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Alloy Steel F91 Flanges

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Manufacturer of ASTM A182 Cr-Mo F91 Lap Joint Flanges, Alloy Steel F91 Threaded Flanges, Ready Stock Of Chrome Moly F91 Flanges, CrMo F91 Long Weld Neck Flanges, Alloy Steel F91 SORF Flanges Supplier in Mumbai.

Unifit Metal Alloys is supplier of AS ASTM A182 F91 Flanges, which guarantees superb durability and good quality. Alloy Steel ASME SA182 F91 Socket Weld Flanges has some excellent qualities to give, such as good quality and corrosion protection. It's used in things like kitchen benches, basins, troughs, equipment, and tools, as well as architectural panelling, handrails, and ornamentation. They are also used in Woven or welded screens for mining, tunnelling, and water filtering, as well as threaded bolts, springs, and other applications. We make an immaculate variety of these products, which are used in Chemical containers, including transport; Heat Exchangers; and so on. They are made with high-quality materials and cutting-edge technology in accordance with jointly confirmed standards.

DIN 1.4903 Socket Weld Flanges, Cr-Mo F91 Lap Joint Flanges, Alloy Steel F91 Square Flange, ANSI B16.5 Alloy Steel F91 RTJ Flanges, Chrome Moly F91 WNRF Flange, Alloy Steel F91 Flanges, UNS K90901 Blind Flanges, CrMo F91 Slip On Flange Manufacturer In Mumbai, India.

We are recognised as a leading and prominent business in the industry for offering a high-quality array of these ASTM A182 Alloy Steel F91 Orifice Flanges made from high-quality steel. We are regarded as a notable producer, dealer, and seller of a wide range of this alloy, which are known to be provided by our highly experienced experts, thanks to our definite quality management system. As a customer-focused industry company, we provide a diverse range of this steel to our valued clients, all of which have a flawless finish. High grade steel and advanced technology are used in the production of these tubes, which are quality examined before being offered to our clients.

We give these ASME SA182 Alloy Steel F91 Ring Type Joint Flanges with an exceptional surface finish for an excellent appearance and corrosion protection. We sell these products in a variety of sizes, specifications, and grades to meet the diverse needs of our clients. Customers can order these products in various forms such as rectangular / oval / round / square and other associated profiles components based on their needs. To reinforce our position, we are providing a comprehensive and quality-assured variety of these products, which are made by our dependable specialists using the best grade of steel. We present these products to our esteemed clients, backed by our extensive industrial experience.

Alloy Steel F91 Flanges

Get a best quote for Chrome Moly F91 SORF Flanges, We Keep Bulk Stock of Alloy Steel F91 Flanges at our stockyard, contact us to request a quote.

Alloy Steel F91 Flanges Specifications

Size Chart 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Pressure Rating Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
EN 6Bar 10Bar 16Bar 25Bar 40Bar
Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Most common types Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production Technique Forged, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2") to 200 NB (8")
Equal and Reducing Configurations

Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Manufacturer of

ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
-BS Flange, EN Flange, API 6A Flange, 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

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)

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 ASTM A182 F316 Alloy Steel Flanges
The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276

Alloy Steel F91 Flanges Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Alloy Steel F91 1.4903 K90901

Alloy Steel F91 Flanges Chemical Composition

Grade C Mn P s Si Ni Ch Mo Cb
F91 0.08-0.12 0.30-0.60 0.020 0.010 0.20-0.50 0.40 8.0-9.5 0.85-1.05 0.06-0.10

Alloy Steel F91 Flanges Mechanical Properties

Grade Tensile Strength (Mpa) Yield Strength (Mpa) Elongation % Hardness
Rockwell B (HR B) max Brinell (HB) max
F91 585 415 20 248 max

Various Types Of Alloy Steel F91 Flanges

Alloy Steel F91 Socket Weld Flanges

Alloy Steel F91 Socket Weld Flanges

UNS K90901 Socket weld Flanges ANSI B16.5 CrMo F91 Socket weld Flanges DIN 1.4903 SWRF Flanges Chrome Moly F91 SWRF Flanges
Alloy Steel F91 Lap Joint Flanges

Alloy Steel F91 Lap Joint Flanges

DIN 1.4903 Lap Joint Flange Chrome Moly F91 LJ Flanges ANSI B16.5 Cr-Mo F91 Lap Joint Flange UNS K90901 Lapped Joint Flanges
Alloy Steel F91 Slip On Flanges

