NF E27-615-1972 Washer with spherical seat 《球面座垫圈》.pdf

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1、7 . - -_- AFNL NF E27-bL5 72 LOL2372 0090524 812 NORME FRANAISE ENREGISTREE NF E 27-615 RONDELLES A PORTE SPHERIQUE Juin 1972 Dimensions en milllmbtres DSIGNATION Exemple de dsignation dune rondeMe ports sphrique, de diamtre nominal d = 20 : Rondelle porte sphrique de 20, NF E 27-615. di 7 10 14 17

2、DIMENSIONS e r (1 1 0,5 8 0,5 14 f 14 I 22 d nominal 4 6 8 IO c 3 14 i 7 4 20 i 10 5 24 1 12 6 12 14 16 20 24 30 36 MATIRE Acier non alli, trait pour duret HRC = 42. 27 i 14 1 7 21 1 22 45 24 IO I 32 2 44 30 I 8 23 1.5 30 36 I :o I 8 26 ,5 30 55 28 IO 38 2 44 2,5 66 35 1 I : I 2,5 66 I 65 75 i 42 AFNOR La prbsente norme remplace la norme de mme Indice de novembre 1943. Adjonction de le duret Rockwell. Principale modlficatlon : I Enregistre par dcision du 24-5-72 . . 1 BRARD - MBni NF E 27-615 ler TIRAGE 6-72 Reproduction Interdite Washer with spherical seat Kugelscheiben

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