Titanium Blind Flanges Grade 5 Blind flanges have no bore and are used to close openings in piping systems or vessels. It is designed for easy access to ships or piping systems for inspection. It can be offered with or without a hub in the manufacturer's choice. Blind flanges, especially those of large size, are the most stressed type of flange in terms of internal pressure and bolt load. Type: Titanium Lap Joint Flanges Titanium threaded Flanges Titanium Socket Weld Flanges Titanium Slip On Flanges Titanium Blind Flanges Titanium Weld neck Flanges Lasting is a leading manufacturer and supplier of Titanium Flange, in a wide range of sizes grades and specifications. We also supply Titanium Plate,Titanium Round Bar,Titanium Wire,Titanium Drawing and other titanium products.