... .standard:ASTM B/ASME SB861,337 and 338 Titanium pipe and tube1.material:Gr1,Gr2,Gr3,Gr4,Gr5 ... grade2 is widely used in the commercially pure Titanium.CP grade3 is almost only used in the ... need 300 degree celsius to form.Alloy Gr5 ,Ti6AL4V,is one of the most popular Ti alloys because ... properties.Alloy Gr7,add little palladium in cp Titanium and it has the most excellent corrosion-resistenceAlloy ...