Alloy Steel F91 Flanges Supplier. ASTM A182 AS F91 Flanges Manufacturer in India.

Alloy Steel F91 Flanges Supplier, Manufacturer

Unichem Steel & Alloy Pvt. Ltd. is a highly acclaimed Alloy Steel F91 Slip On Flanges, ASTM A182 Chrome Moly F91 Threaded Flanges manufacturers in India. Chlorine exposure in Chrome Moly F91 Pipe Flanges, Alloy Steel F91 Flanges should also not exceed temperatures of 1000 Degree F. We manufacture a complete range of Alloy Steel Gr. F91 Socket Weld Flanges, Alloy Steel F91 RTJ Flange, F91 Alloy Steel WNRF Flanges in Stock in various sizes. The range of ANSI B16.5 Alloy Steel F91 Orifice Flange, Alloy Steel F91 Pipe Flanges including customized and conventional flanges complying with various international product quality standards for services at severe temperature. We maintain big stock of Alloy Steel F91 Nippo Flanges, 150# ANSI Alloy F91 Flanges, and Chrome Moly F91 Blind Flanges. Unichem Steel & Alloy Pvt. Ltd. is looking for more stockholders in Rajasthan, Raipur, Maharashtra, Tamil-Nadu, Karnataka, Uttar-Pradesh, Haryana, West-Bengal, Punjab, Khopoli, Nagpur, Madhya-Pradesh, Ghaziabad, Karnataka, Ludhiana to sell our Alloy Steel F91 Weld Neck Flange, ANSI B16.5 Chrome Moly F91 Ring Type Joint Flanges. Alloy Steel F91 Nippolet Flanges, Alloy Steel F91 Spectacle Blind Flanges testing includes radiography test and PMI test.

Largest Manufacturer and Stockist of ASME SA182 Alloy Steel F91 Flanges, AS F91 Slip-on, Weld Neck, High Hub Blind, Raised Face, Socket Weld, Orifice, Ring Type Joint, Threaded, Lap Joint, Square, Long Weld Neck, Spectacle Blind, Paddle Blind, Ring Spacer, Tongue and Groove, Backing Ring, Nipoflange, Weldoflange, Forged, Male & Female, Reducing, Expander Flanges in Mumbai

Most Trusted Supplier and Exporter of ASTM A182 Alloy Steel F91 Flange, UNS K90901 Pipe Flanges, WNR 1.4903 Flange, 150# AS F91 Flange, ASTM A182 AS F91 Flange in South Africa, Saudi Arabia, Spain, Kuwait, Singapore, Malaysia, UAE, Italy, Nigeria, Iraq, Thailand, Turkey, Vietnam, Oman, Qatar, Myanmar, Sri Lanka.

Alloy Steel ASTM A182 F91 Flanges Specifications

Specifications

ASME SA182 / ASTM A182.

Standards / Dimensions

ANSI B16.47, MSS SP44, ANSI B16.5, Series A & B, ASA, API-605, AWWA, B16.48, BS 10, BS4504, EN-1092, DIN.

Size Range

1/2″(15 NB) to 48″(1200NB).

Alloy Steel ASTM A182 F91 Flanges Specifications
Flange Class

150#, 300#, 400#, 600#, 900#, 1500#, 2500#.

Flange Face Type

Flate Face (FF), Ring Type Joint (RTJ), Raised Face (RF).

Pressure

PN6, PN10, PN16, PN25, PN40, PN64 etc.

Leading Manufacturers of Different Types of ASTM A182 Alloy Steel F91 Flanges (WERKSTOFF NR. 1.4903 / UNS K90901 / EN 1.4903) in the form of Slip on Flange | Weld Neck Flange | High Hub Blind Flange | Raised Face Flange | Socket Weld Flange | Orifice Flange | Ring Type Joint Flange | Threaded Flange | Lap Joint Flange | Square Flange | Long Weld Neck Flange | Spectacle Blind Flange | Paddle Blind Flange | Ring Spacer Flange | Tongue and Groove Flange | Backing Ring Flange | Nipoflange | Weldoflange | Forged Flange | Male & Female Flange | Reducing Flange | High Hub Blind Flange | Expander Flange | ANSI Flange | ASME Flange | BS Flanges | DIN Flanges | EN Flanges at Best Prices in India.

