Hastelloy C22 is a nickel-chromium-molybdenum alloy with enhanced resistance to pitting, crevice corrosion, and stress corrosion cracking. It is highly versatile and widely used in various industries, including chemical processing, petrochemical, pharmaceutical, and pollution control. Hastelloy C22 Flanges play a crucial role in connecting pipes, valves, and other equipment within these industries, ensuring a secure and leak-free operation.
Key Properties of Hastelloy C22:
Corrosion Resistance: Hastelloy C22 Flange is renowned for its exceptional corrosion resistance in a wide range of aggressive media, including oxidizing and reducing environments. This makes it suitable for applications where corrosion is a significant concern.
Chemical Composition: The alloy primarily consists of nickel, chromium, molybdenum, and tungsten, providing a unique combination of strength and corrosion resistance.
Temperature Resistance: Hastelloy C22 Flanges exhibits excellent resistance to high-temperature environments, making it suitable for applications involving elevated temperatures.
Table Of Content
Hastelloy C22 Flanges:
Types of Flanges: Hastelloy C22 flanges are available in various types, including slip-on flanges, weld neck flanges, blind flanges, socket weld flanges, and lap joint flanges. The choice of flange type depends on the specific requirements of the application.
Applications: These flanges find applications in industries where resistance to corrosion and high temperatures is essential. Common applications include chemical processing, pharmaceutical manufacturing, pollution control, and more.
Standards and Specifications: Hastelloy C22 flanges are manufactured in compliance with industry standards and specifications such as ASTM B564 and ASME SB564. These standards ensure the quality and performance of the flanges in different operating conditions.
Customization: Manufacturers often offer customization options to meet specific project requirements. This may include variations in flange dimensions, facing, and other parameters.
Quality Assurance: Hastelloy C22 flanges undergo stringent quality control measures to ensure they meet the required standards. This includes testing for corrosion resistance, mechanical properties, and dimensional accuracy.
ASTM B564 / ASME SB564, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
1/2" (15 NB) to 48" (1200NB)
150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
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
Forged / Threaded / Screwed / Plate
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.
All Flanges are marked as follows: Grade, Standard, Thickness, Heat No. (Or according to the customer’s request.)
| STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN | OR |
| Hastelloy C22 | 2.4602 | N06022 | NW 6022 | – | NiCr21Mo14W | – |
| Grade | C | Mn | Si | S | Co | Ni | Cr | Fe | Mo | P |
| C22 | 0.010 max | 0.50 max | 0.08 max | 0.02 max | 2.50 max | 50.015 min* | 20.00 – 22.50 | 2.00 – 6.00 | 12.50 – 14.50 | 0.02 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Hastelloy C22 | 8.69 g/cm3 | 1399 °C (2550 °F) | Psi – 1,00,000 , MPa – 690 | Psi – 45000 , MPa – 310 | 45 % |
Oil & Gas Industrires
Chemical Industries
Construction Industries
Offshore Pipelines & Pipe Works
Petrochemical Industry
Shipbuilding Industries
Hydraulic Applications
Piping Systems
Refining Industry
Food Processing Industry
Pulp & Paper Industry
Power Plant Industry
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