ISO 8020 specifies the basic dimensions and tolerances, in millimetres, of punches with cylindrical head and straight or reduced shank. Cylindrical head punches with reduced shank are standardized in round, oblong, square and rectangular shapes. This International Standard gives examples of materials and their hardness and specifies the designation of punches in accordance with this International Standard. These punches are available with shank diameters from 3 mm to 32 mm. The main use of the punches specified in ISO 8020 is for punching holes in steel sheet. They may also be used for punching in other materials.
ISO 8020 specifies the basic dimensions and tolerances, in millimetres, of punches with cylindrical head and straight or reduced shank.
Cylindrical head punches with reduced shank are standardized in round, oblong, square and rectangular shapes.
This International Standard gives examples of materials and their hardness and specifies the designation of punches in accordance with this International Standard.
These punches are available with shank diameters from 3 mm to 32 mm.
The main use of the punches specified in ISO 8020 is for punching holes in steel sheet. They may also be used for punching in other materials.
Le présent document s'adresse aux constructeurs et aux utilisateurs de poinçons à tête cylindrique et à corps épaulé pour lesquels il fixe les caractéristiques dimensionnelles et la désignation.
La présente norme qui s'adresse aux fabricants et aux utilisateurs de poinçons indique l'enveloppe des dimensions de l'extrémité de la partie travaillante de ceux-ci.
COBAZ is the simple and effective solution to meet the normative needs related to your activity, in France and abroad.
Available by subscription, CObaz is THE modular solution to compose according to your needs today and tomorrow. Quickly discover CObaz!
Request your free, no-obligation live demo
I discover COBAZ