Valour Alloys Inc. is the worldwide Leading Distributor of Orifice Plates and Ready Stock Inventory of all types of pipe and tubes and other engineering metal products Orifice Plates are thin, circular metal plates with precisely machined holes in the centre, used in piping systems to measure or regulate the flow of fluids (liquids, gases, or steam). They are a crucial component of flow measurement devices, commonly used in industries such as oil and gas, power generation, water treatment, and chemical processing.