Fin tubes widely used in Heat exchangers, Chill units, Condensers, Oil refineries and general heat exchanging units, etc.Material: C11000, C12000(Cu-DLP), C12200(Cu-DHP), C44300, C68700, C70400, C70600, C71500, LOW CARBON STEEL A179SA179Temper: Finned section 12H, plian section M or whole tube M.Size range: OD12---OD25.4mm