NF ISO 1502
ISO general-purpose metric screw threads - Gauges and gauging
Gives details for the manufacture and use of gauges for checking ISO general purpose metric screw threads. Specifies the features of gauges which are recommended for checking external and internal screw threads of workpieces. Provides means of distinguishing between threads that comply with the limits of size and those that do not.
Gives details for the manufacture and use of gauges for checking ISO general purpose metric screw threads. Specifies the features of gauges which are recommended for checking external and internal screw threads of workpieces. Provides means of distinguishing between threads that comply with the limits of size and those that do not.
Le présent document précise les méthodes de vérification des filetages métriques ISO au moyen de calibres filetés. La mesure des filetages fait l'objet de la norme expérimentale E 03-110.
La présente norme relative à la vérification des filetages métriques à filet triangulaire, dont les tolérances font l'objet des normes NF E 03-051 à 056, fixe la position et la valeur des zones des tolérances ainsi que les limites d'usure admises pour les vérifications filetés du filetage extérieur. Pour les modalités de vérification des filetages, voir la norme NF E 03-151.
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