ASTM A182 F91 Flanges

ASTM A182 F91 Flanges

Refer Alloy Steel F91 SORF Flange Dimension and Pressure Ratings, Biggest SA182 F91 Socket Weld Flange Manufacturer in India

Low alloy grade ASME SA 182 Gr F91 Flange manufactured according to the ASTM A182 specification are meant to be used for high temperature applications. Generally, low alloyed steel grade such as the SA 182 Gr F91 SORF Flange contains a max of about four to five elements in their alloy. Although SA182 F91 Flange produced from low alloyed steel grade is more expensive in comparison to plain carbon steel grades, its enhanced mechanical and corrosion resistance properties prove that these pipes can last longer while offering excellent performance.

Manufacturer of ASME SA 182 Gr F91 Weld Neck Flange for petrochemical plants, We Export Gr F91 Alloy Steel Flanges as per ANSI / ASME B16.5 standard

The increase in the price is due to the number of alloyants used in F91 low Alloy Steel, which as opposed to only 2 alloyants of carbon steels is higher. Alloying any metal can lead to an alteration in its mThe increase in the price is due to the number of alloyants used in F91 low Alloy Steel, which as opposed to only 2 alloyants of carbon steels is higher. Alloying any metal can lead to an alteration in its mechanical properties. In the case of low alloyed ASTM A182 F91 Flanges addition of elements such as manganese, molybdenum, chromium, nickel, tungsten or copper etc, makes them resilient. For instance, adding nickel is what improves and increases the resistance of the alloy to heat in elevated temperature settings, while chromium is known to aid against oxidation and adding manganese can increase the tensile strength, toughness and hardenability properties of the Low Alloy Steel ASTM A182 F91 Flange.

Any grade of Low Alloy Steel F91 Flanges is used by those industries that have elevated temperature settings and whose primary requirement is high tensile strength with moderate to corrosion resistance properties.

We offer ASME SA 182 Grade F91 Forged Flanges in various face such as Raised, RTJ, Flat, Tongue and Groove according to EN 1092-1, Supplier of ASTM A182 F91 material

ASTM A182 F91 Flanges

ASTM A182 F91 Flanges


Alloy Steel F91 SORF Flange

Alloy Steel F91 SORF Flange

SA182 F91 Socket Weld Flange

SA182 F91 Socket Weld Flange


Alloy Steel F91 SORF Flange Specifications

Manufacturer of ASTM A182 F91 Flanges
ANSI Pressure Class 2500LBS, 300LBS, 900LBS, 1500LBS, 600LBS, 150LBS, Alloy Steel F91 SORF Flange
Meets Standards SABS 1123, GOST 12821-80, GOST 33259, ASTM, UNI, ASME, DIN, API, BS, EN, ANSI, API, SP, ISO, JIS, MSS, SA182 F91 Socket Weld Flange
The most common types of ASTM A182 F91 Flanges we manufacture
  • ASTM A182 F91 Blind Flange
  • SA-182 F91 Socket Weld Flange
  • A182 Gr F91 Reducing Flange
  • SA 182 Gr F91 Slip On Flange
  • SA-182-F91 Lap Joint Flange
  • ASTM A182 Gr F91 Weld Neck Flange
  • F91 Alloy Steel Threaded Flange
  • SA182F91 Expander Flange
Manufacturer Pressure Classes
  • 20" ASTM A182 F91 Flange for Class 600 lb
  • 20" SA-182 F91 Flange for Class 300 lb
  • 24" A182 Gr F91 Flange for Class 150 lb
  • 10" SA 182 Gr F91 Flange for Class 1500 lb
  • 16" SA-182-F91 Flange for Class 900 lb
  • 8" ASTM A182 Gr F91 Flange for Class 2500 lb
EN 1092-1/ EN 1092-2 ASTM A182 F91 flange standard
6Bar, 16Bar, 40Bar, 25Bar, 10Bar, ASME SA 182 Gr F91 Weld Neck Flange
BS Standards BS10, BS4504, BS4504, BS1560, Gr F91 Alloy Steel Flanges
Japanese Industrial Standards - JIS B2220 16K, 30K, 20K, 5K, 10K, 40K, 63K, ASME SA 182 Grade F91 Forged Flanges
DIN Standards DIN 2633, DIN 2634, DIN 2655, DIN 2656, DIN 2638, DIN 2636, DIN 2566, DIN 2642, DIN 2630, DIN 2566, DIN 2634, DIN 2628, DIN 2576, DIN 2565, DIN 2641, DIN 2633, DIN 2627, DIN 2573, DIN 2637, DIN 2635, DIN 2636, DIN 2502, DIN 2635, DIN 2527, DIN 2576, DIN 2637, DIN 2629, DIN 2673, DIN 2638, DIN 2632, 2631, DIN 2631, DIN 2503, DIN 2527, DIN 2573, DIN 2628 ASTM A182 F91 material
Wall Thickness Sch140, Sch40, Sch30, EXT-Hvy, Sch80, XX-Hvy, Sch120, Sch60, Sch60, Sch100, STD, Sch20, Sch10, Alloy Steel Gr F91 Socket Weld Flange
Types Screwed, Forged, Plate, Welded, Threaded, ASTM A182 F91 Type 1 Flange
Most common SA-182 F91 flange processes followed by manufacturers
  • Cutting
  • Casting
  • Open die forging
  • Closed die forging
  • Roll forging
We also supply
  • Sealing Gaskets
  • Ring Joint Gasket
  • Flange Bolts as Required
Flange faces
  • Flat (FF)
  • Ring joint (RTJ)
  • Raised (RF)
  • Lap joint
  • Tongue and groove (T&G)
  • Male and female (M&F)
ASTM A182 F91 Flanges Standard
  • ASME B16.5 (Most popular)
  • ASME B16.47 Series B & A
  • ASME B16.48
  • GOST
  • BS4504
DIN Standards
  • DIN 2501
  • DIN 2633
  • DIN 2627
  • DIN 2642
  • DIN 2635
  • DIN 2543
  • DIN 2527
PN Rating PN25, PN64, PN6, PN10, PN40, PN16, ASTM A182 F91 Weld Neck Flange
Quality Inspection
  • EN 10204/3.1B MTC
  • 100% Radiography Test Report for any Cracks or any incomplete penetration
  • Raw Materials Certificate
  • Third Party Inspection Report
Value Added Services
  • CNC Machining
  • Large Diameter ASTM A182 F91 Flanges
  • Customised ASTM A182 F91 Flanges

