.

Alloy Steel F91 Blind Flanges is heat preserved by hardening the material at 1900 Deg F to 2100 Deg F, then slaking in water or quickly air freezing. The collection of Alloy Steel F91 Spectacle Blind Flanges is extremely outstanding in working and makes the process extremely fast. Alloy Steel F91 Lap Joint Flanges has a number of first-rate features to provide like rust resistance, easy installation, high tensile power, and so on. Alloy Steel F91 Ring Type Joint Flanges utilized in gas industries power project, food industries, chemical industries, electrical industries, shaft industries, general industries, cement industries, etc.

ASME B16.5 Alloy Steel F91 Flanges Specifications

Specifications ASTM A182 / ASME SA182
Flanges size 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Flanges Dimensions ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flange, ASME Flange, BS Flange, DIN Flange, EN Flange, GOST Flange.
Class / Pressure 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Manufacturing Standards ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange, ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE, BS Flange, EN Flange, API 6A Flange etc
B.S: BS4504 , BS3293, BS1560, BS10
AS 2129: Table D; Table E; Table H
ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
American standard (ANSI)
German (DIN)
British standard (BS)
Any other specilised Flange
DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638
The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203;UNI2276
Standard UNI 6Bar 10Bar 16Bar 25Bar 40Bar
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Flanges uses & application Nuclear power (mostly seamless).
Petrochemicals and acids.
Bitumen upgraders.
Heavy oil refineries.
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175.
ANSI B16.5 Alloy Steel F91 Pipe Flanges Forms & Availability
Products Size
Alloy Steel F91 Plate Flanges Alloy Steel F91 Ring Type Joint Flanges Sizes 1/2" (15 NB) to 48" (1200NB)
Alloy Steel F91 Reducing Flanges Alloy Steel F91 Slip On Flanges
Alloy Steel F91 Blind Flanges Alloy Steel F91 Threaded Flanges
Alloy Steel F91 Long Weld Neck Flanges Alloy Steel F91 Weld Neck Flanges
Alloy Steel F91 Spectacle Blind Flanges Alloy Steel F91 Square Flanges
Alloy Steel F91 Orifice Flanges Alloy Steel F91 Spade Flange
Alloy Steel F91 Raised Face Flanges Alloy Steel F91 Weldoflange
Alloy Steel F91 High Hub Blind Flanges Alloy Steel F91 SORF Flange
Alloy Steel F91 WNRF Flange Alloy Steel F91 Socket Weld Flanges
Alloy Steel F91 Lap Joint Flanges Alloy Steel F91 Flat Face Flanges
Alloy Steel F91 Puddle Flange Alloy Steel F91 BLRF Flanges
Alloy Steel F91 SWRF Flanges Alloy Steel F91 Screwed Flanges
Types of Alloy Steel F91 Flanges
Alloy Steel F91 Slip on Flange
Alloy Steel F91 Slip on Flange

F91 Alloy Steel Slip on Flange | ASTM A182 Alloy Steel F91 Slip on Flange | ASTM A182 CrMo F91 Slip on Flanges | ASTM A182 Chrome Moly F91 SORF Flanges | Alloy Steel F91 Raised Face Slip On Flanges | ANSI B16.5 F91 Alloy Steel SORF Flanges | F91 Alloy Steel Slip on Flange.

Alloy Steel F91 Weld Neck Flange
Alloy Steel F91 Weld Neck Flange

F91 Alloy Steel Weld Neck Flange | ASTM A182 Alloy Steel F91 Welding Neck Flange | ASTM A182 CrMo F91 Weld Neck Flanges | ASTM A182 Chrome Moly F91 WNRF Flanges | Alloy Steel F91 Raised Face Weld Neck Flanges | ANSI B16.5 F91 Alloy Steel WNRF Flanges | F91 Alloy Steel Weld Neck Flange.

Alloy Steel F91 Blind Flange
Alloy Steel F91 Blind Flange

F91 Alloy Steel Blind Flange | ASTM A182 Alloy Steel F91 Blind Flange | ASTM A182 CrMo F91 Blind Flanges | ASTM A182 Chrome Moly F91 BLRF Flanges | Alloy Steel F91 Raised Face Blind Flanges | ANSI B16.5 F91 Alloy Steel BLRF Flanges | F91 Alloy Steel Blind Flange.

