Dimensions

Nominal	Diameter	O.D. of Pipe	O.D. of Flange	Diameter Male	Pitch Circle Diameter	Diameter of Bolt Holes	Bolting		Thickness of Flange			Height of Flange		Diameter at Base of Hub
									WN	SOH	BL
(mm)	(inch)	(mm)					No.	Size	(mm)
DN	NPS	d1	D	d2	K	L	n		t1	t2	t3	H1	H2	X1	X2
10	3/8	17.2	90	41	60	14	4	M12	14	14	14	35	22	28	30
15	1/2	21.3	95	46	65	14	4	M12	14	14	14	38	22	32	35
20	3/4	26.9	105	56	75	14	4	M12	16	16	16	40	26	40	45
25	1	33.7	115	65	85	14	4	M12	16	16	16	40	28	46	52
32	1 1/4	42.4	140	76	100	18	4	M16	18	18	18	42	30	56	60
40	1 1/2	48.3	150	84	110	18	4	M16	18	18	18	45	32	64	70
50	2	60.3	165	99	125	18	4	M16	20	20	20	48	34	74	84
65	2 1/2	76.1	185	118	145	18	4	M16	20	20	20	48	32	92	104
80	3	88.9	200	132	160	18	8	M16	20	20	20	50	34	110	118
100	4	114.3	220	156	180	18	8	M16	22	22	22	52	40	130	140
125	5	139.7	250	184	210	18	8	M16	22	22	22	55	44	158	168
150	6	168.3	285	211	240	22	8	M20	24	24	24	55	44	184	195
200	8	219.1	340	266	295	22	12	M20	24	24	24	62	44	234	246
250	10	273	405	319	355	26	12	M24	26	26	26	70	46	288	298
300	12	323.9	460	370	410	26	12	M24	28	28	28 7	8	53	342	350
350	14	355.6	520	429	470	26	16	M24	30	30	30	82	57	390	400
400	16	406.4	580	480	525	30	16	M27	32	32	32	85	63	444	456
450	18	457	640	530	585	30	20	M27	34	34	36	87	63	490	502
500	20	508	715	582	650	33	20	M30	34	34	36	90	73	546	559
600	24	610	840	682	770	36	20	M33	36	36	44	95	83	650	658

Actual dimensions may vary
All dimensions are nominal (indicative)