For stainless piping work, this 1 316 Stainless Steel socket weld flange (150#, Raised Face) keeps your connection consistent. Need a dependable connection point for your piping run? People usually ask what a socket weld flange actually doesÑthis one is simply the bolted connection point that lets you tie pipe into flanged equipment. 316 provides extra protection compared to 304 in many real-world conditions. Once welded, the connection is stable and helps keep the assembly from shifting under typical plant vibration. ItÕs built with a raised-face surface to help create a confident seal when paired with the right gasket. PLYET Industrial Supply keeps these on hand for maintenance teams and installers who need parts that show up ready to work. Have a question before you buy? Send us the basics of your application and weÕll point you in the right direction.