PREN 2947-1997 Aerospace Series Steel FE-PA3004 (X10CrNi18-09) Air Melted not Hot Treated Wire for Springs D Less than or Equal to 2@3 mm (Edition P 1)
1998PREN 2947-1998 Aerospace Series Steel FE-PA3004 (X10CrNi18-09) Air Melted Non Heat Treated Cold Drawn Wire a or D Less than or Equal to 2@3 mm (Edition P 2)
1997PREN 2947-1997 Aerospace Series Steel FE-PA3004 (X10CrNi18-09) Air Melted not Hot Treated Wire for Springs D Less than or Equal to 2@3 mm (Edition P 1)