This standard specifies the characteristics of solid rivets, with 1000 countersunk normal head, intitanium TI-P02, anodized, inch based series, for maximum operating temperature 315 0C.
EN 3643:1997 history
1997EN 3643:1997 Aerospace Series - Rivets, Solid, 100 Degrees Countersunk Normal Head, in Titanium TI-PO2, Anodized, Inch Based Series