Note: For nuts of this standard ≤ M5 only the test forces of property class 6 can be guaranteed.
Similar to ISO 4032 | DIN-standard has been withdrawn | changed spanner widths for M10, M12, M14 and M22 | the fine thread has been transferred to ISO 8673
Hot-dip galvanised screws have very good resistance against corrosion. The zinc layer is much thicker than with galvanic coatings.