... delivery Strict inspection according to drawings ISO9001:2000 OEM/ODM Valve fittingsSand casting and machiningMaterial: cast ironSpecification:in exact accordance ... , all kinds of gears, gear boxes, impellers, pumps, valves, flanges, joints...Material: cast iron, cast steel, alloy, alloy steel, ... samples, drawings or description.Your enquiries are fully appreciated. Valve fittings of high quality