Screws, 100° countersunk normal head, offset cruciform recess, close tolerance normal shank, short thread, in heat and corrosion resisting steel, passivated. Classification: 1100 MPa (at ambient temperature)/425°C.
STANDARD published on 15.6.1997
Designation standards: BS EN 3543:1997
Publication date standards: 15.6.1997
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 0 580 26687 7 Status: Definitive