This 2 1/2 slip-on flange is 316 Stainless Steel with a raised face face in 150#. TheyÕre widely used because they simplify fit-up before weldingÑhelpful when youÕre working on a tight schedule. 316 provides extra protection compared to 304 in many real-world conditions. ItÕs built with a raised-face surface to help create a confident seal when paired with the right gasket. PLYET Industrial Supply focuses on practical, jobsite-ready components that help you keep systems moving. Order it when youÕre ready, and if you want a second set of eyes on fitment, just reach out to our team.