Ferrobend | Industrial Flanges Manufacturer & Supplier

DIMENSIONAL DATA

DN	Pipe Outside Diameter (OD)	Flange Outside Diameter (D)	Flange Thickness (b)	Boss Length (h)	Raised Face Diameter (d3)	Raised Face Height (f)	Bolt Size	Number of Drilling Holes (No.)	Bolt Hole Diameter (d1)	Pitch Circle Diameter (d)	Boss Diameter (d2)
6	10,2	75	8	14	32	2	M10	4	11	50	20
8	13,5	80	8	14	38	2	M10	4	11	55	25
10	17,2	90	8	14	40	2	M12	4	14	60	30
15	21,3	95	8	14	45	2	M12	4	14	65	35
20	26,9	105	8	16	58	2	M12	4	14	75	45
25	33,7	115	8	16	68	2	M12	4	14	85	52
32	42,4	140	10	20	78	2	M16	4	18	100	60
40	48,3	150	10	20	88	3	M16	4	18	110	70
50	60,3	165	12	22	102	3	M16	4	18	125	85
65	76,1	185	12	26	122	3	M16	4	18	145	105
80	88,9	200	14	28	138	3	M16	8	18	160	118
100	114,3	220	14	34	158	3	M16	8	18	180	140
125¹⁾	139,7	250	16	38	188	3	M16	8	18	210	168
150	168,3	285	18	40	212	3	M20	8	22	240	195
175¹⁾	193,7	315	20	40	240	3	M20	8	22	270	220
200	219,1	340	22	42	268	3	M20	12	22	295	247
225¹⁾	244,5	370	23	42	294	3	M20	12	22	325	270
250	273,0	405	24	44	320	3	M24	12	26	355	300
300	323,9	460	28	46	378	4	M24	12	26	410	355
1) Non-preferred size.

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