Quenched and tempered steels - Part 2: Technical delivery conditions for unalloyed quality steels (includes Amendment A1:1996); German version EN 10083-2:1991 + A1:1996— 18 стр.
Aerospace - Self-locking nuts with reduced locking torque with maximum operating temperature less than or equal to 425 °C - Technical Specification— 27 стр.