All Kelley® Orifice Plates are manufactured using NACE certified materials. Standard materials available are 304SS and 316SS, other materials are also available with a slightly longer delivery time. Kelley Instrument Machine, Inc. also stocks gaskets and other accessories used with paddle type orifice plates.
Kelley® paddle type orifice plates meet or exceed AGA Report #3, API 14.3, GPA, and ASME specifications.
