Mac-Weld Standard Universal Flow Orifice Plates, and Restriction Orifice Plates

Mac-Weld Standard Universal Flow and Restriction Orifice Plates provide the most accurate flow measurement in any industry requiring flow measurement for gas, liquid, and steam applications. With established standards for manufacturing, Mac-Weld Standard Universal Orifice Plates perform reliably under the most challenging conditions. They are available in OFC flow type (a flow orifice plate with a beveled outlet edge) and in ORC flow type (a restriction orifice plate with a square outlet edge). These orifice plates are economical, are available in many standard universal sizes, and are tested, calibrated, and ready to install before they are shipped out.