ISO 898-7:1992 Preview

Mechanical properties of fasteners -- Part 7: Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm

Applies to bolts and screws of property classes 8.8 to 12.9 in accordance with ISO 898-1 with thread less than M3 for which no breaking and proof loads are indicated in ISO 898-1, as well as to short bolts and screws with nominal diameters 3 mm to 10 mm which cannot be subjected to a tensile test. The minimum breaking torques are not valid for hexagon socket set screws.


General information

  • Current status : Published
    Publication date : 1992-11
  • Edition : 1
    Number of pages : 4
  • :
    ISO/TC 2/SC 11
    Fasteners with metric external thread
  • 21.060.10
    Bolts, screws, studs

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