Alpha Overseas
E-BROCHURE
Alpha Nickel

Alloy Steel F91 Forged Fittings Manufacturer, Supplier In Mumbai India

Alpha Overseas adhere to standard operating processes and rules while producing Alloy Steel F91 Forged Fittings. Every Alloy Steel F91 Forged Fittings has a permanent marking on the collar section that includes the necessary credentials. Additionally, it enables the smooth operation of the selection and purchase processes. Each forged fitting bears different marks, such as the manufacturer's trademark, the nation of origin, the standards, the size, the work pressure capacity, the material, and the pressure. F91 alloy is ferritic steel made of 9Cr-1Mo with controlled nitrogen concentration and purposeful additions of vanadium and niobium. It has exceptional creep strength and heat resistance.

Chrome Molybdenum Steel F91 Forged Fittings, CrMo F91 Forged Fittings, Alloy Steel F91 Forged Fittings Manufacturer, Alloy Steel ASTM A182 F91 Forged Socket Weld Fittings, Alloy Steel F91 Forged Pipe Fittings, F91 Alloy Steel Forged Fittings, Chrome Moly F91 Forged Fittings Weight Chart, Alloy Steel F91 High Pressure Forged Fittings Supplier in Mumbai, India.

Table Of Contents

Additionally, it strongly resists fatigue rupture, oxidation, and corrosion at high temperatures. The F91 steel is mainly used for headers, the main steam pipeline, superheater and reheater in power plant boiler construction, and the petrochemical industry's heating furnace piping. It has better thermal conductivity and thermal expansivity than other austenitic alloy steels.
Characteristics of Alloy Steel F91 Forged Fittings:
Due to its superior quality and increased strength to support more significant pressure, Alloy Steel F91 Forged Fittings offers a broad range of applications. Its wall thickness is more well-known than that of other fitting types. Their wall thickness makes them helpful for threading or machining the socket weld's end.

The Alloy Steel F91 Forged Fittings standard includes precise pressure-temperature ranges, tolerance upper and lower bounds, dimensional precision, marking specifications, and material specifications. This makes fittings valuable in fields like oil & gas, chemical, and power generation that require high pressure and severely corrosive environments. The direction of the stream can be changed by using Alloy Steel F91 Forged Fittings to reorient the piping system. The resilience, leakage-free operation, accurate dimensions, and smooth finish of these forged fittings have earned them fame.

Specification List of Alloy Steel F91 Forged Fittings

Standards ASTM A182 / ASME SA182
Dimensions ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size 1/8” NB to 4” NB (Socketweld & Screwed-Threaded)
Class 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Type Socketweld Fittings, Screwed-Threaded Fittings
Thread NPT, BSPT, BSPP
Test Certificates
  • EN 10204/3.1B
  • Raw Materials Certificate
  • 100% Radiography Test Report
  • Third Party Inspection Report, etc
Specialized manufacturer of 90º Elbows, 45º Elbows, Tees, Cross, Couplings, Reducer Inserts, Barrel Nipple, Unions, Bushing, Socket Weld / Screwed-Threaded Fittings, Plugs
Alloy Steel F91 Forged Fittings

Equivalent Grades Of Alloy Steel F91 Forged Fittings

STANDARD UNS WERKSTOFF NR. Trade Name
Alloy Steel F91 K90901 1.4903 9Cr-1Mo-V

Chemical Composition of ASTM A182 F91 Alloy Steel Forged Fittings

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

Mechanical Properties of Alloy Steel F91 Forged Fittings

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min
Alloy Steel F91 415 585 20

Manufacturing Standards of Alloy Steel F91 Forged Fittings

ASTM A182 / A182M Standard Specification for Forged or Rolled Alloy Steel Forged Fittings for High-Temperature Service
BS21 Threading.
BS3799 Specification for Steel Forged fittings, screwed and Socket-welding for the petroleum industry
ANSI B16.11 Forged fittings socket-weld and threaded.
Socket Weld and Threaded Forged Fittings
ANSI/ASME B1.20.1 Pipe threads, general purpose (inch).
ISO 4144 Stainless steel fittings threaded to ISO 7-1.
MSS SP-95 Swage(d) Nipples and Bull Plugs