Alloy Steel F91 Socket Weld Flange
Alloy Steel F91 Socket Weld Flange

F91 Alloy Steel Socket Weld Flange | ASTM A182 Alloy Steel F91 Socket Weld Flange | ASTM A182 CrMo F91 Socket Weld Flanges | ASTM A182 Chrome Moly F91 SWRF Flanges | Alloy Steel F91 Raised Face Socket Weld Flanges | ANSI B16.5 F91 Alloy Steel SWRF Flanges | F91 Alloy Steel Socket Weld Flange.

Alloy Steel F91 Threaded Flange
Alloy Steel F91 Threaded Flange

F91 Alloy Steel Threaded Flange | ASTM A182 Alloy Steel F91 Threaded Flange | ASTM A182 CrMo F91 Threaded Flanges | ASTM A182 Chrome Moly F91 Screwed Flanges | Alloy Steel F91 Raised Face Threaded Flanges | ANSI B16.5 F91 Alloy Steel Screwed Flanges | F91 Alloy Steel Threaded Flange.

Alloy Steel F91 Orifice Flange
Alloy Steel F91 Orifice Flange

F91 Alloy Steel Orifice Flange | ASTM A182 Alloy Steel F91 Orifice Flange | ASTM A182 CrMo F91 Orifice Flanges | ASTM A182 Chrome Moly F91 Orifice Flanges | Alloy Steel F91 Raised Face Orifice Flanges | ANSI B16.5 F91 Alloy Steel Orifice Flanges | F91 Alloy Steel Orifice Flange.

Alloy Steel F91 Long Weld Neck Flange
Alloy Steel F91 Long Weld Neck Flange

F91 Alloy Steel Long Weld Neck Flange | ASTM A182 Alloy Steel F91 Long Weld Neck Flange | ASTM A182 CrMo F91 Long Weld Neck Flanges | ASTM A182 Chrome Moly F91 LWNRF Flanges | Alloy Steel F91 Raised Face Long Weld Neck Flanges | ANSI B16.5 F91 Alloy Steel LWNRF Flanges | F91 Alloy Steel Long Weld Neck Flange.

Alloy Steel F91 Spectacle Blind Flange
Alloy Steel F91 Spectacle Blind Flange

F91 Alloy Steel Spectacle Blind Flange | ASTM A182 Alloy Steel F91 Spectacle Blind Flange | ASTM A182 CrMo F91 Spectacle Blind Flanges | ASTM A182 Chrome Moly F91 Spectacle Blind Flanges | Alloy Steel F91 Raised Face Spectacle Blind Flanges | ANSI B16.5 F91 Alloy Steel Spectacle Blind Flanges | F91 Alloy Steel Spectacle Blind Flange.

Alloy Steel F91 Ring Type Joint Flange
Alloy Steel F91 Ring Type Joint Flange

F91 Alloy Steel Ring Type Joint Flange | ASTM A182 Alloy Steel F91 Ring Type Joint Flange | ASTM A182 CrMo F91 Ring Type Joint Flanges | ASTM A182 Chrome Moly F91 RTJ Flanges | Alloy Steel F91 Ring Type Joint Flanges | ANSI B16.5 F91 Alloy Steel RTJ Flanges | F91 Alloy Steel Ring Type Joint Flange.

ASTM A182 Alloy Steel F91 Flanges Equivalent Grades
STANDARD WERKSTOFF NR. UNS EN DIN
A182 F91 1.4903 K90901 9Cr-1Mo-V X 10 CrMoVNb 9 1
ASTM A182 F91 Alloy Steel Flanges Price List

Contact us or click on request a quote button to get our competitive prices for Alloy Steel F91 Flange. Neelkamal Alloys LLP maintain the large inventory of high quality ASTM A182 F91 Alloy Steel Flanges for sale to our clients throughout globally.

