... iron butterfly valves, gate valves, globe valves, check valves, Y-strain 1) Cast iron and ductile iron butterfly valves, gate valves, globe ... valves, check valves, Y-strainers 2) Ductile iron fittings, cam ... , gate valves, stop valves, butterfly valves, check valves and Y-strainers 4) Various kinds of stainless steel pipes and fittings ...