Which series of stainless steel is noted for being non-magnetic and corrosion resistant?

The 300 series of stainless steel is recognized for its non-magnetic properties and superior corrosion resistance. This series, which includes types such as 304 and 316, is primarily composed of austenitic stainless steel, characterized by a high nickel content. The structure of austenitic stainless steel enables it to remain non-magnetic, a significant advantage for applications where magnetic interference is a concern.

Moreover, the corrosion resistance of the 300 series is enhanced due to the presence of chromium and nickel, making these steels suitable for challenging environments, including food processing, chemical environments, and marine applications. This combination of properties makes the 300 series a popular choice across various industries that require durable and resilient materials.

In contrast, other series, such as the 400 series, may contain higher amounts of chromium and lower nickel content, leading to magnetic properties and varying levels of corrosion resistance, which do not match the effectiveness of the 300 series for non-magnetic applications. The 200 and 310 series also have different compositions that affect their magnetic properties and corrosion resistance, making them less ideal compared to the 300 series for applications requiring these specific traits.