... 3)annual output:800tons 4)seamless Titanium tubesseamlessOD: 6mm to 159mmWT: 0.5mm to 15mmmaterial: Gr2, Gr3, Gr7, Gr9, Gr12,Gr16annual output ... ,337,338,DIN17861,17869seamlessWe are the manufacturer of titanium and stainless steel products in China set up in 1958, have the LIoyds, ISO 9001-2000 ...