Alloy Steel F91 Pipe Flanges Chemical Composition
Grade C Mn Si P S Cr Mo
Alloy Steel F91 0.08 - 0.12 0.3 - 0.6 0.5 0.01 0.02 8.5 - 9.5 0.85 - 1.05
Alloy Steel F91 Flanges Mechanical Properties
Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min
A182 F91 415 585 20
Pressure Rating Of Alloy Steel F91 Flanges
ANSI/ASME B16.34 PRESSURE RATING CHART
Temperature °F 150# 300# 400# 600# 900# 1500# 2500#
-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
Size Chart Of Alloy Steel F91 Flange
Nominal Pipe Size Outside Diameter of Flanges Thickness of Flanges Diameter of Raised Face Diameter of Hub at Base Length Thru Hub Diameter or Bore Diameter of Hub at Bevel Radius of Fillet Depth of Socket
Welding Neck Slip-On Threaded Socket Lap Joint Slip-on Socket Lap Joint
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
Weight Chart Of Alloy Steel F91 Flanges
Nominal Pipe Size Outside Diameter of Flanges Thickness of Flanges Diameter of Raised Face Diameter of Hub at Base Length Thru Hub Diameter or Bore Diameter of Hub at Bevel Radius of Fillet Depth of Socket
Welding Neck Slip-On Threaded Socket Lap Joint Slip-on Socket Lap Joint
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
Other Types of Grade F91 Alloy Steel Flanges in Stock
  • Alloy Steel F91 Pipe Flanges
  • Alloy Steel F91 Reducing Flanges
  • F91 CrMo Slip On Flanges
  • F91 Alloy Steel Blind Flanges
  • AS UNS K90901 Socket Weld Flanges
  • CrMo WERKSTOFF NR. 1.4903 Flanges
  • ASTM A182 F91 Alloy Steel Weld Neck Flanges
  • Alloy Steel F91 Lap Joint Flanges
  • Alloy Steel F91 Threaded Flanges
  • Chrome Moly F91 Raised Face Flanges
  • F91 Alloy Steel Orifice Flanges
  • UNS K90901 Ring Type Joint Flanges
  • CrMo WERKSTOFF NR. 1.4903 Forged Flange
  • ANSI B16.5 F91 Alloy Steel Flat Face Flanges
  • Alloy Steel F91 SWRF Flange
  • Chrome Moly F91 SORF Flanges
  • Alloy Steel F91 NipoFlange
  • Chrome Moly F91 Weldo Flange
  • F91 Chrome Moly BLRF Flanges
  • F91 Alloy Steel WNRF Flanges
  • ASTM A182 Alloy Steel F91 Fq Square Flanges
  • Alloy Steel F91 BS 4504 Flanges
  • Alloy Steel UNS K90901 Flanges
  • F91 CrMo JIS B2220 Flange
  • Alloy Steel F91 EN 1092-1 Plate Flanges
  • Alloy Steel F91 Raised Face Blind Flanges
  • Alloy Steel F91 RTJ Flange
  • F91 Chrome Moly Exhaust Flanges
  • Alloy Steel F91 Tongue & Groove Flanges
  • Alloy Steel F91 Reducing Flanges
  • Chrome Moly F91 Plate Flanges
  • F91 Alloy Steel Puddle Flanges
  • AS UNS K90901 Male & Female Flanges
  • Alloy Steel F91 Ring Spacer
  • CrMo WERKSTOFF NR. 1.4903 Forged Flanges
  • ASTM A182 Alloy Steel F91 Bleed Ring Flange
  • Alloy Steel F91 Screwed Flanges
  • Chrome Moly F91 Square Flanges
  • F91 Chrome Moly BS 10 Flanges
  • F91 Alloy Steel BS 4504 Flanges
  • Chrome Moly UNS K90901 ASME B16.5 Flanges
  • AS WERKSTOFF NR. 1.4903 EN 1092-1 Flanges
  • Chrome Moly ASTM A182 F91 SAE Flanges
  • ASTM A182 Gr. F91 Alloy Steel RTJ Flanges
  • ANSI B16.5 F91 Alloy Steel ASME Flanges
  • Cr-Mo F91 5K SORF Flanges
  • Alloy Steel F91 Fq Expander Flanges
  • Cr-Mo Grade F91 High Hub Blind Flanges
  • ASME SA182 Alloy Steel F91 BLRF Flange
  • Cr-Mo F91 5K SORF Flanges
Alloy Steel F91 Flanges Supplying to Following Regions & Countries