SA182 F91 Socket Weld Flange Price in India

Description Price in US $ Price in INR Recent supply location
ASTM A 182 GR F91 BLIND FLANGE 3 X 1/2 NPTF US $ 111.57 per kg INR 8,516 per Kg Qatar
ASTM A182 GR F91 FLANGE, BLIND, 6, RF, ASME B16.5, CLASS150 US $ 50.48 per kg INR 3,853 per Kg Qatar
ASTM A182 F91 4300LB S-10S RF WN FLANGE US $ 483.94 per kg INR 36,940 per Kg United Kingdom
ASTM A182 F91 CL 2 300LB BLIND RF FLANGE US $ 135.91 per kg INR 10,374 per Kg United Kingdom
ASTM A182 F91 CL 1 150LB THREADED FLANGE US $ 35.45 per kg INR 2,706 per Kg United Kingdom

Different types of ASME SA-182 F91 Blind Flanges

ASTM A182 F91 Blind Flange

ASTM A182 F91 Blind Flange

DN 100 PN 50 RF A182 Gr F91 Blind Flange

DN 100 PN 50 RF A182 Gr F91 Blind Flange

2 Inch Class 600 RF A182 F91 Blind Flange

2 Inch Class 600 RF A182 F91 Blind Flange

20 Inch Class 150 F91 Carbon Steel Spectacle Blind Flange

20 Inch Class 150 F91 Carbon Steel Spectacle Blind Flange

600# 8 Inch RF SA182 Gr F91 Blind flange

600# 8 Inch RF SA182 Gr F91 Blind flange

2500# 10 Inch ANSI B16.5 ASME SA 182 F91 RTJ Blind Flange

2500# 10 Inch ANSI B16.5 ASME SA 182 F91 RTJ Blind Flange


ASTM A182 F91 Weld Neck Flange types

Class 150 LB SCH 40 ASTM A182 F91 WN Flange

Class 150 LB SCH 40 ASTM A182 F91 WN Flange

ASTM A182 F91 Weld Neck Flange

ASTM A182 F91 Weld Neck Flange

10IN CL300 SCH STD ASME B16.5 A182 F91 WN Flange

10IN CL300 SCH STD ASME B16.5 A182 F91 WN Flange

30 Inch Class 600 LB RF A182 F91 Weld Neck Flange

30 Inch Class 600 LB RF A182 F91 Weld Neck Flange

PN16 DN80 A182 Gr F91 WN Flange

PN16 DN80 A182 Gr F91 WN Flange

ASME B16.5 SCH 40 300# 6 Inch A182 Gr F91 WN RF Flange

ASME B16.5 SCH 40 300# 6 Inch A182 Gr F91 WN RF Flange


A182 Gr F91 Socket Weld Flange types

Class 150 LB SCH 40 ASTM A182 F91 WN Flange

Class 150 LB SCH 40 ASTM A182 F91 WN Flange

ASTM A182 F91 Socket Wled FLange

ASTM A182 F91 Socket Wled FLange

10IN CL300 SCH STD ASME B16.5 A182 F91 WN Flange

10IN CL300 SCH STD ASME B16.5 A182 F91 WN Flange

30 Inch Class 600 LB RF A182 F91 Weld Neck Flange

30 Inch Class 600 LB RF A182 F91 Weld Neck Flange

PN16 DN80 A182 Gr F91 WN Flange

PN16 DN80 A182 Gr F91 WN Flange

ASME B16.5 SCH 40 300# 6 Inch A182 Gr F91 WN RF Flange

ASME B16.5 SCH 40 300# 6 Inch A182 Gr F91 WN RF Flange


Types of ASTM A182 Gr F91 Slip-On Flanges

150# 36 Inch SA182 Gr F91 Slip On Flange

150# 36 Inch SA182 Gr F91 Slip On Flange

