1、November 2012 Novembre 2012 IEC 60079-0(Sixth edition 2011)Explosive atmospheres Part 0:Equipment General requirements CEI 60079-0(Sixime dition 2011)Atmosphres explosives Partie 0:Matriel Exigences gnrales C O R R I G E N D U M 1 9.3.3 Hexagon socket set screws Replace the existing text by the foll
2、owing:In the case of threaded holes for hexagon socket set screws,the threaded hole shall have a tolerance class of 6H in accordance with ISO 965-1 and ISO 965-3 and the set screw shall not protrude from the threaded hole after tightening.9.3.3 Vis sans tte six pans creux Remplacer le texte existant
3、 par ce qui suit:Dans le cas de trous filets pour les vis six pans creux,le trou filet doit avoir une classe de tolrance de 6H conformment lISO 965-1 et lISO 965-3,et la vis ne doit pas dpasser de lorifice filet aprs serrage.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-28-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.