EN10088-2 X4CrNi18-12, also known as 1.4303, is a stainless steel grade widely used in various industries for its excellent corrosion resistance and good mechanical properties. This article provides a detailed overview of the chemical composition, mechanical properties, heat treatment conditions, available size range, low-temperature impact testing, primary applications, and related supply cases from TJC Steel Group.

Chemical Composition:

The chemical composition of X4CrNi18-12 stainless steel is carefully balanced to ensure its corrosion resistance and mechanical properties. The typical chemical composition is as follows:

· Carbon (C): ≤ 0.05%

· Silicon (Si): ≤ 1.00%

· Manganese (Mn): ≤ 2.00%

· Phosphorus (P): ≤ 0.045%

· Sulfur (S): ≤ 0.015%

· Chromium (Cr): 17.00% - 19.00%

· Nickel (Ni): 11.00% - 13.00%

· Nitrogen (N): ≤ 0.11%

Mechanical Properties:

The mechanical properties of X4CrNi18-12 are characterized by good tensile strength and ductility, making it suitable for a wide range of applications. The typical mechanical properties are as follows:

· Tensile Strength (Rm): 500 - 700 MPa

· Yield Strength (Rp0.2): 205 - 500 MPa

· Elongation (A5): ≥ 40%

· Hardness: ≤ 217 HB

Heat Treatment Conditions:

X4CrNi18-12 can be supplied in various heat treatment conditions, including solution annealing, which is commonly used to improve the corrosion resistance of the material. The typical heat treatment condition is:

· Solution Annealing: 1010 - 1120°C, followed by rapid cooling.

Available Size Range:

TJC Steel Group offers X4CrNi18-12 stainless steel sheets in a wide range of sizes to meet the diverse needs of our customers. The available size range is as follows:

· Thickness: 0.5mm - 100mm

· Width: 1000mm - 2000mm

· Length: 2000mm - 6000mm

Low-Temperature Impact Testing:

X4CrNi18-12 stainless steel exhibits good toughness at low temperatures, making it suitable for applications in cold environments. The material typically meets the following impact testing requirements:

· Impact Energy (at -20°C): ≥ 40J

Primary Applications:

Due to its excellent corrosion resistance and mechanical properties, X4CrNi18-12 is widely used in various industries, including:

· Food Processing Equipment

· Chemical Industry

· Medical Equipment

· Architectural Applications

· Automotive Industry

TJC Steel Group Supply Cases:

TJC Steel Group has extensive experience in supplying high-quality X4CrNi18-12 stainless steel sheets to customers worldwide. Some of our notable supply cases include:

· Supplying X4CrNi18-12 sheets for the construction of a chemical processing plant in Germany, where the material's corrosion resistance was crucial.

· Providing stainless steel sheets for the manufacturing of surgical instruments, where the material's biocompatibility and ease of sterilization were essential.

· Delivering X4CrNi18-12 sheets for the automotive industry, where the material's strength and formability were key factors in the design of vehicle components.

In conclusion, EN10088-2 X4CrNi18-12, 1.4303 stainless steel sheet is a versatile material that offers a balanced combination of corrosion resistance and mechanical properties. TJC Steel Group is committed to providing high-quality products and services to meet the specific needs of our customers in various industries.