Alloy Steel Gr F91 Forged Fittings Dimension

90º Elbow, 45º Elbow, Cross, Coupling, Half Coupling, Tee

All dimensions are in inches.  ANSIB16.11
Nom, Pipe Size Sock, Bore Diameter B Depth of Sock, Min Wall Thickness Minimum Bore Diameter of Fitting D Centre to Bottom of Socket Laying Lengths Tolerances, ±
3000# 6000# 90º Ells, Tee & Crosses 45º Ell Couplings Half Couplings




A A E F A E F
Sock, C Body G Sock C Body G 3000# 6000# 3000# 6000# 3000# 6000#

1/8” .420 .430 3/8 .125 .095 .135 .124 .254 .284 .141 7/16 7/16 5/16 5/16 1/4 5/8 .03 .06 .03
1/4 .555 .565 3/8 .130 .119 .158 .145 .349 .379 .235 7/16 17/32 5/16 5/16 1/4 5/8 .03 .06 .03
3/8 .690 .700 3/8 .138 .126 .172 .158 .478 .508 .344 17/32 5/8 5/16 7/16 1/4 11/16 .06 .12 .06
1/2 .855 .865 3/8 .161 .147 .204 .188 .607 .637 .451 5/8 3/4 7/16 1/2 3/8 7/8 .06 .12 .06
3/4 1.065 1.075 1/2 .168 .154 .238 .219 .809 .839 .599 3/4 7/8 1/2 9/16 3/8 15/16 .06 .12 .06
1 1.330 1.340 1/2 .196 .179 .273 .250 1.034 1.064 .800 7/8 1-1/16 9/16 11/16 1/2 1-1/8 .08 .16 .08
1-1/4 1.675 1.685 1/2 .208 .191 .273 .250 1.365 1.395 1.145 1-1/16 1-1/4 11/16 13/16 1/2 1-3/16 .08 .16 .08
1-1/2 1.915 1.925 1/2 .218 .200 .307 .281 1.595 1.625 1.323 1-1/4 1-1/2 13/16 1 1/2 1-1/4 .08 .16 .08
2 2.406 2.416 5/8 .238 .218 .374 .344 2.052 2.082 1.674 1-1/2 1-5/8 1 1-1/8 3/4 1-5/8 .08 .16 .08
2-1/2 2.906 2.921 5/8 .301 .276
.375 2.439 2.499
1-5/8
1-1/8
3/4 1-11/16 .10 .20 .10
3 3.535 3.550 5/8 .327 .300
.438 3.038 3.098
2-1/4
1-1/4
3/4 1-3/4 .10 .20 .10
4 4.545 4.560 3/4 .368 .337
.531 3.996 4.055
2-5/8
1-5/8
3/4 1-7/8 .10 .20 .10

Alloy Steel F91 Forged Fittings Weight List

Name WorkingPress. 1/4” 3/8” 1/2” 3/4” 1” 1-1/4” 1-1/2” 2” # per 100 pcs
90º Ells S/W 3000# 22 29 53 86 139 198 286 400
90º Ells Screw 3000# 29 53 86 139 198 286 400 1452
45º Ells S/W 3000# 22 38 53 86 139 198 374 396
45º Ells Screw 3000# 29 53 86 139 198 374 600 800
Tees S/W 3000# 31 40 73 106 158 220 317 572
Tees Screw 3000# 40 73 106 158 220 317 512 2090
Union Screw









Union S/W









Coupling S/W 3000# 9 18 26 40 92 152 229 462
Coupling Screw 3000# 9 18 26 40 92 152 229 462
Caps S/W 3000# 11 13 24 37 62 114 147 297
Caps Screw 3000# 11 13 24 37 62 114 147 297
Hex. Head Plugs 3000# 4 7 18 26 48 86 99 198
Sq. Head Plugs 3000# 2 4 9 18 33 57 73 136
Hex. Bushing 3000# 7 7 9 13 18 42 44 136
Flush Bushing 3000# 4 4 7 9 15 33 37 132

