ASTM B861 Gr2 seamless titanium pipe 1.Material: GR1,GR2,GR3,GR5,GR7,GR9,GR12 etc. 2.Size:OD:<350mm WT:<30mm L<=15000mm ASTM B861 Gr2 seamless ... titanium pipe1.products' information:1.)Material: GR1,GR2,GR3,GR5,GR7,GR9,GR12 etc. 2.)Standard: ASTM B337,ASTM B338 etc ...