Nominal diameter		Outer Diameter Ｄ	Inner Diameter ｄ	Thickness ｔ	Raised Face		Diameter of Hub at Small End	Length through Hub Ｔ	Radius of Fillet at Base of Hub	Weld Details			Dimensions
Ａ	Ｂ				Diameter ｇ	Height ｆ				Ｓ	ｍ	α	Bolt Circle Diameter C	Diameter of Bole Holes ｈ	Number of Bolt Holes	Name of Bolt Screw
10A	3/8B	90	17.80	14	46	1	ー	ー	ー	ー	ー	ー	65	15	4	M12
15	1/2	95	22.20	14	51	1	34	20	4	31	4	ー	70	15	4	M12
20	3/4	100	27.70	16	56	1	40	22	4	37	4	ー	75	15	4	M12
25	1	125	34.50	16	67	1	48	24	4	44	4	ー	90	19	4	M16
32	1.25	135	43.20	18	76	2	56	26	5	52	4	ー	100	19	4	M16
40	1.5	140	49.10	18	81	2	62	26	5	58	4	ー	105	19	4	M16
50	2	155	61.10	18	96	2	76	26	5	70	4	ー	120	19	8	M16
65	2.5	175	77.10	20	116	2	100	30	5	94	6	20°	140	19	8	M16
80	3	200	90.00	22	132	2	113	34	6	107	6	20°	160	23	8	M20
100	4	225	115.40	24	160	2	138	36	6	132	6	20°	185	23	8	M20
125	5	270	141.20	26	195	2	166	40	6	160	7	30°	225	25	8	M22
150	6	305	166.60	28	230	2	196	42	6	186	8	30°	260	25	12	M22
200	8	350	218.00	30	275	2	244	46	6	237	9	30°	305	25	12	M22
250	10	430	269.50	34	345	2	304	52	6	290	10	30°	380	27	12	M24
300	12	480	321.00	36	395	3	354	56	8	345	11	30°	430	27	16	M24
350	14	540	358.10	40	440	3	398	62	8	384	12	35°	480	33	16	M30×3
400	16	605	409.00	46	495	3	446	70	10	437	13	35°	540	33	16	M30×3
450	18	675	460.00	48	560	3	504	78	10	490	15	35°	605	33	20	M30×3
500	20	730	511.00	50	615	3	558	84	10	544	16	35°	660	33	20	M30×3
550	22	795	562.00	52	670	3	612	90	10	595	16	35°	720	39	20	M36×3
600	24	845	613.00	54	720	3	666	96	10	646	18	35°	770	39	24	M36×3