BS EN 2133 Aerospace series – Cadmium plating of steels with specified tensile strength ≤ 1450 MPa, copper, copper alloys and nickel alloys
BS L 163 Specification for sheet and strip of aluminium-coated aluminium-copper-magnesium-silicon-manganese alloy (solution treated, cold worked for flattening and aged at room temperature) (Cu 4.4, Mg 0.5, Si 0.8, Mn 0.8)
BS L 166 Specification for close toleranced sheet and strip of aluminium-coated aluminium-copper-magnesium-silicon-manganese alloy (solution treated and aged at room temperature) (Cu 4.4, Mg 0.5, Si 0.8, Mn 0.8)
BS S 526 Specification for softened 18/10 chromium-nickel corrosion-resisting steel sheet and strip (titanium stabilized: 540 MPa)
BS S 527 Specification for softened 18/10 chromium-nickel corrosion-resisting steel sheet and strip (niobium stabilized: 540 MPa)
BS SP 122 TO 125:2016 history
2016BS SP 122 TO 125:2016 Washers for unified hexagons for aircraft (primarily for packing purposes)