Different Types of Alloy Steel F91 Forged Fittings

Forged Elbow

Alloy Steel F91 Forged Elbow

  • F91 material Forged Elbow
  • Grade F91 Alloy Steel Street Elbow
  • Alloy Steel Gr F91 Socketweld Elbow
  • ASME SA182 F91 Chrome Moly Forged Pipe Elbow
  • Chrome Molybdenum Steel F91 90 Degree BSP Threaded Elbow
  • ASME SA182 F91 Alloy Steel Forged Socketweld Elbow
  • Chrome Molybdenum Steel F91 NPT Threaded Elbow
  • Chrome Moly F91 Elbow
  • Chrome Molybdenum Steel F91 Elbow
  • Alloy Steel 1.4903 Forged Elbow
  • Chrome Moly F91 Elbow
  • Alloy Steel F91 Screwed Elbow
  • ASTM A182 Alloy Steel F91 Forged Elbow
  • UNS K90941 Forged Socket weld Elbow
  • ASTM A182 F91 Alloy Steel Forged Elbow
  • Chrome Moly Alloy Steel F91 Elbow
  • ASME B16.11 Alloy Steel F91 Forged Elbow
  • F91 CrMo 45 Deg. Forged Elbow
  • F91 Alloy Steel Socket weld Elbow
Forged Tee

Alloy Steel F91 Forged Tee

  • F91 material Socketweld Tee
  • Alloy Steel A182 F91 Threaded Unequal Tee
  • ASME B16.11 Alloy Steel F91 Forged Tee
  • Alloy Steel F91 Forged Tee
  • ASTM A182 Alloy Steel Tee
  • Alloy Steel F91 Forged Socketweld Tee
  • F91 CrMo Socketweld Reducing Tee
  • Cr-Mo F91 Tee
  • Alloy Steel 1.4903 Forged Tee
  • F91 CrMo BSP Threaded Tee
  • ASTM A182 F91 Alloy Steel Forged Tee
  • Grade F91 Alloy Steel Forged Tee
  • Alloy Steel F91 Forged Tee
  • ASME SA182 F91 Alloy Steel Screwed Tee
  • F91 Alloy Steel Socket weld Tee
  • UNS K90941 Forged Socket weld Tee
  • Chrome Moly F91 Tee
  • Chrome Molybdenum Steel F91 Tee
  • Alloy Steel Gr F91 Forged Tee
  • Alloy Steel F91 NPT Threaded Tee
  • ASME SA182 F91 Chrome Moly Forged Pipe Tee
  • Chrome Molybdenum Steel F91 Forged Equal Tee
  • Chrome Moly Alloy Steel F91 Tee
Forged Cross

Alloy Steel F91 Forged Cross

  • Alloy Steel 1.4903 Forged Cross
  • Chrome Moly A182 Grade F91 Socketweld Cross
  • Alloy Steel A182 F91 Threaded Unequal Cross
  • Chrome Molybdenum Steel F91 Cross
  • Alloy Steel F91 NPT Threaded Cross
  • Chrome Molybdenum Steel F91 Forged Equal Cross
  • ASME SA182 F91 Chrome Moly Forged Pipe Cross
  • Chrome Molybdenum Steel F91 Socketweld Reducing Cross
  • UNS K90941 Forged Socket weld Cross
  • AS F91 Forged Socketweld Cross
  • Alloy Steel Gr F91 Alloy Steel Forged Cross
  • Cr-Mo F91 Cross
  • ASME B16.11 Alloy Steel F91 Forged Cross
  • Grade F91 Alloy Steel Screwed Cross
  • Chrome Moly Alloy Steel F91 Cross
  • Chrome Moly F91 Cross
  • F91 CrMo BSP Threaded Cross
  • F91 Alloy Steel Socket weld Cross
  • ASME SA182 F91 Alloy Steel Forged Cross
  • ASTM A182 F91 Alloy Steel Cross
Forged Couplings

