DS EN 3278:2012
DS EN 3278:2012 Aerospace Series - Sleeves, Tubular, Protruding Head, In Corrosion Resisting Steel, Passivated (0,25 Mm Wall Thickness) Defines the characteristics and technical requirements for protruding head tubular sleeves, in corrosion resisting steel, which may be plain or provided with a series of annular grooves.