... rods 2>standard:ASTM B348,F67,F136 3>material: GR1,GR2, 6Al-4V, 6AL-4vELI Descriptions:CP grade ... complex shape need 300 degree celsius to form.Alloy grade 5, Ti-6Al-4V, is the most ... its comprehensive mechanical, physical and chemical properties.Alloy grade 7, add little palladium in cp titanium and ... excellent corrosion-resistance. Of course it costs higher.Alloy grade 9, Ti-3Al-2.5V, is the most ...