Pernos de cabeza hexagonal. Productos de clase C. (ISO 4016:1999).
Hexagon head bolts. Product grade C. (ISO 4016:1999).
Vis à tête hexagonale partiellement filitées. Grade C. (ISO 4016:1999).
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See part of the content of the standard
21.060.10 / Bolts, screws, studs
CTN 17 - Fasteners
EN ISO 4016:2000 (Identical)
ISO 4016:1999 (Identical)
It is cancelled by: UNE-EN ISO 4016:2011
Cancel: UNE-EN 24016:1992