Draft Document - Aerospace series - Countersunk head bolts, close tolerance, with internal offset cruciform ribbed drive and MJ thread, short thread length, corrosion-resisting steel - Nominal tensile strength 1 100 MPa, for temperatures up to 425 °C; Text in German and English
Deutsches Institut Fur Normung E.V. (German National Standard) , 12/01/2019
