90.93 Standard confirmed Dec 14, 2022
CEN
CEN/TC 459/SC 5 Steels for heat treatment, alloy steels, free-cutting steels and stainless steels
European Norm
77.140.25 Spring steels
1.1 This European Standard specifies the technical delivery requirements for round and flat bars and rod manufactured from the alloy steels listed in table 3, intended for hot-formed and subsequently heat-treated springs or cold-formed and subsequently heat-treated springs. The products are supplied in one of the heat-treatment conditions given for the different types of products in table 1, lines 2 to 6, and in one of the surface conditions given in table 2.
PUBLISHED
EN 10089:2002
90.93
Standard confirmed
Dec 14, 2022