Alloy Steel F91 Slip On Flanges

DIN 1.4903 Slip On Flanges ANSI B16.5 Alloy Steel F91 SORF Flanges UNS K90901 SORF Flanges Chrome Moly F91 Slip On Flanges
Alloy Steel F91 Forged Flanges

Alloy Steel F91 Forged Flanges

ANSI B16.5 CrMo F91 Forged Flanges UNS K90901 Forged Flanges DIN 1.4903 Forged Flanges Chrome Moly F91 Forged Flanges
Alloy Steel F91 Orifice Flanges

Alloy Steel F91 Orifice Flanges

ANSI B16.5 Alloy Steel F91 Orifice Flanges DIN 1.4903 Orifice Flanges UNS K90901 Orifice Flanges Cr-Mo F91 Orifice Flanges
Alloy Steel F91 Blind Flanges

Alloy Steel F91 Blind Flanges

UNS K90901 Blind Flange Alloy Steel F91 BLRF Flanges ANSI B16.5 Chrome Moly F91 Blind Flange DIN 1.4903 BLRF Flanges
Alloy Steel F91 Weld Neck Flanges

Alloy Steel F91 Weld Neck Flanges

UNS K90901 Welding Neck Flanges DIN 1.4903 Weld Neck Flanges ANSI B16.5 Alloy Steel F91 Weld Neck Flanges Cr-Mo F91 WNRF Flanges
Alloy Steel F91 Reducing Flanges

Alloy Steel F91 Reducing Flanges

ANSI B16.5 Chrome Moly F91 Reducing Flanges CrMo F91 Reducing Flanges DIN 1.4903 Reducing Flanges UNS K90901 Reducing Flanges
Alloy Steel F91 Threaded Flanges

Alloy Steel F91 Threaded Flanges

CrMo F91 Threaded Flanges UNS K90901 Threaded Flanges ANSI B16.5 Alloy Steel F91 Threaded Flanges DIN 1.4903 Threaded Flanges
Alloy Steel F91 Long Weld Neck Flanges

Alloy Steel F91 Long Weld Neck Flanges

UNS K90901 Long Weld Neck Flanges ANSI B16.5 Chrome Moly F91 LWN Flanges Alloy Steel F91 LWN Flanges DIN 1.4903 Long Weld Neck Flanges
Alloy Steel F91 Spectacle Blind Flanges

Alloy Steel F91 Spectacle Blind Flanges

Cr-Mo F91 Spectacle Blind Flanges ANSI B16.5 CrMo F91 Spectacle Blind Flanges DIN 1.4903 Spectacle Blind Flanges UNS K90901 Spectacle Blind Flanges
Alloy Steel F91 Ring Type Joint Flanges

Alloy Steel F91 Ring Type Joint Flanges

CrMo F91 RTJ Flanges UNS K90901 Ring Type Joint Flanges DIN 1.4903 RTJ Flanges ANSI B16.5 Alloy Steel F91 Ring Type Joint Flanges

