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ASTM A182 Alloy Steel F91 Flanges / UNS K90901 Flanges

Alloy Steel F91 Pipe Flanges, Alloy Steel F91 Flanges, Alloy Steel Nipolet Flange, Alloy Steel F91 Socket Weld Flanges Exporter & Supplier in Italy. Alloy Steel EN 10CrMoVNb9-1 Slip-on Flange, Alloy Steel Threaded Flanges, Alloy Steel GR 91 Pipe Flanges Manufacturers & Suppliers in Italy, Alloy Steel UNS K91560 Spacer Flange, Chrome Moly Pipe Flanges, Alloy SORF Flanges, Alloy Blind Flanges, Alloy Steel F91 Forged Flanges Wholesaler & Manufacturer in Italy, Alloy Steel F91 Flanges Supplier Price in Italy.

UNS K90901 Flanges, WERKSTOFF NR. 1.4903 Flanges, Alloy Steel F91 Flanges, Alloy Steel F91 Flanges Manufacturer, DIN 1.4903 Flanges, ASTM A182 Alloy Steel F91 Flanges, ANSI B16.5 Alloy Steel F91 Flanges Supplier in Italy, Alloy Steel F91 Flanges prices in Italy.

Detailed Information

Dinesh Tube is one of the most prominent manufacturers and suppliers of Alloy Steel F91 Flanges. Our Alloy F91 Flanges are of eight types Alloy Steel F91 Slip On Flanges, B, Alloy Steel F91 Blind Flanges, Alloy Steel F91 Orifice Flanges, Alloy Steel F91 Socket weld Flanges, Alloy Steel F91 Threaded Flanges, Alloy Steel F91 Long weld Neck Flanges, Alloy Steel F91 RTJ Flanges, Alloy Steel F91 Reducing Flanges. includes several grades of other martensitic, austenitic, Ferritic, Ferritic-austenitic stainless steels and low alloy steels .The selection of these alloys will depend upon design and requirements as well as the end use of the application.The ASME SA182 gr f91 is a martensitic stainless steel forged fitting. The addition of Nickel and Molybdenum to the ASTM A182 f91 chemical composition, gives the alloy excellent ductility at sub zero temperature environments.
The addition of these elements also is one of the reasons why the ASTM A182 f91 mechanical properties are superior to other standard martensitic stainless steels grades like 13 Cr, 410 and 420 Mod.The ASME SA182 f91 flange steel is air hardened, with very little danger of the thick sections of the fastener cracking during heat treatment.
In addition to the maximum hardness allowance of the ASME SA182 gr f91 being limited to 23 HRC max, the NACE MR0175 imposes restrictions with regards to the heat treatment temperature.The ASTM A182 f91 material offers excellent weldability and corrosion resistance. Its improved corrosion resistance along with the ability of this martensitic stainless steel grade to withstand high temperature and high pressured environments is the reason why the alloy is extensively used in the manufacture of ASTM A182 f91 blind flanges etc. Chlorine exposure in Alloy Steel F91 Lap Joint Flanges should also not exceed temperatures of 1000 Degree F. Alloy Steel F91 Ring Joint Type Flanges only respond to cold – working practices and its mechanical properties are applicable for many areas of use. Alloy Steel F91 Spectacle Blind Flanges contains iron, chromium, manganese, silicon, carbon and, in many cases, significant amounts of nickel and molybdenum. All our Alloy Steel F91 Flanges conform to international standards and are manufactured according to ASTM, ASME, DIN, ANSI, EN, WERKSTOFFE, JIS, BS standards. Dinesh Flanges supplies a full range of specialized Alloy Flanges used for high-performance gas chromatography (GC) and liquid chromatography (LC) as components for chromatography columns used for analytical and preparative processes in diverse industries. Each piece of Flanges is fully tested by professionals according to international standards. Also available at best possible rates in the market.

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Alloy Steel ASTM A182 F91 Flanges

