Specification and approval of procedures for welding metallic materials; part 4: welding procedure tests for the arc welding of aluminium and its alloys; german version EN 288-4:1992— 20 стр.
Specification and approval of procedures for welding metallic materials; part 3: welding procedure tests for the arc welding of steel; german version EN 288-3:1992— 29 стр.
Aerospace series - Bolts, MJ threads, in heat resisting nickel base alloy, NI-PH2601 (Inconel 718); classification: 1275 MPa (at ambient temperature)/650 °C; technical specification; German version EN 2583:1997— 33 стр.