NF ISO 3466
Machine taper pin reamers with parallel shanks
La présente norme fixe les dimensions des alésoirs à machine pour trous de conicité 1/50 destinés en particulier à recevoir les goupilles coniques selon norme NF E 27-490, dans la gamme de 2 à 12 mm. Le diamètre nominal de ces alésoirs, comme celui de cette série de goupilles, correspond au diamètre au petit bout. Les alésoirs à main (gamme de 0,6 à 50 mm) et les alésoirs à machine à queue cône Morse (gamme de 5 à 50 mm) conicité 1/50 font respectivement l'objet des normes NF E 66-011 et NF E 66-010.
<p>ISO 3466:2016 lays down the dimensions of machine taper pin reamers with parallel shanks.</p> <p>It covers only metric dimensions, which are the only recommended dimensions in the future for these types of reamers.</p> <p>The reamers have been designed to produce holes for taper pins manufactured to ISO 2339, in the range of 2 mm to 12 mm nominal diameter.</p> <p>Unless otherwise stated, these reamers will be right-hand cutting.</p> <p>The flutes may be straight or left-hand spiral at the option of the manufacturer.</p> <p>Hand taper pin reamers are dealt with in ISO 3465, and machine taper pin reamers with Morse taper shanks in ISO 3467.</p>
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