EN 1092-1 PN 6 Type 11 Flange Dimension

DN	Mating dimensions					Outside diameter of neck A	Flange thickness	Length		Neck diameters	Corner radii R1	Wall thickness (see 5.6.1) S
	Outside diameter D	Diameter of bolt circle K	Diameter of bolt hole L	Bolting			Flange thickness	Length		Neck diameters
	Outside diameter D	Diameter of bolt circle K	Diameter of bolt hole L	Number	Size		C₂	H₂	H₃	N₁
10	75	50	11	4	M10	17.2	12	28	6	26	4	See Annex A
15	80	55	11	4	M10	21.3	12	30	6	30	4
20	90	65	11	4	M10	26.9	14	32	6	38	4
25	100	75	11	4	M10	33.7	14	35	6	42	4
32	120	90	14	4	M12	42.4	14	35	6	55	6
40	130	100	14	4	M12	48.3	14	38	7	62	6
50	140	110	14	4	M12	60.3	14	38	8	74	6
65	160	130	14	4	M12	76.1	14	38	9	88	6
80	190	150	18	4	M16	88.9	16	42	10	102	8
100	210	170	18	4	M16	114.3	16	45	10	130	8
125	240	200	18	8	M16	139.7	18	48	10	155	8
150	265	225	18	8	M16	168.3	18	48	12	184	10
200	320	280	18	8	M16	219.1	20	55	15	236	10
250	375	335	18	12	M16	273.0	22	60	15	290	12
300	440	395	22	12	M20	323.9	22	62	15	342	12
350	490	445	22	12	M20	355.6	22	62	15	385	12
400	540	495	22	16	M20	406.4	22	65	15	438	12
450	595	550	22	16	M20	457.0	22	65	15	492	12
500	645	600	22	20	M20	508.0	24	68	15	538	12
600	755	705	26	20	M24	610.0	30	70	16	640	12
700	860	810	26	24	M24	711.0	30	76	16	740	12
800	975	920	30	24	M27	813.0	30	76	16	842	12
900	1075	1020	30	24	M27	914.0	34	78	16	942	12
1000	1175	1120	30	28	M27	1016.0	38	82	16	1045	16
1200	1405	1340	33	32	M30	1219.0	42	104	20	1248	16
1400	1630	1560	36	36	M33	1422.0	56	114	20	1452	16
1600	1830	1760	36	40	M33	1626.0	63	119	20	1655	16
1800	2045	1970	39	44	M36	1829.0	69	133	20	1855	16
2000	2265	2180	42	48	M39	2032.0	74	146	25	2058	16
2200	2475	2390	42	52	M39	2235.0	81	154	25	2260	18
2400	2685	2600	42	56	M39	2438.0	87	168	25	2462	18
2600	2905	2810	48	60	M45	2620.0	91	175	25	2665	18
2800	3115	3020	48	64	M45	2820.0	101	188	30	2865	18
3000	3315	3220	48	68	M45	3020.0	102	192	30	3068	18
3200	3525	3430	48	72	M45	3220.0	106	202	30	3272	20
3400	3735	3640	48	76	M45	3420.0	110	214	35	3475	20
3600	3970	3860	56	80	M52	3620.0	124	229	35	3678	20
a For fanges type 21 the outside hub diameter aproximately corresponds to te ouside pipe diameter and the nominal value dimensions A,N3 and R1 and their tlerances are included for guidance only. b To be specified by the purchaser.