SM Expansion Type Gate Valve

● Full size oriented design ● Expansion type valve plate applied, can establish mechanical seal with valve seat withwithout pressure. ● Metal-metal seal tech applied between valve seat and bonnet, valve plate and seat, valve body and seat. ● Valve plate, seat, stem and other parts are easy to replace at site. ● Easy to maintain, operate, corrosion resistance and extend service life. ● Suitable for multiple actuators.