... • Seam • Drilling 4.Shape of tubes we offer: Round ,square, rectangular , oval , and the plum blossom ,Straight Pipe, twisted , ... Medical rehabilitation equipment,Chemical, Petroleum. 6.Titanium seamless tube flow chart:Titanium sponge→Crushing→Melting→Forging→Slab billet ... Hot rolling→Cold rolling→Titanium coil→Welding→Titanium welded tube 7.We also manufacture these products:² titanium,nickel ...