ASTM A182 F91 Alloy Steel Flanges Types

ASTM A182 Alloy Steel F91 Lap Joint Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Lap Joint Flange, ASTM A182 Alloy Steel F91 Lap Joint Flange Supplier in Mumbai, India

Alloy Steel F91 Lap Joint Flange

ASTM A182 Alloy Steel F91 Square Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Square Flange, ASTM A182 Alloy Steel F91 Square Flange Supplier in Mumbai, India

Alloy Steel F91 Square Flange

ASTM A182 Alloy Steel F91 Slip On Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Slip On Flange, ASTM A182 Alloy Steel F91 Slip On Flange Supplier in Mumbai, India

Alloy Steel F91 Slip On Flange

ASTM A182 Alloy Steel F91 Weld Neck Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Weld Neck Flange, ASTM A182 Alloy Steel F91 Weld Neck Flange Supplier in Mumbai, India

Alloy Steel F91 Weld Neck Flange

ASTM A182 Alloy Steel F91 Blind Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Blind Flange, ASTM A182 Alloy Steel F91 Blind Flange Supplier in Mumbai, India

Alloy Steel F91 Blind Flange

ASTM A182 Alloy Steel F91 Orifice Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Orifice Flange, ASTM A182 Alloy Steel F91 Orifice Flange Supplier in Mumbai, India

Alloy Steel F91 Orifice Flange

ASTM A182 Alloy Steel F91 Socket weld Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Socket weld Flange, ASTM A182 Alloy Steel F91 Socket weld Flange Supplier in Mumbai, India

Alloy Steel F91 Socket weld Flange

ASTM A182 Alloy Steel F91 Threaded Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Threaded Flange, ASTM A182 Alloy Steel F91 Threaded Flange Supplier in Mumbai, India

Alloy Steel F91 Threaded Flange

ASTM A182 Alloy Steel F91 Long weld Neck Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Long weld Neck Flange, Swage Nipple, ASTM A182 Alloy Steel F91 Long weld Neck Flange Supplier in Mumbai, India

Alloy Steel F91 Long weld Neck Flange

ASTM A182 Alloy Steel F91 RTJ Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 RTJ Flange, ASTM A182 Alloy Steel F91 RTJ Flange Supplier in Mumbai, India

Alloy Steel F91 RTJ Flange

ASTM A182 Alloy Steel F91 Reducing Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Reducing Flange, ASTM A182 Alloy Steel F91 Reducing Flange Supplier in Mumbai, India

Alloy Steel F91 Reducing Flange

ASTM A182 Alloy Steel F91 Forged Flange

ANSI B16.47 / ANSI B16.5 Alloy Steel F91 Forged Flange, ASTM A182 Alloy Steel F91 Forged Flange Supplier in Mumbai, India

Alloy Steel F91 Forged Flange

ASME SA182M Alloy Steel F91 Class 300 Flange Equivalent Grades

STANDARD UNS WERKSTOFF NR.
Alloy Steel F91 K90901 1.4903

Alloy Steel F91 Industrial Flanges Chemical Composition

Grade C Mn P S Si Ni Ch Mo Cb N
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 0.03-0.07

ASTM A182 F91 Alloy Steel Pipe Flanges Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
F91 585 415 20 248 max

Why Purchase From Unichem Steel & Alloy Pvt. Ltd.

