BS 12/30263299 DC
BS 12/30263299 DC
BS EN 4826. Aerospace series. Zinc-nickel (12/16% Ni) plating of steels with specified tensile strength $3L 1 450 MPa, copper, copper alloys and nickel alloys and aluminium alloys for parts and fasteners
standard published 04/11/2012 by British Standards Institution