Alloy Steel ASTM A182 F91 Flanges

Alloy Steel F91 Flanges

Alloy Steel F91 Flanges

ASTM A182 Gr F91 Flanges

ASTM A182 Gr F91 Flanges

Product Specifications

Specifications ASTM A182 Alloy Steel F91 Flanges
ASME B16.5 Alloy Steel F91 Flanges size range 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Alloy Steel F91 Flanges Standards ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges, ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges,
Alloy Steel F91 Flanges Standard DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
Alloy Steel F91 Flanges Standard ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Alloy Steel F91 Flanges Standard UNI 6Bar 10Bar 16Bar 25Bar 40Bar
Alloy Steel F91 Flanges Standard JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
Alloy Steel F91 Flanges Standard EN 6Bar 10Bar 16Bar 25Bar 40Bar
Main Types Forged / Threaded / Screwed / Plate
Flange supporting material Gasket, Ring Joint, Flange Bolts
Alloy Steel F91 Pipe Flanges 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 Small Male-Female (SMF), Small Tongue & Groove, Large Tongue & Groove,Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF)
Most common Types of Alloy Steel F91 Flanges
  • Weld Neck Ring Flange (WNRF), Alloy Steel F91 Flanges
  • Lap Joint Ring Flange (LJRF), Alloy Steel F91 Flanges
  • Socket Weld Ring Flange (SWRF), Alloy Steel F91 Flanges
  • Slip-On Ring Flange (SORF), Alloy Steel F91 Flanges
  • Blind Ring Flange (BLRF), Alloy Steel F91 Flanges
  • Threaded Ring Flange, Alloy Steel F91 Flanges
  • Ring Type Joint Flange (RTJF), Alloy Steel F91 Flanges
Special design As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2") to 200 NB (8") Equal and Reducing Configurations Alloy Steel F91 Flanges Threaded Flanges, Socket Weld Flanges, Slip-On Flanges, Blind Flanges, Weld Neck Flanges
Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI ultrasonic flaw detector, Magnetic particle detector
Origin Indian / West Europe / Japan / USA / Korean
Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Specialized manufacturer of
  • DIN 2566 pn10
  • Rtj Flanges
  • DIN 2566 pn16
  • DIN 2566 en 1092 1
  • Pn16 Flanges
Alloy Steel F91 Flanges Standard 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(API 605), 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 specialised flanges
  • 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
Key markets and industries for Alloy Steel F91 Flanges
  • Nuclear power (mostly seamless).
  • Petrochemicals and acids.
  • Bitumen upgraders.
  • Heavy oil refineries.
Alloy Steel F91 Flanges Application
  • To Connect Pipe & Tubes in Gas,Construction Metallurgy, Shipbuilding, Petroleum, Power, Chemical etc

F91 Alloy Steel Flange Chemical Composition

C, % Mn, % P, % S, % Si, % Cr, % Mo, % V, % N, % Ni, % Al, % Nb, %
0.08-0.12 0.3-0.6 0.02 max 0.01 max 0.2-0.5 8.0-9.5 0.85-1.05 0.18-0.25 0.03-0.07 0.4 max 0.04 max 0.06-0.10

ASME SA182 F91 Flanges Mechanical Properties

Tensile Strength , MPa Yield Strength, MPa Elongation, % Hardness, HB
585 min 415 min 20 min 250 max

Equivalent Standard For Alloy steel F91 Flanges

UNS ASTM Equivalent material ASME
K91560 A335 P91 K90901, F91, 1.4903, X10CrMoVNb9-1 SA335 P 91

Types of Alloy steel F91 Flanges

Alloy Steel ASTM A182 F91 Orifice Flange
Alloy Steel ASTM A182 F91 Flanges
Alloy Steel F91 Weld Neck Flanges
Alloy Steel F91 Ring Type Joint Flanges
ASME SA182 F91 Alloy Steel F91 BLRF Flange
Chrome Moly Alloy Steel F91 DIN Flanges
Alloy Steel F91 Raised Face Flanges
Alloy Steel F91 Forged Flanges
Alloy Steel F91 BS 4504 Flanges
Alloy Steel F91 Flat Flange
Alloy Steel ASTM A182 F91 Reducing Flanges
Steel F91 Tongue & Groove Flanges
ANSI B16.5 Alloy Steel F91 RTJ Flanges
ASTM A182 Alloy Steel F91 Lap Joint Flanges
ASTM A182 Alloy Steel F91 Square Flanges
Alloy Steel 5Cr-1/2Mo Spectacle Blind Flanges
ANSI F91 Alloy Steel Blind Flange
Alloy Steel F91 Socket weld Flanges
Steel ASTM A182 F91 Threaded Flanges
Alloy ASTM A182 F91 SORF Flanges
ASTM A182 F91 Alloy Steel Nipoflange
Alloy Steel F91 ASME B16.5 Flanges
Alloy Steel F91 EN 1092-1 Flanges
Alloy Steel F91 Flanges
Alloy Steel F91 Slip on Flanges
Alloy Steel F91 Long Weld Neck Flanges
Chrome Moly Alloy Steel F91 Male & Female Flanges
Alloy Steel F91 Screwed Flanges
Chrome Moly Alloy Steel F91 WNRF Flange
ASME SA182M Alloy Steel F91 SWRF Flange

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