WEBStainless steel valves, pipes and fittings. Download Female straight union - DIN 2353 - Stainless steel 316 Ti. Available for SOLIDWORKS, Inventor, Creo, CATIA, Solid Edge, autoCAD, Revit and many more CAD software but also as STEP, STL, IGES, STL, DWG, DXF and more neutral CAD formats.