Titanium pipe fitting 1.Type: Vacuum Graphite Mould 2.Grade:Gr.1, Gr.2, Gr.3, Gr.4, ... .Sizes: As per customers draw Titanium pipe fitting1.Type: Vacuum Graphite Mould 2.Grade:Gr.1, Gr.2, Gr.3, Gr.4 ... production and testing procedure, to attend to ensure all of the tubes we supply are in excellent properties and high level ...