... Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12 2. Standard:ASTM B381 ... Titanium Flanges1>1. Specifications: DN10----DN30002. Producing Standard: ASTM B381 ... . Applications: Chemical industry, aerospace, spaceflight, ... designing for many years ... titanium rod, titanium tubing, titanium plate, titanium wire, titanium standard component, titanium forging product(titanium flange and titanium ring),titanium pipe fitting,titanium ...