ASTM A182 F91 Slip-On FLange

ASTM A182 F91 Slip-On FLange

40 Inch 150 LB ASTM A182 F91 Slip-on Flange

40 Inch 150 LB ASTM A182 F91 Slip-on Flange

ASME B16.5, 8 Inch 600 LB Material A182 SORF Flanges

ASME B16.5, 8 Inch 600 LB Material A182 SORF Flanges

ASME B16.5 2 Inch 150 LB SA 182 F91 SO Flange

ASME B16.5 2 Inch 150 LB SA 182 F91 SO Flange

OD 2876.55*ID 2514.6 MM A182 Gr F91 Weldable Slip-on Flange

OD 2876.55*ID 2514.6 MM A182 Gr F91 Weldable Slip-on Flange


Types SA 182 Gr F91 Lap Joint Flanges

ASTM A182 F91 Lap Joint Flanges

ASTM A182 F91 Lap Joint Flanges

1 Inch ANSI B16.5 SA 182 F91 Stub End Lap Joint Flanges

1 Inch ANSI B16.5 SA 182 F91 Stub End Lap Joint Flanges

3 Inch DN80 F91 Lapped Joint Flange

3 Inch DN80 F91 Lapped Joint Flange

ASME B16.5 300LB SA182 Gr F91 Lap Joint Flanges

ASME B16.5 300LB SA182 Gr F91 Lap Joint Flanges

150 LB A182 F91 Lapped Joint Flange

150 LB A182 F91 Lapped Joint Flange

1/2 Inch ASTM A182 F91 Lap Joint Flange

1/2 Inch ASTM A182 F91 Lap Joint Flange


Types of SA 182 Gr F91 Threaded Flanges

DN50 2 inch A182 F91 Thread Flanges

DN50 2 inch A182 F91 Thread Flanges

ASTM A182 F91 Threaded Flanges

ASTM A182 F91 Threaded Flanges

64 inches ASTM A182 Gr F91 Threaded Flange

64 inches ASTM A182 Gr F91 Threaded Flange

ANSI B16.5 4 Inch F91 Steel Screw Thread Flanges

ANSI B16.5 4 Inch F91 Steel Screw Thread Flanges

3 Inch Class 300 ASTM A182 Hot Dipped Galvanized Thread Flanges

3 Inch Class 300 ASTM A182 Hot Dipped Galvanized Thread Flanges

1/2 Inch ASTM A182 F91 Threaded Flange

1/2 Inch ASTM A182 F91 Threaded Flange


Types of F91 Alloy Steel Forged Flanges

ASTM A182 F91 Forged Flanges

ASTM A182 F91 Forged Flanges

1 Inch F91 Forged Flange

1 Inch F91 Forged Flange

150 LB F91 Forged orifice Flange

150 LB F91 Forged orifice Flange

2 Inch x NPTF 1-1/2 Inch F91 Forged RTJ Flanges

2 Inch x NPTF 1-1/2 Inch F91 Forged RTJ Flanges

8 Inch F91 Forged Plate flange

8 Inch F91 Forged Plate flange

3 Inch F91 Forged Steel Flat Flange

3 Inch F91 Forged Steel Flat Flange


ASME SA 182 Gr F91 Weld Neck Flange Testing

  • Hydrostatic testing machine
  • UI trasonic flaw detector
  • X-ray detector
  • Direct-reading Spectrograph
  • Magnetic particle detector
testing

Gr F91 Alloy Steel Flanges Size Chart

Gr F91 Alloy Steel Flanges Size Chart
Looking for Large Diameter Alloy Steel Gr F91 Socket Weld Flange? Buy directly from ASTM A182 F91 Type 1 Flange manufacturer in Mumbai

