ASTM A182 F9 Flanges

ASTM A182 F9 is a specification for alloy steel flanges, which are essential components in piping systems, used to connect pipes, valves, and other equipment. These flanges are specifically designed for applications that require high-temperature and high-pressure resistance. Here, we will provide a brief overview of ASTM A182 F9 alloy steel flanges in 350 words.

ASTM A182 F9 alloy steel is known for its exceptional performance in elevated-temperature environments. It contains chromium, molybdenum, and other alloying elements, which provide superior corrosion and heat resistance. This makes it an ideal material for flanges used in industries such as petrochemical, power generation, and chemical processing.

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F9 alloy steel flanges are available in various types, including slip-on, weld neck, socket weld, blind, lap joint, and threaded flanges. Each type serves a specific purpose and can be used in different applications. The choice of flange type depends on the requirements of the system and the method of joining.

These flanges conform to ASTM A182, which sets the standards for the manufacturing process, chemical composition, and mechanical properties. This ensures that F9 alloy steel flanges meet the necessary quality and performance requirements for demanding applications. They are typically manufactured by forging or machining processes to meet the specified dimensions and tolerances.

One of the key features of F9 alloy steel is its ability to maintain its strength and integrity at elevated temperatures, making it suitable for high-temperature applications. This is vital in industries where processes involve extreme heat and pressure. Additionally, F9 flanges exhibit excellent resistance to corrosion, enhancing their longevity and reliability.

When selecting ASTM A182 F9 alloy steel flanges, it is important to consider factors such as flange size, pressure rating, temperature range, and the type of connection required. Proper selection ensures that the flanges can effectively withstand the operating conditions and maintain the integrity of the piping system.

Specification For Alloy Steel A182 F9 Flanges

StandardsASTM A182 / ASME SA182
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Size1/2″ (15 NB) to 48″ (1200NB)
Class150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
StandardANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Flange Face TypesFlate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
ASTM A182 F9 Flanges

STOCKIST & SUPPILERS FOR ALLOY STEEL A182 F9 FLANGES IN INDIA, CUSTOM SIZES ASTM A182 F9 CHROME MOLY STEEL SORF, WNRF, Blind Flanges AS PER CLIENT REQUIREMENT

Equivalent Grades Of ASTM A182 F9 Alloy Steel Flanges

STANDARD UNS DIN WERKSTOFF NR. DIN
Alloy F9 K90941 1.7386 X 12 CrMo 9 1

Various Types of Alloy Steel A182 F9 Flanges

Carbon Steel Slip on Flanges

ASTM A182 F9 Slip On Flanges

  • A182 AS Grade F9 Slip On Flanges
  • Alloy Steel A182 Gr.F9 SOFF Flanges
  • ASTM A182 Chrome Moly F9 SORF Flange
  • Chromium Molybdenum A182 F9 Slip On Flanges
  • ANSI B16.5 CrMo F9 Slip On Flanges
  • Cr-Mo ASTM A182 F9 Slip On Flange
  • ASTM 182 F9 Alloy Steel Slip On Flanges
Carbon Steel Weld Neck Flanges

ASTM A182 F9 Socket Weld Flanges

  • ASTM A182 Chromium Molybdenum Grade F9 SWRF Flange
  • ANSI B16.5 CrMo F9 Socket Weld Flanges
  • Cr-Mo ASTM A182 F9 SocketWeld Flange
  • Chrome Moly A182 Gr.F9 SWFF Flanges
  • Alloy Steel A182 F9 SocketWeld Flanges
  • A182 AS F9 Socket Weld Flanges
  • ASTM 182 F9 Alloy Steel Socket Weld Flanges
Carbon Steel Blind Flanges

ASTM A182 F9 Blind Flanges

  • Cr-Mo A182 F9 Blind Flanges
  • ANSI B16.5 AS F9 Blind Flanges
  • ASTM 182 F9 Alloy Steel Blind Flanges
  • ASTM A182 Chromium Molybdenum F9 BLRF Flange
  • A182 AS F9 Blind Flanges
  • Chrome Moly A182 Gr.F9 BLFF Flanges
  • Alloy Steel ASTM A182 F9 Blind Flange
Carbon Steel SocketWeld Flanges

ASTM A182 F9 Weld Neck Flanges

  • Alloy Steel ASTM A182 F9 Weld Neck Flange
  • Chrome Moly A182 Gr.F9 WNFF Flanges
  • ANSI B16.5 AS F9 Weld Neck Flanges
  • ASTM A182 Chromium Molybdenum Grade F9 WNRF Flange
  • A182 AS F9 Weld Neck Flanges
  • ASTM 182 F9 Alloy Steel Weld Neck Flanges
  • Cr-Mo A182 F9 Weld Neck Flanges
Carbon Steel A105 Threaded Flanges

