SUS 316L Stainless Steel: The Japanese Industrial Standard for Reliability
SUS 316L is the Japanese Industrial Standard (JIS) designation for a low-carbon austenitic stainless steel, equivalent to the international 316L grade but adhering to strict Japanese quality norms. A defining characteristic of SUS 316L is its precise chemical composition: 16-18% chromium, 10-14% nickel, 2-3% molybdenum, and ≤0.03% carbon. This composition ensures superior resistance to both general and localized corrosion, particularly in environments with chloride ions, such as coastal regions or chemical plants.
The main function of SUS 316L is to serve as a high-performance material in industries where precision and durability are non-negotiable. Its advantages lie in its consistent quality control—JIS standards require rigorous testing for mechanical properties, corrosion resistance, and chemical composition, ensuring minimal variation between batches. It also offers excellent machinability and polishability, making it ideal for products that require a smooth, aesthetic finish, such as kitchen appliances or decorative hardware.
SUS 316L finds extensive use in the automotive industry for exhaust systems and fuel components, as it resists high temperatures and chemical degradation. It is also widely employed in the electronics sector for semiconductor manufacturing equipment, where cleanliness and corrosion resistance are critical. Additionally, it is a preferred material for water treatment plants, as it can withstand the harsh chemicals used in purification processes.
The main function of SUS 316L is to serve as a high-performance material in industries where precision and durability are non-negotiable. Its advantages lie in its consistent quality control—JIS standards require rigorous testing for mechanical properties, corrosion resistance, and chemical composition, ensuring minimal variation between batches. It also offers excellent machinability and polishability, making it ideal for products that require a smooth, aesthetic finish, such as kitchen appliances or decorative hardware.
SUS 316L finds extensive use in the automotive industry for exhaust systems and fuel components, as it resists high temperatures and chemical degradation. It is also widely employed in the electronics sector for semiconductor manufacturing equipment, where cleanliness and corrosion resistance are critical. Additionally, it is a preferred material for water treatment plants, as it can withstand the harsh chemicals used in purification processes.