Aerospace series. Bolts, normal hexagonal head, coarse tolerance normal shank, medium length thread, in heat resisting nickel base alloy, aluminium IVD coated. Classification: 1250 MPa (at ambient temperature) / 425 °C.
STANDARD published on 30.6.2010
Designation standards: BS EN 4131:2009
Note: WITHDRAWN
Publication date standards: 30.6.2010
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS