Titanium pipe 1.Standard:ASTM B338,B337,B861 2.Material:Gr1,Gr2,Gr3 Titanium pipe GradeELEMENT COMPOSITION,%TiAlVFeCNHOOther,MaxGrade 1Balance__0.200.80.030.0150.180.40Grade 2Balance__0.300.80.030.0150.250.40Grade 3Balance__0.300.80.050.0150.350.40Grade 4Balance__0.500.80.050.0150.400.40Grade 5Balance5.5-6.753.5-4.50.400.80.050.0150.200.40Grade 7BalancePd 0.12-0.25_0.030.80.030.0150.250.40Grade ...