ISO 7046-2:2011 Preview
Countersunk flat head screws (common head style) with type H or type Z cross recess -- Product grade A -- Part 2: Steel screws of property class 8.8, stainless steel screws and non-ferrous metal screws
This standard was last reviewed and confirmed* in 2016.
*Therefore this version remains current
ISO 7046-2:2011 specifies the characteristics of recessed countersunk flat head screws with threads M2 up to and including M10, of grade A and of property class 8.8 for steel, A2-70 for stainless steel and CU2 and CU3 for non-ferrous metals.