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Based in Delhi, India, Punit Fasteners is a well-known producer and supplier of premium-grade Inconel 718 nuts. We specialise in creating corrosion-resistant, high-temperature fasteners for demanding industrial settings and are renowned for our engineering prowess and superior quality standards. Our Inconel 718 Nuts are expertly made to provide exceptional durability, oxidation resistance, and mechanical strength under the most demanding service circumstances. Our fasteners are widely used in the chemical processing, marine, and aerospace industries and satisfy strict international standards. Punit Fasteners is your go-to source for Inconel alloy fastening solutions in India and around the world, dedicated to providing prompt delivery, technical assistance, and customer satisfaction.
Key components of Inconel 718, a precipitation-hardenable nickel-chromium alloy, include 50–55% nickel, 17–21% chromium, 4.75–5.5% columbium (niobium) plus tantalum, 2.8–3.3% molybdenum, and trace amounts of titanium and aluminium. Even at high temperatures, this alloy exhibits good ductility, yield strength (~1,100 MPa), and excellent tensile strength (~1,280 MPa). Up to 700°C, its fatigue, creep, and rupture strengths remain high. It is perfect for critical fastener applications because of its exceptional resistance to oxidation and corrosion as well as its capacity to tolerate high pressure and stress.
| 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 |
Standard ASTM A1014, ASTM B637 / ASME SA1014, ASME SB637
Dimensions ANSI B18.2.2, DIN 934,ISO 4032, BS1768, BS 1769
Threads Configuration ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Size M02 to M160
Type Cold Forged, Hot Forged, Bar Stock Machined, Bar Stock Milling
Length 3 mm to 200 mm
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Inconel 718 nuts are widely used in aerospace, marine, and industrial applications due to their high strength and resistance to extreme conditions. They are commonly found in aircraft engines, gas turbines, and rocket components, where they withstand high temperatures and corrosive environments. Additionally, they are used in nuclear reactors and chemical processing industries for their ability to resist corrosion and maintain integrity under stress. Their durability makes them suitable for critical and high-performance applications.
Applications requiring resistance to high pressure, corrosive environments, and extreme temperatures frequently use Inconel 718 nuts. Because of their strength and resistance to heat, they are a popular option for aerospace components like rocket motors, jet engines, and turbine engines. These nuts are utilised in pumps, valves, and pressure vessels that are subjected to high pressure and saltwater in the maritime and offshore sectors. They are also extensively utilised in oil and gas refineries, chemical processing facilities, and nuclear reactors. They are essential for crucial fastening assemblies because of their capacity to maintain strength and structural integrity in challenging circumstances.
Punit Fasteners is a leading manufacturer and supplier of high-quality fasteners in Delhi, India, with over 15 years of experience serving global industries.
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