Introduction
20Cr13 is a high-carbon martensitic stainless steel with good wear resistance and high hardness after heat treatment. 20Cr13 has excellent corrosion resistance, so it is widely used in a variety of environments, such as chemical, pharmaceutical, automotive, food processing and medical industries. 20Cr13’s corrosion resistance is higher than stainless steel of the same grade.
Chemical composition
The chemical composition of 20Cr13 is shown in the table below.
Carbon (C): 0.17 - 0.23%
Manganese (Mn): 0.50 - 0.80%
Phosphorus (P): ≤ 0.040%
Silicon (Si): ≤ 0.035%
Sulfur (S): ≤ 0.030%
Chromium (Cr): 12.00 - 14.00%
Nickel (Ni): ≤ 0.60%
Iron (Fe): Balance
Characteristic
1. High hardness: After heat treatment, 20Cr13 has good wear resistance and good high hardness.
2. Good Toughness: The toughness of 20Cr13 is excellent, which can effectively avoid the unexpected fracture of the product caused by external force.
3. Good corrosion resistance: 20Cr13 has higher corrosion resistance than other stainless steel of the same grade, and can be used in a variety of different environments.
4. Low cost: 20Cr13 steel has low cost, so it can be used in places that need to consider costs.
Applications
1. Chemical: 20Cr13 can be used as a container material in corrosive environments. It has good corrosion resistance and can effectively protect the contents of the container.
2. Pharmaceutical: 20Cr13 can be used as a vessel material in the manufacture of drugs in the pharmaceutical industry. Since it resists corrosion, it is a suitable material for the manufacture of drugs that require corrosion resistance.
3. Automotive: 20Cr13 is ideal for auto parts such as brakes, gears, and exhaust systems. Its wear resistance and heat resistance make it an ideal choice for auto parts that need to stand up to high temperatures and constant wear.
4. Food processing: 20Cr13 is suitable for food processing equipment, such as blades and pulleys, as well as cutlery. Its corrosion resistance makes it ideal for use in the food processing industry.
5. Medical industry: 20Cr13 can be used as a material for medical tools. Its corrosion resistance, wear resistance and high hardness make it suitable for the manufacture of medical tools.
Conclusion
20Cr13 is a high-carbon martensitic stainless steel with excellent corrosion resistance, high hardness after heat treatment, and good wear resistance. It has low cost and is suitable for a variety of different environments. Due to its excellent performance, 20Cr13 is widely used in chemical, pharmaceutical, automotive, food processing, and medical industries.
