This 4 socket weld flange (316 Stainless Steel) is a clean match for 150# raised-face connections. Once welded, the connection is stable and helps keep the assembly from shifting under typical plant vibration. 316 provides extra protection compared to 304 in many real-world conditions. Use this socket weld flange when you want a familiar, bolt-together connection you can service later without drama. The raised-face sealing surface is designed to mate well with common gasket styles used on stainless systems. TheyÕre often chosen for smaller lines where a tidy weld setup matters and alignment is critical. Add it to your cart and keep your project movingÑsupport is here if you need it.