  • We at, Unichem Steel & Alloy Pvt. Ltd. design F91 Alloy Steel Lapped Joint Flanges to the specific pressure ratings; 150lb, 300lb, 400lb, 600lb, 900lb, 1500lb, and 2500lb to satisfy all needs of varied industries in India and Overseas.
  • For Alloy Steel A182 F91 Threaded Flanges making we have world-class machinery. In house CNC, Lathe Machines as well as punch dyes required for the production of A182 F91 Chrome Moly Plate Flange. Testing facilities like PMI Machine, Spectro machine, Hardness Test, Mechanical test, Hydrostatic Testing, Pressure testing, Ultrasonic Testing, and manual inspection of gauge.
  • We are producing Alloy Steel 9Cr-1Mo-V-Nb Socket Weld Flanges using different dimensional standards such as American Standard Flanges (ANSI/ASME/AWWA), South African Standard Flanges (SABS / SANS), German Standard Flanges (DIN), Russian Standard Flanges (GOST), European Standard Flanges (EN), Petroleum Standard Flanges (API), Japanese Standard Flanges (JIS), MSS Standard Flanges (MSS-SP), British Standard Flanges (BS).
  • Unichem Steel & Alloy Pvt. Ltd. is an expert in manufacturing of custom size Alloy Steel F91 Forged Flanges with accurate dimensions and uniform wall thickness.
  • We strive for quality production of A182 F91 Material. We adequately test raw materials and conform to DIN, EN, MSS, ANSI, ASTM, ASME, JIS Standards to make the highest quality ANSI/ASME B16.5 Chrome Moly Grade F91 Blind Flange. It is provided with 100% Radiography Test Report and Third Party Inspection or Buyer Inspection service is available on finished products.
  • ASME SA182 Gr.F91 Slip On Flange are packaged to ensure that there is no damage during transit. In the case of exports, products are packed in wooden cases to make sure that flanges can be reached to the client in the same form as it is manufactured. All ASME SA182 F91 Class 2 And Class 1 Reducing Flanges are marked with Size, Grade, Lot No, and our trademark. On special requests we make custom marking on Flanges.
  • As leading exporters and suppliers we keep a buffer stock of ASTM A182 F91 Class 3 Orifice Flanges in the size range of 1/2″(15 NB) to 48″(1200NB). In order to meet the off-hand requirement of our buyers.
  • No minimum quantity order limit. Get Market leading prices on all types of ASME SA182 F91 Material in India.

In Stock Grades of Alloy Steel F91 Flanges

Alloy Steel F91 RTJ Flange Manufacturing Standards

German Steel Flanges Standard
DIN 2527 Steel Blind Flanges, BLRF
DIN 2573 / 2576 Flat Flange for Welding (Slip On)
DIN 2673 Loose Flanges and Rings for Welding (Slip On Flanges and Plain Collars)
DIN 2641 / 2642 Lapped / Loose (Lap Joint) Flanges Plain Collars
DIN 28115 Long Neck Welding Flanges
DIN PN10, PN16 Alloy Steel F91 PN10 Flanges, F91 Alloy Steel DIN PN 10 Flanges, A182 F91 Alloy Steel PN16 Flange
DIN PN20, PN25 Alloy Steel F91 PN20 Flanges, F91 Chrome Moly DIN PN 25 Flanges
DIN PN40, PN50 Chrome Moly Steel F91 PN40 Flanges, F91 Alloy Steel DIN PN 50 Flanges
American Steel Flanges Standard
Standard Code Standard Name
ANSI ASME SA-182 Forged Flanges
ANSI ASME B16.5 Slip on flange, Welding neck flange, Blind flange, Threaded flange, Lap joint flange, RTJ flange
ASME – B 16.47 Welding neck flange, Blind flange
ASME – B 16.36 Welding neck flange Slip on flange
Japanese Steel Flanges Standard
JIS B2220 Slipon plate flange (SOP), Slipon Hub (SOH), Socket Welding flange (SW), Welding neck flange (WN), Lapjoint (LJ), Threaded flange (TR)/ Itegral flange (IT) Blank flange (BL)
JIS B2291 Slipon plate flange (SOP), Slipon Hub (SOH), Socket Welding flange (SW), Welding neck flange (WN), Lapjoint (LJ), Threaded flange (TR)/ Itegral flange (IT) Blank flange (BL)
JIS 5K, 10K Alloy Steel F91 5K SORF Flanges, F91 Alloy Steel 10K SOFF Flanges
JIS 16K, 20K Alloy Steel F91 16K Blind Flanges, A182 F91 Chromium Molybdenum Steel 20K BLRF Flanges
JIS 30K, 40K Alloy Steel F91 30K Slip on Flanges, F91 Alloy Steel 40K Blind Flanges
British Standard Pipe Flanges Standard
BS 10 Table D Alloy Steel F91 BS 10 Table D Flanges, F91 Table D Pipe Flange
BS 10 Table E Alloy Steel F91 BS 10 Table E Flanges, A182 F91 Table E Pipe Flange
BS 10 Table F Chromium Molybdenum Steel F91 BS 10 Table E Flanges, F91 Cr-Mo Table E Flanges
BS 10 Table H Alloy Steel F91 BS 10 Table E Flanges, Cr-Mo F91 Table E Pipe Flanges
Italian Flanges Standard
UNI FLANGES Plan flanges (2276, 2277, 2278, 6083, 6084) Welding neck (2280, 2281, 2282, 2283, 2284, 2285, 2286) Lapped flanges (6088, 6089, 6090, 2999, 2300) Blind flanges (6091, 6092, 6093, 6094, 6095, 6096, 6097) threaded flanges (2253, 2254)

