Low cost: Butterfly valves are generally considerably less costly than other valves that provide similar functions (like gate valves). 6. Pharmaceutical Industry: In pharmaceutical production, Test valves are employed to keep up sanitary situations by preventing backflow of fluids. This is certainly important for ensuring the purity and good quality https://simonfbxpi.tokka-blog.com/31524188/new-step-by-step-map-for-industry-water-valve