Alloy Steel F12 Reducing Flanges, Chrom Moly F12 Socket Weld Flanges Manufacturer in India.
Unifit Metalloys Inc is a renowned trader and distributor of AS F12 Flanges, which has three different outlets in it, and is used to change the direction of pipe flows. We offer Chrome Moly F12 Slip On Raised Flanges at very reasonable and affordable prices to our customers. These Alloy Steel F12 Blind Raised Flanges are perfect for high and low temperature application and ensure to offer long service life. These Chromium Molybdenum F12 Forged Flanges are available in different grades, specification, shapes and thickness as per the clients’ requirements. In addition, these particular Alloy Steel F12 Threaded Flanges are being used for branch connections in its irrigation systems, where two horizontal and one vertical pipe can be attached without any difficulty.

Table of Contents
- Alloy Steel F12 Flanges Specification
- ASTM A182 Grade F12 Alloy Steel Flanges Equivalent Grades
- Grade F12 Alloy Steel Flanges Chemical Composition
- ASTM A182 Alloy Steel F12 Flanges Mechanical Properties
- Chrome Moly F12 Flanges Types
- Other Types of Grade F12 Alloy Steel Flanges in Stock
- ASTM A182 Cr-Mo F12 Flanges Schedule / Class
- ASME B16.5 Alloy Steel F12 Pipe Flanges Dimensions In MM
- Pressure Rating of Alloy Steel F12 Pipe Flanges
Alloy Steel A182 F12 Lap Joint Flange, JIS Alloy Steel F12 Orifice Flanges, PN10 PN16 Alloy Steel F12 Slip On Flange Pressure Rating, Alloy Steel F12 Threaded Flange, Chromium Molybdenum F12 Threaded Flanges, CrMo F12 Flat Flanges, UNS K11562 Orifice Flanges Supplier in Mumbai, India.

Get a best quote for ANSI B16.11 Alloy Steel F12 Flanges from Leading Manufacturer, Buy Grade F12 Chrome Moly Weld Neck Flanges/Slip On Flanges at Best Price in India.
Alloy Steel F12 Weld Neck Flanges is used as a correlation point between two lengths of pipes to make a change in the direction or flow in the pipe. We supply and manufacture these CrMo F12 Socket Weld Flanges to meet your customized requirements. These Alloy Steel F12 Lap Joint Flanges are made up of in dissimilar grades of standard ranges and meet its terms through national and international standards. We offer these Chrome Moly F12 Ring Type Joint Flanges in a wide range of lengths that makes them suitable for intertwined plumbing systems reserved in an area.
Alloy Steel F12 Flanges Specification
Specifications | ASTM A182 / ASME SA182 |
---|---|
Flange Size Chart | 1/2" (15 NB) to 48" (1200NB) DN10~DN5000 |
Flange Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
Flange Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
Flanges Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
ASME SA 182 Flange | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
Flange UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
Flange EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
Most common types of Flange | Forged / Threaded / Screwed / Plate |
Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
Flange Production technique | Forged, Heat treated and machined |
Flange Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
Special design | As per your drawing
AS, ANSI, BS, DIN and JIS |
ASME A182 Flange Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
ASTM A182 Flange Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
Flange Origin | Indian / West Europe / Japan / USA / Korean |
Manufacturer of Flange | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. B.S: BS4504 , BS3293, BS1560, BS10 The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276 |
ASME SA182 Flange Uses & application | Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
