This standard specifies for bolts, screws, studs and nuts of non-ferrous metal the designation system, materials, mechanical properties including test methods and marking.
DIN EN 28839:1991 history
1991DIN EN 28839:1991-12 Mechanical properties of fasteners; nonferrous metal bolts, screws, studs and nuts (ISO 8839:1986); german version EN 28839:1991
1991DIN EN 28839:1991 Mechanical properties of fasteners; nonferrous metal bolts, screws, studs and nuts (ISO 8839:1986); german version EN 28839:1991