titanium pipes seamless: Material: GR1,GR2,GR3,GR5,GR7,GR9,GR12 etc. Standard: ASTM B337,ASTM B338 etc. OD:3-350mm WT:<30mm titanium pipes seamless:1. Production Details:Material: GR1,GR2,GR3,GR5,GR7,GR9,GR12 etc. Standard: ASTM B337,ASTM B338 etc.OD:3-350mm WT:0.2-30mm L<=15000mm2.Chemical Composition: ElementComposition,%Gr1Gr2Gr3Gr4Gr5Gr7Gr9Gr11Gr12N max0.030.030.050.050.050.030.030.030.03C ...