Swagelok 316L-4TB7-9 Tube Butt Weld Union Elbow

Swagelok 316L-4TB7-9 is a 90° tube butt weld union elbow for 1/4 in. OD stainless steel tubing, enabling a right-angle welded connection in tight installations. The elbow is machined from 316L stainless steel and uses butt weld ends to form leak-tight joints, and it is cleaned and packaged to Swagelok SC-10 specifications for ultrahigh-purity and industrial fluid systems. For 1/4 in. tubing, Swagelok specifies a wall thickness of 0.035 in and a service pressure rating up to 5,100 psi (351 bar). The part number 316L-4TB7-9 identifies this component within Swagelok's welded fittings lineup, designed for permanent tube connections in instrumentation, processing lines, and laboratory environments where clean, durable joints are essential.