... Titanium & Titanium Alloy Fastener Product Types:1.Ti Bolts & Screws: Hexagon head bolts,T-head bolts,Cup head nid bolts,Flat ... bolts,Double end studs,Self tapping screw.2.Ti Nuts: Hexagon nut,Wing nuts,Flat head nuts,Square nuts.3.Ti Rivets ... .1,Gr.2,Gr.5,Gr.7,Gr12.Standards: GB,DIN,ASME,ISO. e.g.GB5783/DIN933/ANSI B18.2.1 ...