... ,ASTM B337 2)Grade: GR1,GR2,GR3,GR5,GR7,GR9, 3)Size:OD3~114mm, Wall Thickness:0.2~5.5mm Titanium Tube/Pipe1)Standard:ASTM ... B338 ,ASTM B3372)Technique: Seamless3)Grade: GR1,GR2,GR3,GR5,GR7 ... TO CONTRACT WITH US !YOUR SIZES AND REQUIRES ARE AVAILABLE . Titanium Tube/Pipe