The grade of Super-Invar32-5 is ASTM F1684. It is an alloy with special composition and properties that is used to make key components for high-precision instruments and equipment. Its low coefficient of thermal expansion allows it to remain stable under temperature changes, making it widely used in aerospace, optical instruments, astronomical equipment, and other high-precision applications.
Super-Invar32-5 is a special low-expansion alloy, which is composed of about 32% nickel, 5% cobalt, 035% copper and 005% carbon composition. Compared with common Invar alloys, Super-Invar32-5 alloy has a lower coefficient of thermal expansion and better stability.
Super-Invar32-5 alloy has excellent performance at high temperatures, making it ideal for applications where dimensional stability is required. It is widely used in aerospace, optics, electronics, precision instruments and other fields, such as the manufacture of precision measuring instruments, optical equipment, satellite navigation systems, etc. Due to its low thermal expansion properties, Super-Invar32-5 alloy can effectively reduce the dimensional changes caused by thermal expansion, thereby improving the accuracy and stability of the equipment.
In addition, Super-Invar32-5 alloy also has good mechanical, corrosion resistance and magnetic properties. It can be adjusted to its performance by heat treatment to meet the needs of different applications. In general, super-invar32-5 alloy is a very important material, which has important application value for some fields with high requirements for dimensional stability.
The composition of super-invar32-5 super-Invar alloy includes about 32% nickel, 5% cobalt, 035% copper and 005% carbon. The following is a detailed description of the role of the composition of super-invar32-5 super-Invar alloy:
1. Nickel: Nickel is the main component of Super-Invar32-5 alloy, accounting for about 32% of the total mass of the alloy. Nickel has good corrosion resistance and high temperature stability, which can enhance the tensile strength and hardness of the alloy. In addition, nickel can also improve the magnetic properties and low-temperature expansion properties of alloys.
2. Cobalt: Cobalt is another important component of super-invar32-5 alloy, accounting for about 5% of the total mass of the alloy. Cobalt has good high-temperature stability and corrosion resistance, which can increase the strength and hardness of the alloy. At the same time, cobalt can also improve the magnetic properties of the alloy.
3. Copper: Copper is one of the added elements in super-invar32-5 alloy, accounting for about 0 of the total mass of the alloy35%。The addition of copper can increase the strength and hardness of the alloy, while also helping to improve the corrosion resistance and thermal expansion properties of the alloy.
4. Carbon (carbon): carbon is a trace element added in super-invar32-5 alloy, accounting for about 0 percent of the total mass of the alloy05%。The presence of carbon can improve the hardness and wear resistance of the alloy.
Overall, the composition of Super-Invar32-5 is designed to provide a low coefficient of thermal expansion, high temperature stability, excellent mechanical properties, and corrosion resistance to meet the needs of applications requiring high dimensional stability.
Super-Invar32-5 has a number of unique physical properties, and here are some of the main ones:
1. Density: The density of super-invar32-5 alloy is about 81 gram cubic centimeter, which gives it a relatively high density, helps to increase the strength and hardness of the alloy.
2. Thermal expansion coefficient: The thermal expansion coefficient of super-invar32-5 alloy is very low, about 10 x 10^-6/℃。This means that the alloy has very little dimensional change at temperature, with excellent dimensional stability.
3. Melting point: The melting point of super-invar32-5 alloy is about 1450, which makes it able to maintain stability and performance in a high-temperature environment.
4. Strength: Super-Invar32-5 alloy has high strength, can withstand large force and pressure without easy deformation or breakage.
5. Hardness: Super-Invar32-5 alloy usually has a high hardness, which makes it resistant to scratches and abrasion and improves the durability of the material.
6. Magnetism: Super-Invar32-5 alloy has excellent magnetic properties and can maintain a high degree of permeability and magnetic induction intensity.
Overall, the physical properties of Super-Invar32-5 make it an ideal material for applications that require low thermal expansion, dimensional stability, and high-temperature stability, such as optics, precision instrumentation, aerospace, and more.