Based in Mumbai, India, Harsh Flanges is a top producer and supplier of Inconel 718 Flanges, offering precision-engineered, high-performance products to a variety of industries. The nickel-chromium alloy Inconel 718 is renowned for its remarkable strength, resistance to corrosion, and capacity to function in extremely hot and cold environments. Modern machinery and strict international standards are followed in the production of our flanges. Harsh Flanges provides dependable, long-lasting flange solutions that guarantee safety, efficiency, and durability in the most demanding operating environments globally. These flanges are designed for demanding applications in the aerospace, chemical processing, marine, and power generation industries.
Nickel (50–55%), chromium (17–21%), niobium (4.75–5.5%), molybdenum (2.8–3.3%), titanium (0.65–1.15%), and aluminium (0.2–0.8%) make up Inconel 718 Flanges, with trace amounts of cobalt and iron. With a minimum elongation of 12%, a yield strength of 1035 MPa, and a tensile strength of approximately 1240 MPa, these flanges provide remarkable mechanical strength and durability. Up to 704°C, Inconel 718 retains its qualities under extreme stress. It is perfect for heavy-duty and high-temperature applications because of its exceptional fatigue and creep-rupture strength, resistance to post-weld cracking, and excellent weldability.
Harsh Flanges, a leading supplier in Mumbai, India, offers an extensive selection of Inconel 718 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
Specifications ASTM B564 / ASME SB564
Dimensions ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size 1/2″NB TO 60″NB
Class / Pressure 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
Grade 718 UNS (N07718), DIN (2.4668)
| C | Mn | P | S | Si | Cr | Ni | Mo | Cb | Ta | Ti | Al | Co | B | Cu |
| 0.08 | 0.35 | 0.015 | 0.015 | 0.35 | 17-21 | 50-55 | 2.8-3.30 | 4.75-5.50 | 0.05 | 0.65-1.15 | 0.20-0.80 | 1.00 | 0.006 | 0.30 |
| Ultimate Tensile Strength, psi | .2% Yield Strength psi | Elongation % | Hardness Rockwell B |
| 135,000 | 70,000 | 45 | 100 |
In many different industries, Inconel 718 flanges are widely utilised in high-temperature, high-stress applications. They are utilised in exhaust systems, turbine blades, and jet engines in the aerospace industry. Additionally, Inconel 718 finds extensive use in chemical processing facilities, nuclear reactors, and marine applications where its components must withstand high pressures, corrosive media, and thermal cycling. The flanges are perfect for joining vital pipe systems that deal with hot, aggressive fluids or gases. They are essential in engineering systems of both commercial and defence grade due to their remarkable fatigue strength, oxidation resistance, and structural integrity under load.
Yes, we offer custom sizes for Inconel 718 Flanges to meet specific project needs. Our team at Harsh Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@harshflanges.co.in.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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