EN 1092-1 Flange Export to | Ireland, Singapore, Indonesia, Ukraine, Saudi & Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc |
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 |
ASTM A182 Alloy Steel F12 Flanges Equivalent Grades
STANDARD | UNS | WERKSTOFF NR. | Trade Name |
Alloy Steel F12 | K11562 | - | -o |
Grade F12 Alloy Steel Flanges Chemical Composition
Grade | C | Mn | Si | P | S | Cr | Mo |
Alloy Steel F12 | 0.15 max | 0.3-0.6 | 0.5 | 0.03 | 0.03 | 4-6 | 0.044 - 0.65 |
ASTM A182 Alloy Steel F12 Flanges Mechanical Properties
Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min |
Alloy Steel F12 | 275 | 485 | 20 |
Chrome Moly F12 Flanges Types
ASTM A182 Alloy Steel F12 Weld Neck Flanges
ASTM A182 Alloy Steel F12 Slip-on Flanges
ASTM A182 Alloy Steel F12 Blind Flanges
ASTM A182 Alloy Steel F12 Socket weld Flanges
ASTM A182 Alloy Steel F12 Long Weld Neck Flanges
ASTM A182 Alloy Steel F12 Orifice Flanges
ASTM A182 Alloy Steel F12 Lap Joint Flanges
ASTM A182 Alloy Steel F12 Spectacle Blind Flanges
ASTM A182 Alloy Steel F12 Weldo-Nipolet Flanges
ASTM A182 Alloy Steel F12 Ring Type Joint Flanges
ASTM A182 Alloy Steel F12 Groove & Tongue Flanges
ASTM A182 Alloy Steel F12 Reducing Flanges
ASTM A182 Alloy Steel F12 Flanges Manufacturing Standards
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 |
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 F12 PN10 Flanges, F12 Alloy Steel DIN PN 10 Flanges, A182 F12 Alloy Steel PN16 Flange |
DIN PN20, PN25 | Alloy Steel F12 PN20 Flanges, F12 Chrome Moly DIN PN 25 Flanges |
DIN PN40, PN50 | Chrome Moly Steel F12 PN40 Flanges, F12 Alloy Steel DIN PN 50 Flanges |
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 F12 5K SORF Flanges, F12 Alloy Steel 10K SOFF Flanges |
JIS 16K, 20K | Alloy Steel F12 16K Blind Flanges, A182 F12 Chromium Molybdenum Steel 20K BLRF Flanges |
JIS 30K, 40K | Alloy Steel F12 30K Slip on Flanges, F12 Alloy Steel 40K Blind 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) |
British Standard Pipe Flanges Standard | |
BS 10 Table D | Alloy Steel F12 BS 10 Table D Flanges, F12 Table D Pipe Flange |
BS 10 Table E | Alloy Steel F12 BS 10 Table E Flanges, A182 F12 Table E Pipe Flange |
BS 10 Table F | Chromium Molybdenum Steel F12 BS 10 Table E Flanges, F12 Cr-Mo Table E Flanges |
BS 10 Table H | Alloy Steel F12 BS 10 Table E Flanges, Cr-Mo F12 Table E Pipe Flanges |
Other Types of Grade F12 Alloy Steel Flanges in Stock
|
|
ASTM A182 F12 Chrome Moly Flanges Schedule / Class
Flange Schedule/Class | Pipe Size - Pipe Flanges | Flange Connection Type | Max. Pressure |
---|---|---|---|
ASME B16.5 Class 150 | 1/2" | FNPT | 150 psi |
ASME B16.5 Class 150 | 1/2" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 1/2" | Welded | 150 psi |
ASME B16.5 Class 150 | 3/4" | FNPT | 150 psi |
ASME B16.5 Class 150 | 3/4" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 1-1/4" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 1-1/2" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 2" | FNPT | 150 psi |
ASME B16.5 Class 150 | 2" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 2-1/2" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 3" | Socket Weld | 275 psi |
ASME B16.5 Class 150 | 4" | FNPT | 150 psi |
ASME B16.5 Class 150 | 4" | Socket Weld | 275 psi |
ASME B16.5 Class 300 | 1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1-1/4" | FNPT | 720 psi |
ASME B16.5 Class 300 | 1-1/4" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1-1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 1-1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 2-1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 2-1/2" | Slip On | 720 psi |
ASME B16.5 Class 300 | 3" | Slip On | 720 psi |
ASME B16.5 Class 300 | 3" | Slip On | 720 psi |