ASME SA 182 Grade F91 Forged Flanges Dimensions

Pipe for Nominal Sizes Flanges I.D.
Flanges Outside Diam. (inch)
600 CL 300 CL 150 CL 400 CL 900 CL
3/4 inches 1.06 inches 2.625 2.625 2.25 2.625 2.75
1 inches 1.31 inches 2.875 2.875 2.625 2.875 3.125
1 1/4 inches 1.66 inches 3.25 3.25 3 3.25 3.50
1/2 inches 0.84 inches 2.125 2.125 1.875 2.125 2.50
2 inches 2.38 inches 4.375 4.375 4.125 4.375 5.625
2 1/2 inches 2.88 inches 5.125 5.125 4.875 5.125 6.50
3 inches 3.50 inches 5.875 5.875 5.375 5.875 6.625
1 1/2 inches 1.91 inches 3.75 3.75 3.375 3.75 3.875
4 inches 4.50 inches 7.625 7.125 6.875 7.00 8.125
6 inches 6.62 inches 10.50 9.875 8.75 9.75 11.375
8 inches 8.62 inches 12.625 12.125 11 12.00 14.125
5 inches 5.56 inches 9.50 8.50 7.75 8.375 9.75
10 inches 10.75 inches 15.75 14.25 13.375 14.125 17.125
12 inches 12.75 inches 18.00 16.625 16.125 16.50 19.625

ASTM A182 F91 material Weight Chart

BLRF Threaded NPS Lap Joint WRNR Slip On Socket Weld
2 1 ½ 1 2 1 2
2 2 1 2 3 2 2
3 3 3 3 3 3
2 2 ¾ 2 2 2 2
4 3 3 4 3 3
7 8 8 10 8 8
5 5 2 5 6 5 5
9 9 3 9 11.5 9 9
17 13 4 13 16.5 13 13
13 12 11 12 11 11
20 15 5 15 21 15 15
47 30 8 30 42 30 30
27 19 6 19 26 19 19
70 43 10 43 54 43 43
430 220 24 275 268 220 220
140 90 14 105 114 90 90
123 64 12 64 88 64 64
180 98 16 140 140 106 98
285 165 20 195 197 165 165
220 130 18 160 165 130 130
355 185 22 245 225 185 185

Alloy Steel Gr F91 Socket Weld Flange for Sale

2 Inch, 300#, SCH 80, Black, ASTM A182 Grade F91 Puddle Flange 8 Inch, 600#, RF, AS A182 F91 High hub Blind Flange
8 Inch, 150 LB, ASTM A182 F91 Cl.2 Slip On Flanges 8 Inch, 150 LB, SCH 80, Raised Face, A182 F91 Cl2 Threaded Flanges
8 Inch, Raised Face, Class 300, F91 Alloy Steel Lap Joint Flanges 8 Inch, SCH40, Forging, SA 182 Gr F91 Blind Flanges
6 Inch, 300LB, SCH STD, Alloy Steel F91 Spectacle Blind Flanges 10 Inch, 900LB, RF, ASTM A182 Grade F91 Square Flange
3 Inch, 300 LB, RF, ASTM A182 Gr F91 Ring Type Joint Flanges 4 Inch, 150 LB, Raised Face End, ASME SA 182 Gr F91 Socket Weld Flanges
10 Inch, Class 600, RF, A182 F91 Class 2 Reducing Flanges 12 Inch, Class 300, ASTM A182 Grade F91 Plate Flanges
6 Inch, Class 300, Alloy Steel A182 Grade F91 Orifice Flanges 18 Inch, 150LB, Raised Face, A182 Grade F91 Weld Neck Flanges
2 Inch, SCH 40, ASTM A182 F91 Tongue & Groove Flanges EN 1092-1, DN200, PN16, F91 A182 Long Weld Neck Flanges

ASTM A182 F91 Type 1 Flange Chemical Composition

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

Searching for ASTM A182 F91 Weld Neck Flange manufacturer in India? Leading UNS K90901 material Stockist and Distributor in Mumbai.

ASTM A182 F91 Weld Neck Flange Mechanical Properties

Yield Properties Tensile Properties Elongational
585 (0.2%Offset) 380 20 %

UNS K90901 material Equivalent Material

Forging Spec. Material Group Casting Spec. Equivalent UNS
X 10 CrMoVNb 9 1 9Cr-1Mo-V 1.4903 A217-C12A

Check our material dispatch in the following countries

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Al-Khafji Field Development - Offshore Portion-Saudi Arabia

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Gazprom Europe

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Sohar - Liwa Plastics Project-Oman

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