... Production Description ZQ602US-20002-PC 2000PSI RP NPT Oilfield Ball Valves Ductile IronSize:1"-2"Pressure:1000PSI 2000PSIMaterial:DI ductile ... manufacture and exporter of all kinds of industrial valves, marine valves, pipe fittings, flanged, piping accessories etc. Our products are in ... and ductile iron. The end connects: Thread screwed end, flanged end, grooved end, butt weld end, socket weld end, ...