... B338 ,ASTM B3372)Technique: Seamless3)Grade: GR1,GR2,GR3,GR5,GR7,GR9,4)Size:OD3~114mm, Wall Thickness:0.2~5 ... titanium pipe, welding titanium tube, micro pore titanium tube, 99.95% titanium pipe, Minor caliber titanium tube, heavy caliber titanium pipe ,high pressure titanium tube, Anti-corrosion titanium tube, anti-rust titanium ...