Large-Diameter Triple Eccentric Butterfly Valve Buying Guide

Video description

Buying a large-diameter triple eccentric butterfly valve for municipal water systems is not only about price or valve size. For water authorities, EPC contractors, municipal engineers, pump station projects, treatment plants, and industrial valve distributors, the right valve specification can prevent flange mismatch, sealing failure, installation delay, and long-term maintenance risk. This video explains what buyers should check before approving a quotation or purchase order for large-diameter triple eccentric butterfly valves. Key specifications include DN size, face-to-face dimension, flange drilling, pressure class, shell test pressure, seat test pressure, leakage acceptance, body material, disc material, shaft material, seat material, sealing ring design, coating, torque data, actuato