Swagelok 316L-12TB7-9 Tube Butt Weld Union Elbow

Swagelok 316L-12TB7-9 is a 90° tube butt-weld union elbow fabricated from 316L stainless steel for 3/4 in. outer-diameter tubing. This elbow provides a permanent, leak-tight right-angle connection designed for butt-weld processes, integrating with Swagelok’s weld-fitting family for reliable high-purity piping. The 316L material offers strong corrosion resistance in demanding chemical environments, and the part features a wall thickness of 0.049 in, enabling a pressure rating up to 2400 psig (165 bar). The 12TB7-9 designation identifies the 3/4 in tubing size within Swagelok’s butt-w Weld elbow lineup, reflecting compatibility with standard welding procedures and Swagelok tooling. This elbow is well-suited for high-purity process piping and industrial systems where secure, durable joints and compact geometry are essential for space-constrained layouts and cleanable flow paths. Ensure proper welding practices and fit-up per Swagelok guidelines to maintain integrity and performance in service.