National introduction to the definition of the definition of the health level

Hygienic stainless steel valves referred to as sanitary valves refer to stainless steel valve fittings used in equipments requiring high levels of sanitary foods in the pharmaceutical, food, and dairy industries.
The user is a pharmaceutical or food factory for maintenance and related equipment. Hygienic valve series products include: sanitary ball valves, sanitary butterfly valves, sanitary diaphragm valves, manholes, sanitary sampling valves, etc.