00Cr25Ni7Mo4N physical properties

Introduction

The stainless steel alloy known as X7NiCr25Mo4N is a specialized type of stainless steel which is commonly used in applications requiring excellent oxidation and hot corrosion resistance. Alloy X7NiCr25Mo4N is composed primarily of chromium, nickel, and molybdenum, and it is designed to have a high level of resistance to air and water. Its strength and durability make it ideal for many industrial, aerospace, and commercial applications.

Composition

Alloy X7NiCrMo4N consists of a combination of the elements chromium, nickel, and molybdenum. The typical composition percentages are roughly as follows: 25.0%-27.0% chromium, 6.5%-7.5% nickel, and 4.0%-4.5% molybdenum. Other minor elements may be included as well, such as manganese and nitrogen.

Physical Properties

Alloy X7NiCrMo4N is known for its excellent resistance to oxidation and corrosion, making it an ideal material for applications requiring these properties. The metal has a tensile strength of approximately 550 MPa and a yield strength of 380 MPa. The metal also has a hardness rating of approximately 170-280 HBW and a ductility of around 25%.

The alloy also has a relatively low thermal expansion coefficient and a relatively high thermal conductivity, allowing it to stand up to high temperatures without developing any anomalies. The thermal conductivity of the metal is typically between 16.5 and 23.5 Watts per Meter per Kelvin, depending on the exact composition.

Applications

Alloy X7NiCrMo4N is primarily used in applications requiring oxidation and corrosion resistance. This includes applications such as aerospace components, power coating equipment, heat exchangers, and exhaust systems. The alloy is also used in a variety of medical instruments, such as in the manufacture of surgical tools. Due to its excellent resistance to oxidation and corrosion, the alloy is also commonly used in food processing equipment and industrial components.

Conclusion

Alloy X7NiCrMo4N is a specialized type of stainless steel alloy composed primarily of chromium, nickel, and molybdenum. The metal is designed for exceptional resistance to oxidation and corrosion, making it ideal for use in a variety of industrial, aerospace, and commercial applications. Gold X7NiCrMo4N has a high tensile strength and hardness rating, as well as a low thermal expansion coefficient and a high thermal conductivity, making it a tough and durable metal that can stand up to higher temperatures without developing any anomalies. Due to its excellent oxidation and corrosion resistance, the alloy is commonly used in many industrial, aerospace, and medical equipment applications.

UNS S31254 is a type of high alloy austenitic stainless steel with a high molybdenum content and an excellent corrosion resistance. It is designed to have the best properties for a wide range of applications. Its high chromium content gives it excellent pitting and crevice corrosion resistance, and its nickel content gives it high temperature resistance and excellent strength. Its molybdenum content makes it very resistant to chlorides, and its austenitic structure gives it good weldability and formability.

In terms of its physical properties, UNS S31254 is a non-magnetic, austenitic stainless steel with a minimum chromium content of 25%. It is also slightly more corrosion resistant than other austenitic alloy grades such as 304 and 316. It has a very low thermal expansion rate of 0.8 - 1.1% over a temperature range of -50°C to 500°C, making it suitable for applications where dimensional changes due to temperature fluctuations should be minimized.

In terms of mechanical properties, UNS S31254 has excellent toughness thanks to its austenitic structure, a tensile strength of 800 - 1200MPa, and an elongation of about 40%. Its yield strength is about 550MPa, and its hardness is about 30HRC. It is also very resistant to fatigue, and its creep-resistant properties make it great for high temperature applications.

One of the major benefits of UNS S31254 is its excellent corrosion resistance. It is highly resistant to acids such as nitric acid, sulfuric acid, and hydrochloric acid, and it is also very resistant to chloride ion pitting and crevice corrosion. Additionally, it has an exceptional weldability, making it suitable for applications where welding is needed.

Due to its combination of excellent physical and mechanical properties, UNS S31254 is suitable for a wide range of applications, including the chemical and food processing industries, nuclear power plants, pharmaceuticals industries, and marine environments. Its excellent corrosion resistance and weldability make it an ideal material for uses in acidic and corrosion-prone environments.