Alloy Steel F91 Couplings

  • Chrome Molybdenum Steel F91 NPT Threaded Coupling
  • Chrome Molybdenum Steel F91 Couplings
  • Chrome Moly A182 Grade F91 Coupling
  • ASME SA182 F91 Alloy Steel Socketweld Coupling
  • Chrome Moly Alloy Steel F91 Couplings
  • Alloy Steel F91 Forged Socketweld Couplings
  • Alloy Steel 1.4903 Forged Couplings
  • ASME SA182 F91 Chrome Moly Forged Pipe Coupling
  • Alloy Steel Gr F91 Full Couplings
  • Alloy Steel F91 BSP Threaded Couplings
  • Chrome Moly F91 Couplings
  • UNS K90941 Forged Socket weld Couplings
  • Alloy Steel F91 Coupling
  • Alloy Steel F91 Screwed Couplings
  • Alloy Steel F91 Forged Coupling
  • ASME B16.11 Alloy Steel F91 Forged Coupling
  • F91 CrMo Forged Couplings
  • Grade F91 Alloy Steel Forged Couplings
  • F91 CrMo Half Coupling
  • ASTM A182 F91 Alloy Steel Forged Couplings
  • F91 Alloy Steel Socket weld Coupling
Forged Union

Alloy Steel F11 Forged Union

  • Alloy Steel F91 Forged Socketweld Unions
  • ASME SA182 F91 Chrome Moly Forged Pipe Union
  • UNS K90941 Forged Socket weld Unions
  • Grade F91 Alloy Steel Forged Unions
  • ASTM A182 F91 Alloy Steel Forged Unions
  • ASTM A182 Alloy Steel F91 Screwed Unions
  • Chrome Moly A182 Grade F91 Unions
  • Alloy Steel 1.4903 Forged Unions
  • Alloy Steel F91 Hex Unions
  • Alloy Steel F91 Union
  • Cr-Mo F91 Socket weld Forged Unions
  • Chrome Moly Alloy Steel F91 Forged Unions
  • Alloy Steel A182 F91 BSP Threaded Unions
  • Alloy Steel Gr F91 Socketweld Union
  • Chrome Molybdenum Steel F91 Forged Union
  • Alloy Steel F91 Forged Union
  • Chrome Molybdenum Steel F91 Hex Head Union
  • Chrome Molybdenum Steel F91 NPT Threaded Union
  • Chrome Molybdenum Steel F91 Unions
  • ASME B16.11 Alloy Steel F91 Forged Union
  • Chrome Moly F91 Unions
  • F91 Alloy Steel Socket weld Union
Forged Cap

Alloy Steel F91 Forged Cap

  • Alloy Steel A182 F91 Cap
  • Grade F91 Alloy Steel Socketweld Cap
  • ASTM A182 F91 Alloy Steel Forged Cap
  • Chrome Moly A182 Grade F91 Forged Cap
  • Chrome Moly Alloy Steel F91 Forged Pipe Cap
  • F91 Alloy Steel Socket weld Cap
  • ASME SA182 F91 Chrome Moly Forged Pipe Cap
  • Chrome Molybdenum Steel F91 Forged Cap
  • Chrome Molybdenum Steel F91 NPT Threaded Cap
  • Alloy Steel F91 Forged Socketweld Cap
  • Alloy Steel Gr F91 Forged End Cap
  • Alloy Steel 1.4903 Forged Cap
  • ASTM A182 Alloy Steel F91 Screwed Cap
  • Chrome Moly F91 Cap
  • Chrome Molybdenum Steel F91 Cap
  • ASME B16.11 Alloy Steel F91 Forged Cap
  • Cr-Mo F91 Socket weld Forged Cap
  • UNS K90941 Forged Socket weld Cap
  • Chrome Molybdenum Steel F91 Forged Pipe Cap
  • Alloy Steel A182 F91 BSP Threaded Cap

Contact us to get a quick quote for your requirement.

We offer these Alloy Steel F91 Forged Fittings as per DIN, ISO, JIS or ANSI / ASME Standard.

