Aerospace – Hexagon bolts, close tolerance, with short-length MJ thread, titanium alloy – Nominal tensile strength 1100 MPa, for temperatures up to 315 °C
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 04/01/1998

Aerospace series – Hexagon bolts, close tolerance, with short-length MJ thread, titanium alloy, nominal tensile strength 1100 MPa, for temperatures up to 315 °C; Text in German and English
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 12/01/2016