DIN Standards Committee Fasteners
DIN 267-30
Fasteners - Technical specifications - Part 30: Metric thread rolling screws of property class 10.9
Mechanische Verbindungselemente - Technische Lieferbedingungen - Teil 30: Metrische gewindefurchende Schrauben der Festigkeitsklasse 10.9
Overview
This standard specifies requirements for metric thread rolling screws of property class 10.9 designed to produce internal threads with nominal diameters from 2,5 mm to 10 mm in materials with a maximum Vickers hardness of 130 HV 10 or a maximum Brinell hardness of 124 HB, which fit general purpose ISO metric screw threads and are used in general engineering applications. This standard has been prepared by Working Committee NA-067-00-05 AA "Kleinschrauben und gewindeformende Schrauben" ("Small screws and thread forming screws") at DIN Standards Committee Fasteners (FMV).