ISO 4017:2011

Hexagon head screws -- Product grades A and B

ISO 4017:2011 specifies the characteristics of hexagon head screws with threads from M1,6 up to and including M64, of product grade A for threads M1,6 to M24 and nominal lengths up to and including 10d or 150 mm, whichever is the shorter, and product grade B for threads over M24 or nominal lengths over 10d or 150 mm, whichever is the shorter.


General information

  • Current status : Withdrawn
    Publication date : 2011-04
  • Edition : 4
    Number of pages :
  • :
    ISO/TC 2/SC 11
    Fasteners with metric external thread
  • 21.060.10
    Bolts, screws, studs

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