... 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 locks (aluminum, brass and stainless steel) 3) Stainless steel valves, ball valves, flange connecters ... 1/4" to 4": a) Pipes: hot-dipped galvanized and black, round and square, made as per buyer's design b) Fittings: sockets ...