Overview of 1.4373 Stainless Steel

1.4373 stainless steel, also known as X5CrNiMo17-12-2, is a high-performance austenitic stainless steel that is widely recognized for its excellent corrosion resistance and mechanical properties. This grade is particularly useful in environments that require both durability and resistance to aggressive media, making it a popular choice in various industries, including chemical processing, food manufacturing, and more.
1.4373 Stainless Steel

Composition

The designation 1.4373 indicates the primary alloying elements in the steel:

  • Cr (Chromium): Approximately 17%
  • Ni (Nickel): Approximately 12%
  • Mo (Molybdenum): Approximately 2%

This unique combination of elements contributes to the steel's overall performance, particularly in terms of corrosion resistance and strength.

Properties

1.4373 stainless steel possesses several key properties:

  • Corrosion Resistance: The high chromium and molybdenum content provides outstanding resistance to pitting and crevice corrosion, particularly in chloride environments.
  • Mechanical Strength: This steel maintains high tensile strength and toughness, even at elevated temperatures.
  • Excellent Ductility: It can be easily formed and shaped, allowing for versatile applications in manufacturing and fabrication.
  • Good Weldability: 1.4373 can be welded using standard techniques without compromising its structural integrity, making it suitable for various fabrication processes.

Applications

Due to its exceptional properties, 1.4373 stainless steel is employed in numerous applications, including:

  • Chemical Processing: Utilized in tanks, piping, and reactors that handle corrosive substances.
  • Food and Beverage Industry: Commonly used for equipment such as tanks, processing lines, and surface finishes that require high hygiene standards.
  • Marine Applications: Suitable for components exposed to seawater and other harsh environments.
  • Pharmaceutical Industry: Ideal for equipment that must maintain stringent cleanliness and corrosion resistance.