Weight Chart Of Alloy Steel F91 Flanges

Pipe Normal Diam. O.D. Flange  Thk. Of Flange Min  Diam.
of
Hub 
Diameter of Raised Face  Length Hub.Y Thread Length Diam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
KG LB
inch dn O C X G Y T BC BH BN BD
1/2" 15 89.00 11.20 30.20 35.10 15.70 15.70 60.50 15.80 4 1/2" 0.4 0.9
3/4" 20 98.50 12.70 38.10 42.90 15.70 15.70 69.90 15.80 4 1/2" 0.7 1.5
1" 25 108.00 14.20 49.30 50.80 17.50 17.50 79.30 15.80 4 1/2" 0.8 1.8
1-1/4" 32 117.50 15.70 58.70 63.50 20.60 20.60 88.90 15.80 4 1/2" 1.2 2.6
1-1/2" 40 127.00 17.50 65.00 73.20 22.40 22.40 98.60 15.80 4 1/2" 1.5 3.3
2" 50 152.50 19.10 77.70 91.90 25.40 25.40 120.70 19.10 4 5/8" 2.3 5.1
2-1/2" 65 178.00 22.40 90.40 104.60 28.40 28.40 139.70 19.10 4 5/8" 3.7 8.1
3" 80 190.50 23.90 108.00 127.00 30.20 30.20 152.40 19.10 4 5/8" 4.1 9
3-1/2" 90 216.00 23.90 122.20 139.70 31.80 31.80 177.80 19.10 8 5/8" 5.1 11.2
4" 100 228.50 23.90 134.90 157.20 33.30 33.30 190.50 19.10 8 5/8" 5.9 13
5" 125 254.00 23.90 163.60 185.70 36.60 36.60 215.90 22.40 8 3/4" 7 15.4
6" 150 279.50 25.40 192.00 215.90 39.60 39.60 241.30 22.40 8 3/4" 8.4 18.5
8" 200 343.00 28.40 246.10 269.70 44.50 44.50 298.50 22.40 8 3/4" 13 28.6
10" 250 406.50 30.20 304.80 323.90 49.30 49.30 362.00 25.40 12 7/8" 18 39.5
12" 300 482.50 31.80 365.30 381.00 55.60 55.60 431.80 25.40 12 7/8" 29 64
14" 350 533.50 35.10 400.10 412.80 57.20 57.20 476.30 28.50 12 1" 39 86
16" 400 597.00 36.60 457.20 469.90 63.50 63.50 539.80 28.50 16 1" 47 103
18" 450 635.00 39.60 505.00 533.40 68.30 68.30 577.90 31.80 16 1 1/8" 57 126
20" 500 698.50 42.90 558.80 584.20 73.20 73.20 635.00 31.80 20 1 1/8" 76 167
24" 600 813.00 47.80 663.40 692.20 82.60 82.60 749.30 35.10 20 1 1/4" 97 214

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Ready Stock of Alloy Steel F91 Flanges

  • Alloy Steel F91 BLRF Flanges
  • CrMo F91 Threaded Flanges
  • ASTM A182 Alloy Steel F91 Square Flanges
  • Alloy Steel F91 Orifice Flanges
  • ASTM A182 Alloy Steel F91 Slip On Flanges
  • ASME SA182 Alloy Steel F91 Pipe Flanges
  • 1.4903 Raised Face Flanges
  • CrMo F91 Flanges Supplier
  • Alloy Steel F91 Flanges
  • Chrome Moly F91 RTJ Flanges
  • Alloy Steel F91 RTJ Flanges
  • ANSI B16.5 Alloy Steel F91 Flanges
  • Cr-Mo F91 Socket weld Flanges
  • Cr-Mo F91 Forged Flanges
  • CrMo F91 Lap Joint Flanges
  • 15 NB SCH 10 Chrome Moly F91 Welding Neck Flanges
  • Alloy Steel F91 Blind Flange
  • Chrome Moly WERKSTOFF NR. 1.4903 SORF Flange
  • Alloy Steel F91 Long Weld Neck Flanges Stockist
  • Alloy Steel F91 Lapped Joint Flanges
  • Chrome Moly F91 Slip On Flanges
  • Cr-Mo F91 Screwed Flanges
  • Alloy Steel F91 Welding Neck Flanges

  • ASME SA182 CrMo F91 Orifice Flanges Stockholder
  • ANSI B16.5 Chrome Moly F91 Plate Flanges
  • Alloy Steel F91 WNRF Flange
  • CrMo F91 Nippolet Flange Exporter
  • ASTM A182 Cr-Mo F91 RTJ Flanges
  • CrMo F91 Ring Type Joint Flange Manufacturer
  • Alloy Steel F91 Raised Face Flanges
  • Chrome Moly F91 Class 150 Flanges
  • Alloy Steel F91 Threaded Flanges
  • ASME B16.5 Chrome Moly F91 Forged Flanges
  • Alloy Steel F91 Forged Flanges
  • Chrome Moly F91 Industrial Flange
  • Alloy Steel F91 Pipe Flanges
  • DIN 1.4903 Flat Flanges
  • UNS K90901 BLRF Flange
  • Cr-Mo F91 Class 2500 Flange Manufacturer
  • Chrome Moly F91 Flanges Distributor
  • Chrome Moly F91 Screwed Flanges
  • Cr-Mo F91 Blind Flange
  • Alloy Steel F91 SWRF Flange
  • CrMo F91 Raised Face Flanges
  • Alloy Steel F91 Class 900 Flanges
  • ANSI B16.5 Cr-Mo F91 SORTJ Flange

Alloy Steel F91 Flanges Application Industries

Application Industries

Refineries

90%

Oil and Gas Industry

96%

Power Generation

80%

Pharmaceutical Equipment

85%

Pulp & Paper Industry

88%