... Gr1,Gr2,Gr3,Gr5,Gr6,Gr7,Gr9... 3:ISO9001 Gr2 Titanium tube: Grade: GR1 GR2 GR6, GR7, GR9, ... L18000Standard: ASTMB337 ASTMB338 (ASME), ASME SB338 TITANIUM SEAMLESS TUBESpecification and Standard for Titanium Seamless Tubes and Its Alloys:DescriptionGradeSize ( ... OF TITANIUM AND TITANIUM ALLOY TUBE:Tests and inspections ensure the materials meet all of the tests specifications of International standard ...