The difference between sanitary butterfly valves and butterfly valves mainly lies in the application scenarios, structural design and material selection.

A sanitary valve is a type of valve specifically designed and used in industries where high - level hygiene and cleanliness are crucial, such as the food and beverage, dairy, pharmaceutical, and biotechnology industries.

Sanitary diaphragm valves, also known as phamacy diaphragm valves, have been widely used for fluid control in the pharmaceutical, food and beverage industries. These valves are made from SS316L material, which is high performance and durable, and they are designed for easy cleaning and maintenance.