Need a dependable connection point for your piping run? This 1 1/4 blind flange is 316 Stainless Steel with a raised face face in 150#. Raised face is the most common sealing face youÕll see for many standard industrial flange connections. If youÕve ever needed to bolt pipe to a valve or piece of machinery, this blind flange is the part that makes that connection possible. TheyÕre handy when you need a solid, leak-resistant shutdown point for testing, maintenance, or future expansion. ItÕs a favorite in more demanding environments where long-term resistance is the priority.