Italy Standard Uni 6090 Pn16 Lapped Joint/Loose Flange

Italy Standard Uni 6090 Pn16 Lapped Flange Dimensions

ITALY STANDARD UNI 6090 PN16 LAPPED FLANGE DIMENSIONS TABLE
Directions for the designation		Lapped flanges							Sscrews	Weight
Rated Diameter	External diameter of the pipe	a	b	D	d2	f	t	Holes		Flange
25	30	85	16	115	33	14	4	4	M12	1,11
	33,7				37					1,08
32	38	100	16	140	41	18	4	4	M 16	1,63
	42,4				46					1,58
40	44,5	110	16	150	48	18	4	4	M 16	1,85
	48,3				52					1,81
50	57	125	16	165	62	18	4	4	M 16	2,16
	60,3				64					2,14
65	76,1	145	16	185	80	18	4	4	M 16	2,60
80	88,9	160	18	200	94	18	5	8***	M 16	3,14
100	108	180	18	220	113	18	5	8	M 16	3,63
	114,3				119					3,47
125	133	210	18	250	138	18	5	8	M 16	4,49
	139,7				145					4,26
150	159	240	18	285	164	22	5	8	M 20	5,54
	168,3				174					5,16
175	193,7	270	20	315	200	22	5	8	M 20	6,76
200	219,1	295	20	340	225	22	5	12	M 20	7,22
250	267	355	24	405	273	25	5	12	M 22	12,0
	273				279					11,6
300	323,9	410	28	460	330	25	5	12	M 22	16,3
350	355,6	470	32	520	362	25	5	16	M 22	25,4
	368				374					23,6
400	406,4	525	36	580	413	30	6	16	M 27	33,4
	419				426					31,0
450	457,2	585	40	640	464	30	6	20	M 27	43,3
500	508	650	44	715	515	33	6	20	M 30	60,6
*	The weight is approximate and calculated on base 7.85 Kg/dm3
**	Raw hole to be worked again according to the real external diameter of the pipe
*******	For PN10 the flange should have 4 holes

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