This 2 1/2 blind flange (316 Stainless Steel) is a clean match for 150# raised-face connections. When you want a clean, service-friendly way to join pipe to equipment, this flange is a solid choice. 316 provides extra protection compared to 304 in many real-world conditions. TheyÕre handy when you need a solid, leak-resistant shutdown point for testing, maintenance, or future expansion. 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. From quick repairs to planned upgrades, PLYET Industrial Supply ships the flanges you need without the runaround.