... :Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12 2. Standard:ASTM B381,ASME/ANSI B16.5,DIN 2630-2636/1092 3. Professional ... LIHUA Titanium Flanges1>1. Specifications: DN10----DN30002. Producing Standard: ASTM B381, ASME/ANSI B16.5,DIN 2630-2636, DIN 10923. Material ... , titanium wire, titanium standard component, titanium forging product(titanium flange and titanium ring),titanium pipe fitting,titanium sheet as well ...