Nickel alloys represent a class of materials renowned for their remarkable combination of properties, making them indispensable across various industries. From aerospace to power generation, these alloys find extensive utility due to their exceptional corrosion resistance, high temperature strength and versatility. In this article, we delve into the composition, properties and applications of nickel alloys, highlighting their significance in modern engineering, and in particular the remarkable strength, corrosion resistance and versatility of Alloy 718 solid round bars.
Nickel alloys are typically composed of nickel as the primary element, often alloyed with other metals such as chromium, iron, molybdenum, and copper. This alloying imparts specific characteristics to the material, enhancing its mechanical, thermal, and chemical properties. For instance, the addition of chromium enhances corrosion resistance, while molybdenum improves high-temperature strength and creep resistance.
Properties
Nickel alloys exhibit a unique set of properties that make them highly desirable for numerous industrial applications. Nickel alloys, including Alloy 718, demonstrate excellent resistance to corrosion, even in harsh environments such as chemical processing plants and marine applications. These alloys also maintain their mechanical properties at elevated temperatures, making them suitable for use in high-temperature environments such as gas turbines and aerospace components.
Unlike many metals that experience significant degradation in strength at high temperatures, nickel alloys like Alloy 718 maintain their mechanical properties, ensuring reliable performance in demanding applications. They possess excellent thermal stability, retaining their properties over a wide range of temperatures, and offer several advantages over conventional metals such as stainless steel, carbon steel, and aluminum.
Applications
Nickel alloys find extensive use in various industries, including:
Aerospace: Turbine blades, engine components, and structural elements in aircraft
Oil and Gas: Exploration and production equipment, including valves, pumps and tubing
Chemical Processing: Equipment such as reactors, heat exchangers, and piping systems
Power Generation: Systems including gas turbines, nuclear reactors, and steam turbines
Alloy 718 Round Bars
Alloy 718 is a precipitation-hardening nickel-chromium alloy known for its exceptional mechanical properties and corrosion resistance. Alloy 718 solid round bars exhibit high tensile and yield strength, making them suitable for applications requiring robust performance under demanding conditions. It maintains its mechanical properties at elevated temperatures, making it suitable for high-temperature applications such as gas turbine components and high-performance fasteners.
Solid round bars made from Alloy 718 exhibit excellent dimensional stability, ensuring precise and reliable performance in critical applications. Suitable for a wide Range of applications, Alloy 718 solid round bars find use in aerospace, oil and gas, chemical processing, and other industries where high strength, corrosion resistance and thermal stability are essential. As technology advances and new challenges emerge, nickel alloys will continue to play a vital role in enabling innovation and progress across diverse sectors.
At P&P Non-Ferrous, we stock a complete range of Nickel Alloy 718 round bar from 1/2" to 2” diameter. For full details of our range of Nickel Alloy round bars, plus all the non-ferrous metals we have in stock, have a look through our bar brochure, which is broken down into 6 product sections – Stainless Steel, Aluminium, Brass, Copper, Bronze and Nickel Alloys – all colour-coded in a simple, easy-to-follow layout to make it easy for you the customer to locate products.