This part of this European standard specifies the general technical delivery conditions for open die steel forgings, ring rolled products and forged bars for pressure purposes.
DS/EN 10222-1/A1:2004 history
2004DS/EN 10222-1/A1:2004 Steel forgings for pressure purposes - Part 1: General requirements for open die forgings
2002DS/EN 10222-1:2002 Steel forgings for pressure purposes - Part 1: General requirements for open die forgings