ASME B16.5 Class 300 | 4" | Slip On | 720 psi |
ASME B16.5 Class 300 | 4" | Slip On | 720 psi |
ASME B16.5 Alloy Steel F12 Pipe Flanges Dimensions
NPS (in.) |
Alloy Grade F12 Flanges Dimensions | ||||
---|---|---|---|---|---|
Dia. of Flange (in.) |
No. of Bolts |
Dia. of Bolts (in.) |
Dia. of Bolt Holes (in.) |
Bolt Circle (in.) |
|
1/4 | 3-3/8 | 4 | 1/2 | 0.62 | 2-1/4 |
1/2 | 3-1/2 | 4 | 1/2 | 0.62 | 2-3/8 |
3/4 | 3-7/8 | 4 | 1/2 | 0.62 | 2-3/4 |
1 | 4-1/4 | 4 | 1/2 | 0.62 | 3-1/8 |
1-1/4 | 4-5/8 | 4 | 1/2 | 0.62 | 3-1/2 |
1-1/2 | 5 | 4 | 1/2 | 0.62 | 3-7/8 |
2 | 6 | 4 | 5/8 | 0.75 | 4-3/4 |
2-1/2 | 7 | 4 | 5/8 | 0.75 | 5-1/2 |
3 | 7-1/2 | 4 | 5/8 | 0.75 | 6 |
3-1/2 | 8-1/2 | 8 | 5/8 | 0.75 | 7 |
4 | 9 | 8 | 5/8 | 0.75 | 7-1/2 |
5 | 10 | 8 | 3/4 | 0.88 | 8-1/2 |
6 | 11 | 8 | 3/4 | 0.88 | 9-1/2 |
8 | 13-1/2 | 8 | 3/4 | 0.88 | 11-3/4 |
10 | 16 | 12 | 7/8 | 1 | 14-1/4 |
12 | 19 | 12 | 7/8 | 1 | 17 |
14 | 21 | 12 | 1 | 1.12 | 18-3/4 |
16 | 23-1/2 | 16 | 1 | 1.12 | 21-1/4 |
18 | 25 | 16 | 1-1/8 | 1.25 | 22-3/4 |
20 | 27-1/2 | 20 | 1-1/8 | 1.25 | 25 |
24 | 32 | 20 | 1-1/4 | 1.38 | 29-1/2 |
Pressure Rating of Alloy Steel F12 Pipe Flanges
ASME/ANSI B 16.5 | Blind Flange, High Hub Blind Flange, Slip on Flange, Welding Neck Flange, Socket Weld Flange, Ring Type Joint Flange, Lap Joint Flange, Threaded Flange |
PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
ASME/ANSI B 16.47 | Blind Flange [Series A & B],Welding Neck Flange |
PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
ASME/ANSI B 16.36 | Slip on Flange, Threaded Flange, Welding Neck Flange, |
PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
BS 4504 SEC 3.1 | Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange, Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, |
PRESSURE CLASS | PN 2.5 TO PN 40 |
BS 4504[PART 1] | Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange, Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, |
PRESSURE CLASS | PN 2.5 TO PN 400 |
BS 1560 BOSS | Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange, Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, |
PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
BS10 | Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange |
TABLE | D, E, F, H |
DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673 |
PRESSURE CLASS | PN 6 TO PN 100 |
Alloy Steel ASTM A182 Grade F12 Flanges Suppliers in India
City We Supply Flanges | |||||
Bengaluru | Mumbai | Chennai | Hyderabad | Kolkata | Pune |
New Delhi | Ahmedabad | Jaipur | Surat | Salem | Gandhinagar |
Bhiwandi | Tiruppur | Sivakasi | Jamnagar | Thiruvananthapuram | Rajahmundry |
Bhubaneswar | Vijaywada | Firozabad | Bokaro Steel City | Rajkot | Bharuch |
Panna | Raipur | Cochin | Ludhiana | Panipat | Durgapur |
Peenya | Pimpri-Chinchwad | Channapatna | Kharagpur | Nashik | Bareilly |
Varanasi | Haldia | Rourkela | Bangalore | Moradabad | Indore |
Visakhapatnam | Trivandrum | Pithampur | Dibrugarh | Angul | Gwalior |
Coimbatore | Kannur | Nagpur | Vadodara | Rudrapur | Noida |
Agra | Bhagalpur | Jamshedpur | Bhilai | Lucknow | Kanpur |
Thane | Bhopal | Sri City | Bareilly | Hosdurg | Pithampur |
Alloy Steel F12 Flanges Exporter in India
Countries we export Flanges worldwide: | ||||
Manama | Atyrau | Kuwait | Netherlands | Iran |
Bahrain | Qatar | UAE | Africa | China |
Nigeria | Mexico | Canada | Venezuela | United Kingdom |
United States | South Africa | Malaysia | Bangladesh | Turkey |
Singapore | Sri Lanka | Australia | Brazil | Germany |
France | Italy | South Korea | Poland | Belgium |
Russia | Vietnam | Jordan | Portugal | Egypt |
Morocco | Israel | Costa Rica | Iraq | Madagascar |
Kazakhstan | Thailand | Romania | Philippines | Spain |
Hongkong | Taiwan | Japan | Ukraine | Chile |