ASTM A182 F11/F22 & F91 RTJ Gaskets, Alloy Steel Oval & Octagonal Ring-Type Joint Gaskets Supplier in Mumbai, India
Unifit Metal Alloys is a manufacturer, supplier, stockist and exporter of ASTM A182 F11/F22 & F91 RTJ Gaskets in Mumbai, India, supplying metallic sealing components for high-pressure piping, valves, pressure vessels and high-temperature industrial systems. These gaskets are manufactured from alloy steel materials selected for their strength, heat resistance and dependable performance under demanding operating conditions. We supply different ring profiles, dimensions and specifications to suit various RTJ flange arrangements. Standard and customized sizes can also be supplied.
ASTM A182 F11/F22 & F91 RTJ Gaskets are fitted into the machined grooves of compatible Ring-Type Joint flanges. As the flange bolts are tightened, the metallic ring is compressed within the groove to create a concentrated sealing contact. This arrangement helps contain pressurized liquids and gases while maintaining joint integrity in applications where pressure and temperature can be considerably high.
ASTM A182 F11/F22 & F91 RTJ Gasket, Alloy Steel Oval & Octagonal Ring-Type Joint Gasket Manufacturer & Supplier in India
The selected alloy steel grades provide useful performance for elevated-temperature service. ASTM A182 F11 and F22 are commonly used for high-temperature pressure applications, while F91 is a higher-alloy grade designed for demanding elevated-temperature service. These RTJ gaskets are suitable for power plants, steam systems, refineries, petrochemical facilities, process piping, pressure vessels, boilers and high-temperature industrial equipment.
At Unifit Metal Alloys, we supply ASTM A182 F11/F22 & F91 RTJ Gaskets in suitable oval, octagonal and other applicable ring profiles. We provide different sizes, dimensions and material specifications according to flange requirements and operating conditions.
Get the Best Quote for ASTM A182 F11/F22 & F91 RTJ Gaskets. We Stock Alloy Steel RTJ Gaskets in Various Ring Sizes, Dimensions, Profiles, Grades, Materials and Surface Finishes. Contact Us Today for a Competitive Quote.
Specifications of ASTM A182 F11/F22 And F91 RTJ Gaskets
| Material | Alloy Steel |
|---|---|
| Grades | ASTM A182 F11, F22, F91 |
| Standard | ASME B16.20, API 6A, ASME B16.5, ASME B16.47 |
| Gasket Type | Ring Type Joint (RTJ) Gasket |
| Ring Types | Oval, Octagonal, RX, BX |
| Size Range | 1/2″ to 24″ |
| Pressure Class | 150#, 300#, 600#, 900#, 1500#, 2500# |
| Surface Finish | Machined, Polished, Silver Plated |
| Manufacturing Process | Forged, Machined, Heat Treated |
| Temperature Range | High Temperature Service |
| Corrosion Resistance | Good Resistance to Oxidation, High Temperature and Pressure Environments |
| Application | Oil & Gas, Petrochemical, Power Generation, Refineries, Chemical Processing, Pressure Vessels |
| Packaging | Wooden Cases, Boxes, Bulk, Individual Packs |
ASTM A182 F11/F22 And F91 RTJ Gaskets Size Chart
| Nominal Pipe Size | Ring Number | Inside Diameter (mm) | Outside Diameter (mm) | Height (mm) |
|---|---|---|---|---|
| 1/2″ | R11 | 22.10 | 31.75 | 6.35 |
| 3/4″ | R13 | 27.50 | 36.50 | 6.35 |
| 1″ | R16 | 34.30 | 43.00 | 6.35 |
| 1-1/4″ | R18 | 43.10 | 51.80 | 6.35 |
| 1-1/2″ | R20 | 49.20 | 58.90 | 6.35 |
| 2″ | R23 | 61.90 | 72.60 | 6.35 |
| 2-1/2″ | R26 | 74.60 | 85.30 | 6.35 |
| 3″ | R31 | 90.70 | 103.10 | 6.35 |
| 4″ | R37 | 115.80 | 127.00 | 6.35 |
| 5″ | R41 | 140.80 | 152.40 | 6.35 |
| 6″ | R45 | 167.40 | 180.90 | 6.35 |
| 8″ | R49 | 218.40 | 233.40 | 6.35 |
| 10″ | R53 | 273.10 | 288.90 | 6.35 |
| 12″ | R57 | 323.90 | 339.70 | 6.35 |
| 14″ | R61 | 355.60 | 371.60 | 6.35 |
| 16″ | R65 | 406.40 | 422.40 | 6.35 |
| 18″ | R69 | 457.20 | 473.20 | 6.35 |
| 20″ | R73 | 508.00 | 524.00 | 6.35 |
| 24″ | R77 | 609.60 | 625.60 | 6.35 |
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Dimensions of ASTM A182 F11/F22 And F91 RTJ Gaskets
| Ring Number | Nominal Pipe Size | Inside Diameter (mm) | Outside Diameter (mm) | Height (mm) |
|---|---|---|---|---|
| R11 | 1/2″ | 22.10 | 31.75 | 6.35 |
| R13 | 3/4″ | 27.50 | 36.50 | 6.35 |
| R16 | 1″ | 34.30 | 43.00 | 6.35 |
| R18 | 1-1/4″ | 43.10 | 51.80 | 6.35 |
| R20 | 1-1/2″ | 49.20 | 58.90 | 6.35 |
| R23 | 2″ | 61.90 | 72.60 | 6.35 |
| R26 | 2-1/2″ | 74.60 | 85.30 | 6.35 |
| R31 | 3″ | 90.70 | 103.10 | 6.35 |
| R37 | 4″ | 115.80 | 127.00 | 6.35 |
| R41 | 5″ | 140.80 | 152.40 | 6.35 |
| R45 | 6″ | 167.40 | 180.90 | 6.35 |
| R49 | 8″ | 218.40 | 233.40 | 6.35 |
| R53 | 10″ | 273.10 | 288.90 | 6.35 |
| R57 | 12″ | 323.90 | 339.70 | 6.35 |
| R61 | 14″ | 355.60 | 371.60 | 6.35 |
| R65 | 16″ | 406.40 | 422.40 | 6.35 |
| R69 | 18″ | 457.20 | 473.20 | 6.35 |
| R73 | 20″ | 508.00 | 524.00 | 6.35 |
| R77 | 24″ | 609.60 | 625.60 | 6.35 |
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ASTM A182 F11/F22 And F91 RTJ Gaskets Application Industries
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