... tube 1)Standard:ASTM B338 ,ASTM B3372)Technique: Seamless3)Grade: GR1,GR2,GR3,GR5,GR7,GR9,4)Size:OD3~114mm, Wall Thickness ... keywordSeamless titanium pipe, welding titanium tube, micro pore titanium tube, 99.95% titanium pipe, Minor caliber titanium tube, heavy caliber titanium pipe ,high pressure titanium ...