F91 Alloy Steel EN 1092-1 Flanges Applications and Uses

  • Power Plant / Power Generation
  • Fertilizers
  • Oil & Gas
  • Refineries
  • Chemical Industry
  • Pulp and Paper Industry
  • Petrochemicals
  • Engineering Project
  • Environmental and Water Projects
  • Boiler Manufacturers
  • Pumps and Valves
  • Cement Industries
  • Aerospace Industry
  • Nuclear Industry
  • Construction
  • Ship Building Companies
  • Thermal Processing
  • Pharma Industry
  • Off-Shore Oil Drilling Companies
F91 Alloy Steel EN 1092-1 Flanges Applications and Uses

ANSI B16.5 Alloy F91 Orifice Flanges Type, Pressure Class, & Size

Specification Item Type Pressure Class Size Range
ASME/ANSI B16.36 Orifice Flanges (Slip-on, Weld neck, Threaded) 300 To 2500LBS 1″ to 12″
ASME/ANSI B16.5 Slip-on, Socket Weld, Blind, Weld Neck, Threaded and Lap Joint Flanges 150 to 2500LBS
150 to 1500LBS
26“ to 60″
26“ to 48″
BS 10 Blind, Slip-on and Welding neck flanges TABLE-A, D, E, F, H, J, K, R, S, T 15mm to 600mm
ASME/ANSI B16.9/MSS SP-43 Stub end -Type:A, B, C (Short pattern) S10, S40, S80 ½” to 24”
ASME/ANSI B16.47 Orifice Flanges (Slip-on, Weld neck, Threaded) 75 to 300LBS
400, 600LBS
900LBS
1/2“ to 12″
26“ to 60″
26“ to 48″
EN 1092-1 / DIN / BS 4504 Flanges 01 (Plate flange), 02 (Loose plate flange for Types 32—37), 04 (Loose plate flange for Type 34), 05 (Blind flange), 11 (Weld-neck flange), 12 (Hubbed slip-on flange), 13 (Hubbed PN2.5 to PN16
PN25
PN40
PN63
PN100
PN160, PN250
PN320
PN400
10mm to 1800mm
10mm to 1000mm
10mm to 600mm
10mm to 400mm
10mm to 350mm
10mm to 300mm
10mm to 250mm
10mm to 200mm