ASTM A182 F9 Threaded Flanges

  • Alloy Steel ASTM A182 F9 Threaded Flange
  • Cr-Mo A182 F9 Threaded Flanges
  • ASTM 182 F9 Alloy Steel Threaded Flanges
  • Chrome Moly A182 Gr.F9 Screwed Flanges
  • ASTM A182 Chromium Molybdenum Grade F9 Screwed Flange
  • ANSI B16.5 AS F9 Threaded Flanges
  • A182 AS F9 Threaded Flanges
Carbon Steel Lap Joint Flanges

ASTM A182 F9 Lap Joint Flanges

  • Chrome Moly A182 Gr.F9 LJ Flanges
  • Cr-Mo A182 F9 Lap Joint Flanges
  • ASTM A182 Chromium Molybdenum F9 Lap Joint Flange
  • A182 AS F9 Lap Joint Flanges
  • ANSI B16.5 AS F9 Lap Joint Flanges
  • ASTM 182 F9 Alloy Steel Lap Joint Flanges
  • Alloy Steel ASTM A182 F9 Lap Joint Flange

Ready Stock Of Alloy Steel A182 F9 Flanges

  • ASTM A182 F9 Alloy Steel Raised Face Flanges
  • ASTM A182 Grade F9 CrMo Reducing Flanges
  • ASTM A182 F9 Alloy Steel Ring Type Joint Flanges
  • AS A182 F9 Tongue & Groove Flanges
  • Alloy Steel ASTM A182 Gr.F9 DIN Flanges
  • A182 CrMo F9 Slip On Flat Face Flanges
  • A182 F9 Chrome Moly Spacer Ring Flanges
  • ASME B16.5 Class 150 Alloy Steel F9 Flanges
  • A182 F9 Alloy Steel SORTJ Flange
  • Cr-Mo A182 Gr F9 Flat Face Flange
  • ASTM A182 Alloy Steel F9 Lap Joint Flanges
  • A182 F9 Chromium Molybdenum Pipe Flange
  • Chrome Moly A182 F9 Long Weld Neck Flanges
  • ANSI B16.5 Alloy Steel F9 Class 300 Flanges Dimensions
  • AS ASTM A182 F9 Orifice Flange
  • ASTM A182 F9 Alloy Steel Square Flanges
  • ASTM A182 CrMo Grade F9 Long Weld Neck Flanges
  • ASTM A182 F9 Cr-Mo Spectacle Blind Flanges
  • AS A182 Gr F9 Flanges
  • Cr-Mo ASTM A182 Grade F9 Flangeolet
  • Cr-Mo A182 F9 SWRTJ Flanges
  • Alloy Steel ASTM A182 F9 Industrial Flange
  • ASTM A182 AS Gr F9 Paddle Blank and Spacer
  • CrMo A182 F9 Nipoflange
  • Chromium Molybdenum A182 F9 NPT Threaded Flanges
  • Alloy Steel A182 Gr F9 Screwed Flanges
  • Cr-Mo A182 F9 SORF Flanges
  • A182 F9 Alloy Steel Custom Flanges
  • Chrome Moly A182 F9 Forged Flanges
  • ASTM A182 Gr.F9 AS Large Diameter Flange
  • A182 F9 Chromium Molybdenum Flange Pressure Rating
  • A182 F9 Chromium Molybdenum Blind Flange
  • ASTM A182M Alloy Steel Grade F9 Flange
  • Alloy Steel A182 F9 BLRTJ Flanges
  • ASTM A182 F9 CrMo Male & Female Flanges
  • ASTM A182 Gr.F9 CrMo Exhaust Flanges
  • Chrome Moly A182 F9 Plate Flange
  • Chrome Moly ASTM A182 F9 Flanges

ASTM A182 F9 Alloy Steel Flange Dimensions

NPS
(in.)
Alloy Steel A182 Flange Dimensions
Dia. of
Flange
(in.)
No.
of
Bolts
Dia. of
Bolts
(in.)
Dia. of
Bolt Holes
(in.)
Bolt
Circle
(in.)
1/43-3/841/20.622-1/4
1/23-1/241/20.622-3/8
3/43-7/841/20.622-3/4
14-1/441/20.623-1/8
1-1/44-5/841/20.623-1/2
1-1/2541/20.623-7/8
2645/80.754-3/4
2-1/2745/80.755-1/2
37-1/245/80.756
3-1/28-1/285/80.757
4985/80.757-1/2
51083/40.888-1/2
61183/40.889-1/2
813-1/283/40.8811-3/4
1016127/8114-1/4
1219127/8117
14211211.1218-3/4
1623-1/21611.1221-1/4
1825161-1/81.2522-3/4
2027-1/2201-1/81.2525
2432201-1/41.3829-1/2

Size Chart of ASTM A182 F9 Alloy Steel 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

Weight Chart of ASTM A182 F9 Alloy Steel 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

ASTM A182 F9 AS Flanges Chemical Composition

Grade C Mn Si P S Cr Mo
Alloy Steel F9  0.15 max  0.3-0.6 0.5-1.0  0.03 0.03 8-10 0.9-1.1

ASTM A182 Alloy Steel F9 Flanges Mechanical Properties

Tensile Strength Yield Strength (0.2%Offset) Elongation
380 585 20 %

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