Mechanical Properties of 0Cr18Ni12Mo2Cu2 Austenitic Stainless Steel S31688
Introduction
0Cr18Ni12Mo2Cu2 austenitic stainless steel, commonly known as S31688, is a type of stainless steel of the 300-series that is commonly used in industrial and commercial applications. It has excellent mechanical properties including strength, corrosion resistance, and increased weldability compared to other stainless steel alloys. It is also resistant to extreme temperatures, making it a superior choice for many demanding environments. The following sections will provide a summary of the mechanical properties of 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 and its uses in industrial and commercial applications.
Chemical Composition
The 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 is comprised of the following elements in approximate amounts: carbon (0.030%), manganese (2.00%), silicon (1.00%), chromium (17.00%), molybdenum (2.00%), nickel (12.00%), copper (2.00%), and nitrogen (0.10%). The majority of this steel alloy is comprised of chromium and nickel, which provide the necessary corrosion resistance, resistance to scaling, and good welding properties.
Mechanical Properties
The 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 is known for its superior mechanical properties. The most important mechanical properties are its tensile strength, yield strength, and elongation. Its ultimate tensile strength is 638MPa and it has a yield strength of 359MPa. It has an elongation of 60%. These values indicate that the 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 provides excellent strength, good ductility and corrosion resistance, and the capacity to be welded.
Other Mechanical Properties
The 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 also has a range of other mechanical properties including ductility, fatigue strength, creep strength, fatigue limit, and compressibility. Its ductility allows it to be drawn or bent into shapes. Its fatigue strength means that it is capable of withstanding vibration and cyclical loading. Its creep strength is its ability to withstand sustained loading at high temperatures. Its fatigue limit is the maximum stress that can be applied without causing permanent deformation. And its compressibility is used to measure its ability to be deformed under the action of an applied.
Uses
The 0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 is well known for its superior strength and corrosion resistance, which makes it ideal for use in a wide range of applications including: marine, architectural, petroleum, and food processing and handling. It can also be used for making fasteners, surgical instruments, aircraft parts, automotive components and parts, and chemical processing equipment. The superior strength also makes it suitable for a variety of high-pressure applications.
Conclusion
0Cr18Ni12Mo2Cu2 austenitic stainless steel S31688 is an excellent choice for a variety of general and commercial industrial applications due to its superior corrosion resistance, strength, and other mechanical properties. It is also resistant to extreme temperatures and is ideal for a variety of demanding applications. Its superior tensile strength, yield strength, and ductility all contribute to its increased capability in an industrial application. It is a superior choice for all types of applications due to its superior mechanical properties.