Ready Stock of A182 F91 Slip On Flanges in India

Alloy Steel F91 Flanges Alloy Steel F91 EN 1092-1 Flanges
Alloy Steel F91 BS 4504 Flanges Alloy Steel F91 Forged Flanges
Alloy Steel A182 F91 Flanges Alloy Steel F91 Slip on Flanges
Alloy Steel F91 Flat Flange Suppliers ANSI F91 Alloy Steel Blind Flange
Alloy Steel F91 Weld Neck Flanges Dealer Alloy Steel F91 Socket weld Flanges Exporter
Alloy Steel F91 Long Weld Neck Flanges Stockholder Steel ASTM A182 F91 Threaded Flanges Distributors
Alloy Steel ASTM A182 F91 Reducing Flanges Alloy Steel F91 Ring Type Joint Flanges Manufacturer
Alloy Steel A182 F91 Orifice Flange Alloy Steel 9Cr-1Mo-V-Nb Spectacle Blind Flanges
Chrome Moly Alloy Steel F91 WNRF Flange Alloy ASTM A182 F91 SORF Flanges
ANSI B16.5 Alloy Steel F91 RTJ Flanges Alloy Steel F91 Screwed Flanges Stockist
ASTM A182 Alloy Steel F91 Lap Joint Flanges ASME SA182 Alloy Steel F91 BLRF Flange
Alloy Steel F91 Raised Face Flanges ASTM A182 F91 Alloy Steel Nipoflange
A182 Alloy Steel F91 Square Flanges ASME SA182M Alloy Steel F91 SWRF Flange
Steel F91 Tongue & Groove Flanges Chrome Moly Alloy Steel F91 Male & Female Flanges
Chrome Moly Alloy Steel F91 DIN Flanges Alloy Steel F91 ASME B16.5 Flanges
F91 Alloy Steel SORF Flanges Alloy Steel A182 F91 BLRF Flanges
Alloy Steel A182 F91 Puddle Flanges Alloy F91 Split Flanges Stockist
F91 Alloy Steel SAE Flanges ASME SA182 F91 Reducing Flanges Wholesaler
Alloy Steel F91 Flanges Manufacturer ASTM A182 Alloy Steel F91 Exhaust Flanges
AS F91 Screwed Flanges Exporter ASME SA182 Alloy Steel F91 Tank Flanges
A182 F91 Alloy Steel RTJ Flanges F91 Alloy Steel Flanges WNRF Flanges Supplier
Alloy F91 Flanges F91 Alloy Steel Flanges EN 1092-1 Flanges

Alloy Steel F91 Flanges Exporter

EUROPE: Albania, Austria, Belgium, Croatia, Czech Republic, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Malta, Netherlands, Norway, Portugal, Russia, Slovakia, Slovenia, Spain, Switzerland, UK, Ukraine.
ASIA: Bangladesh, Cambodia, India, Indonesia, Japan, Malaysia, Maldives, Myanmar, Singapore, South Korea, Sri Lanka, Taiwan, Thailand, Vietnam.
AFRICA: Algeria, Angola, Egypt, Equatorial Guinea, Gabon, Libya, Nigeria, South Africa, Sudan, The Republic Of Congo.
MIDDLE EAST: Bahrain, Cyprus, Iran, Iraq, Jordan, Kuwait, Oman, Qatar, Saudi Arabia (KSA), Syria, Turkey, United Arab Emirates (UAE), Yemen.
NORTH AMERICA: Bahamas, Canada, Costa Rica, Denmark, Jamaica, Mexico, Panama, Puerto Rico, Trinidad And Tobago, USA.
SOUTH AMERICA: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Uruguay, Venezuela.

A182 F91 Weld Neck Flange Supplier

Aberdeen, Abu Dhabi, Ahmedabad, Ahvaz, Al Jubail, Al Khobar, Algiers, Ankara, Atyrau, Bangkok, Bengaluru, Bhopal, Bogota, Brisbane, Busan, Cairo, Calgary, Caracas, Chandigarh, Chennai, Chiyoda, Coimbatore, Colombo, Courbevoie, Dallas, Dammam, Doha, Dubai, Edmonton, Ernakulam, Faridabad, Geoje-si, Gimhae-si, Granada, Gurgaon, Hanoi, Haryana, Ho Chi Minh City, Hong Kong, Houston, Howrah, Hyderabad, Indore, Istanbul, Jakarta, Jeddah, Karachi, Kolkata, Kuala Lumpur, Kuwait City, La Victoria, Lagos, Lahore, London, Los Angeles, Ludhiana, Madrid, Manama, Melbourne, Mexico City, Milan, Montreal, Moscow, Mumbai, Muscat, Navi Mumbai, New Delhi, New York, Noida, Perth, Petaling Jaya, Pimpri-Chinchwad, Port-of-Spain, Pune, Rajkot, Rio de Janeiro, Riyadh, Santiago, Secunderabad, Seoul, Sharjah, Singapore, Surat, Sydney, Tehran, Thane, Thiruvananthapuram, Toronto, Ulsan, Vadodara, Visakhapatnam, Vung Tau.

Contact us to get a quick quote for A182 F91 Blind Flanges.

WE ARE OFFERING ALLOY STEEL F91 FLANGES AS PER ISO, DIN, JIS OR ANSI STANDARD.

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