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Specialized in Following Alloy Steel F91 Forged Fittings

  • Alloy Steel F91 Socket weld Forged Fittings
  • ASTM A182 F91 Alloy Steel Forged Fittings
  • F91 CrMo Socket Weld Pipe Fittings Manufacturer In India
  • Alloy Steel Gr F91 Forged Fittings Supplier
  • B16.11 F91 Alloy Steel Forged Socket weld Fittings
  • Alloy Steel F91 Socket weld Fittings
  • Chrome Moly Alloy Steel F91 90° Forged Elbow
  • Chrome Molybdenum Steel F91 Fittings
  • Chrome Moly A182 Grade F91 Industrial Forged Fittings
  • UNS K90941 Forged Fittings
  • Alloy Steel F91 Forged Fittings Manufacturer
  • Chrome Molybdenum Steel F91 Hex Head Plug Manufacturer in Mumbai
  • Alloy Steel 1.4903 Forged Fittings
  • Alloy Steel A182 F91 Forged Fittings Price List
  • F91 CrMo Round Head Plugs
  • Grade F91 Alloy Steel Threaded Plugs
  • Grade F91 CrMo Forged Fittings
  • Alloy Steel Gr F91 Screwed Fittings Stockist
  • Chrome Moly A182 Grade F91 Barrel Nipple
  • Alloy Steel F91 SW Fittings
  • ASME SA182 F91 Alloy Steel Forged Fittings
  • Alloy Steel F91 Forged Fittings Exporters
  • F91 CrMo High Pressure Forged Fittings
  • Alloy Steel A182 F91 Forged Fittings at Best Price List In India
  • ASME/ANSI B16.11 F91 Alloy Steel Forged Fittings
  • F91 CrMo Square Head Plugs Wholesaler
  • Alloy Steel F91 Forged Fittings Supplier In Mumbai
  • Alloy Steel F91 Threaded Fittings
  • Chrome Molybdenum Steel F91 45 Degree Elbow
  • F91 Alloy Steel Fittings
  • Alloy Steel F91 Forged Fittings
  • Alloy Steel A182 F91 Forged Pipe Fittings Dealers in india
  • F91 Alloy Steel Forged Fittings
  • Grade F91 Alloy Steel Socket Weld Fittings Exporter In India

Applications of ASTM A182 F91 Alloy Steel Forged Fittings

Oil & Gas Industry

Oil & Gas Industry

Power Generation Industry

Power Generation Industry

Petrochemical Industry

Petrochemical Industry

Chemical Industry

Chemical Industry

Cement Industry

Cement Industry


We Export Alloy Steel F91 Forged Fittings Across the Globe

United Arab Emirates, Oman, Ukraine, Bolivia, Serbia, Sri Lanka, Trinidad & Tobago, Bahrain, Romania, Nigeria, France, Gabon, Algeria, United States, Switzerland, Poland, Ghana, Costa Rica, Norway, New Zealand, Spain, Brazil, Ireland, Angola, Netherlands, Taiwan, Yemen, Namibia, Italy, Vietnam, Peru, Afghanistan, Sweden, Japan, Belgium, Hungary, Austria, Jordan, Kuwait, India, South Korea, Thailand, Turkey, Nepal, Lithuania, Bulgaria, Iran, United Kingdom, Zimbabwe, Tunisia, Mexico, Singapore, Estonia, Lahore, Belarus, Portugal, Puerto Rico, Kenya, Finland, Hong Kong, Morocco, Bhutan, Indonesia, Malaysia, Venezuela, Saudi Arabia, China, Czech Republic, Russia, Croatia, Azerbaijan, columbia, Ecuador, Qatar, Bangladesh, Denmark, Algiera, Philippines, Canada, Greece, Iraq, Lebanon, South Africa, Libya, Macau, Kazakhstan, Mongolia, Australia, Gambia, Germany, Argentina, Colombia, Chile, Tibet, Slovakia, Pakistan, Egypt, Israel.

Domestic Supply Alloy Steel F91 Forged Fittings

Bengaluru, Noida, Haryana, Thiruvananthapuram, Gurgaon, Ludhiana, Jamshedpur, Kanpur, Rajkot, mumbai, New Delhi, Nagpur, Indore, Faridabad, Bhopal, Navi Mumbai, Kolkata, Ernakulam , Howrah, Pune, Ahmedabad, Pimpri-Chinchwad, Chennai, Surat, Nashik, Hyderabad, Chandigarh, Ranchi, Secunderabad, Thane, Visakhapatnam, Jaipur.

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