Mechanical properties of chromium-nickel austenitic stainless steel 00Cr18Ni18Mo5 at room temperature

Mechanical properties of 00Cr18Ni18Mo5 Austenitic Stainless Steel at Room Temperature

Introduction

Austenitic stainless steels are the most widely used stainless steels, which are highly resistant to corrosion, have excellent mechanical properties, and are widely used in various applications. 00Cr18Ni18Mo5 is a kind of austenitic stainless steel that has good corrosion resistance and excellent mechanical properties at room temperature. This paper mainly discusses the mechanical properties of 00Cr18Ni18Mo5 austenitic stainless steel at room temperature.

Chemical Composition of 00Cr18Ni18Mo5 Austenitic Stainless Steel

Before discussing the mechanical properties of 00Cr18Ni18Mo5 austenitic stainless steel, it is important to understand the composition of the alloys. 00Cr18Ni18Mo5 austenitic stainless steel is composed of the following elements (mass fraction, %): 0.0020.12 C, 18.0020.50 Cr, 16.004.00 Ni, 1.0020.50 Mo, balance of Fe and impurities.

Mechanical Properties of 00Cr18Ni18Mo5 Austenitic Stainless Steel

00Cr18Ni18Mo5 austenitic stainless steels are generally divided into cold-rolled, hot-rolled and annealed stainless steels according to the process routes. The mechanical properties at room temperature of the 00Cr18Ni18Mo5 austenitic stainless steel obtained after cold-rolling, hot-rolling and annealing are different.

1. Cold-rolled 00Cr18Ni18Mo5 austenitic stainless steel

The cold-rolled 00Cr18Ni18Ni18Mo5 austenitic stainless steel mechanical properties are as follows: the tensile strength is 520-750 MPa, the yield strength is 240-350 MPa, the elongation is 40-50%, and the hardness is HRB85-90.

2. Hot-rolled 00Cr18Ni18Mo5 austenitic stainless steel

The hot-rolled 00Cr18Ni18Ni18Mo5 austenitic stainless steel mechanical properties are as follows: the tensile strength is more than 490MPa, the yield strength is more than 200MPa, the elongation is more than 35%, and the hardness is HRB80-85.

3. Annealed 00Cr18Ni18Mo5 austenitic stainless steel

The annealed 00Cr18Ni18Ni18Mo5 austenitic stainless steel mechanical properties are as follows: the tensile strength is ≥520MPa, the yield strength is ≥235MPa, the elongation is ≥40%, and the hardness is HRB90.

Conclusion

00Cr18Ni18Mo5 austenitic stainless steel has excellent mechanical properties at room temperature. The cold-rolled 00Cr18Ni18Mo5 austenitic stainless steel has a tensile strength of 520-750 MPa, a yield strength of 240-350 MPa, an elongation of 40-50%, and a hardness of HRB85-90. The hot-rolled 00Cr18Ni18Mo5 austenitic stainless steel has a tensile strength of more than 490MPa, a yield strength of more than 200MPa, an elongation of more than 35%, and a hardness of HRB80-85. The annealed 00Cr18Ni18Mo5 austenitic stainless steel has a tensile strength of ≥520MPa, a yield strength of ≥235MPa, an elongation of ≥40%, and a hardness of HRB90. 00Cr18Ni18Mo5 austenitic stainless steel is widely used because of its excellent mechanical properties at room temperature.

00Cr18Ni18Mo5 austenitic stainless steel is one of the 18/8 series stainless steel, containing 18% chromium and 8% nickel. It has good corrosive resistance and oxidation resistance, can maintain good performance in high temperature environment, and has good cold forming performance.

00Cr18Ni18Mo5 austenitic stainless steel has high strength, good plasticity and toughness, combined with good corrosion resistance and weldability, suitable for processing all kinds of complex parts. In addition, because of its high heat exchange performance, it can be used to make a variety of heat exchangers.

00Cr18Ni18Mo5 austenitic stainless steel has excellent mechanical properties at room temperature. Its ultimate strength is 620-895MPa, yield strength is 245-520 MPa, elongation is ≥40%, reduction rate is ≥50%, impact energy is ≥54J, hardness is ≤217HB. The toughness of 00Cr18Ni18Mo5 austenitic stainless steel has a certain impact and is widely used in pipelines, tanks and etc. 00Cr18Ni18Mo5 austenitic stainless steel is a kind of martensite stainless steel. Its approximate composition is 0.06% C, 17.5-19.5% Cr, 8-10.5% Ni, 2.5-3.5% Mo.

The comprehensive performance of 00Cr18Ni18Mo5 austenitic stainless steel is excellent and can work stably under different temperatures and moderate loads. It is an ideal raw material for making stainless steel components that require good comprehensive performance.