V-port ball valve(segment ball valve)s can be used for corrosive media, but their suitability depends on several factors, including the choice of valve materials, coatings, sealing elements, and the specific properties of the corrosive media.
V-port ball valves(segment ball valve) have several advantages over other types of valves, making them the preferred choice in specific applications.
A knife gate valve can handle changes in media, but specific measures and precautions need to be taken based on different media and operating conditions.