JIS B2220 Flange Dimensions

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JIS B2220 Flange Dimensions

JIS B2220 5K Flange Dimensions

JIS5K					DRILLING DATA			LTB
NOMINAL PIPE SIZE		OUTSIDE DIAMETER OF FLANGE	THIKNESS OF FLANGE	THIKNESS OF BLIND	PITCH CIRCLE DIAMETER	NUMBER OF BOLT HOLES	BOLT HOLE DIAMETER	BOSSED LENGTH SOH.SW LI	WELD NECK LENGTH
MM	INCH	C	T	T1	PCD	#	H	L	L1
10	3/8	75	9	9	55	4	12	13	24
15	1/2	80	9	9	60	4	12	13	25
20	3/4	85	10	10	65	4	12	15	28
25	1	95	10	10	75	4	12	17	30
32	1 1/4	115	12	12	90	4	15	19	33
40	2 1/2	120	12	12	95	4	15	20	34
50	2	130	14	14	105	4	15	24	36
65	2 1/2	155	14	14	130	4	15	27	39
80	3	180	14	14	145	4	19	30	41
90	3 1/2	190	14	14	155	4	19	N/A	41
100	4	200	16	16	165	8	19	36	41
125	5	235	16	16	200	8	19	40	43
150	6	265	18	18	230	8	19	40	49
175	7	300	18	18	260	8	23	N/A	49
200	8	320	20	20	280	8	23	N/A	53
225	9	345	20	20	305	12	23	N/A	54
250	10	385	22	22	345	12	23	N/A	61
300	12	430	22	22	390	12	23	N/A	62
350	14	480	24	24	435	12	25	N/A	73
400	16	540	24	24	495	16	25	N/A	76
450	18	605	24	24	555	16	25	40	79
500	20	655	24	24	605	20	25	40	79
550	22	720	26	26	665	20	27	42	81
600	24	770	26	26	715	20	27	44	81
650	26	825	26	28	770	24	27	48	85
700	28	875	26	30	820	24	27	48	94
750	30	945	28	32	880	24	33	52	100
800	32	995	28	34	930	24	33	52	100
850	34	1045	28	36	980	24	33	54	108
900	36	1095	30	36	1030	24	33	56	108
1000	40	1195	32	40	1130	28	33	60	116

JIS B2220 10K Flange Dimensions

JIS10K					DRILLING DATA			LTB
NOMINAL PIPE SIZE		OUTSIDE DIAMETER OF FLANGE	THIKNESS OF FLANGE	THIKNESS OF BLIND	PITCH CIRCLE DIAMETER	NUMBER OF BOLT HOLES	BOLT HOLE DIAMETER	BOSSED LENGTH SOH.SW LI	WELD NECK LENGTH
MM	INCH	C	T	T1	PCD	#	H	L	L1
10	3/8	90	12	12	65	4	15	16	29
15	1/2	95	12	12	70	4	15	16	31
20	3/4	100	14	14	75	4	15	20	32
25	1	125	14	14	90	4	19	20	36
32	1 1/4	135	16	16	100	4	19	22	38
40	2 1/2	140	16	16	105	4	19	24	38
50	2	155	16	16	120	4	19	24	40
65	2 1/2	175	18	18	140	4	19	27	44
80	3	185	18	18	150	8	19	30	45
90	3 1/2	195	18	18	160	8	19	N/A	45
100	4	210	18	18	175	8	19	36	45
125	5	250	20	20	210	8	23	40	47
150	6	280	22	22	240	8	23	40	53
175	7	305	22	22	265	12	23	N/A	55
200	8	330	22	22	290	12	23	N/A	58
225	9	350	22	22	310	12	23	N/A	58
250	10	400	24	24	355	12	25	36	65
300	12	445	24	24	400	16	25	38	68
350	14	490	26	26	445	16	25	42	79
400	16	560	28	28	510	16	27	44	85
450	18	620	30	30	565	20	27	48	90
500	20	675	30	30	620	20	27	48	99
550	22	745	32	34	680	20	33	52	111
600	24	795	32	36	730	24	33	52	112
650	26	845	34	38	780	24	33	56	116
700	28	905	34	40	840	24	33	58	132
750	30	970	36	44	900	24	33	62	139
800	32	1020	36	46	950	28	33	64	139
850	34	1070	36	48	1000	28	33	66	139
900	36	1120	38	50	1050	28	33	70	140
1000	40	1235	40	56	1160	28	39	74	151

JIS B2220 16K Flange Dimensions

JIS16K					DRILLING DATA			LTB
NOMINAL PIPE SIZE		OUTSIDE DIAMETER OF FLANGE	THIKNESS OF FLANGE	THIKNESS OF BLIND	PITCH CIRCLE DIAMETER	NUMBER OF BOLT HOLES	BOLT HOLE DIAMETER	BOSSED LENGTH SOH.SW LI	WELD NECK LENGTH
MM	INCH	C	T	T1	PCD	#	H	L	L1
10	3/8	90	12	12	65	4	15	16	31
15	1/2	95	12	12	70	4	15	16	32
20	3/4	100	14	14	75	4	15	20	34
25	1	125	14	14	90	4	19	20	36
32	1 1/4	135	16	16	100	4	19	22	39
40	2 1/2	140	16	16	105	4	19	24	39
50	2	155	16	16	120	8	19	24	40
65	2 1/2	175	18	18	140	8	19	26	46
80	3	200	20	20	160	8	23	28	49
90	3 1/2	210	20	20	170	8	23	30	50
100	4	225	22	22	185	8	23	34	56
125	5	270	22	22	225	8	25	34	60
150	6	305	24	24	260	12	25	38	79
200	8	350	26	26	305	12	25	40	73
250	10	430	28	28	380	12	27	44	81
300	12	480	30	30	430	16	27	48	88
350	14	540	34	34	480	16	33	52	104
400	16	605	38	38	540	16	33	60	115
450	18	675	40	40	605	20	33	64	126
500	20	730	42	42	660	20	33	68	128
550	22	795	44	44	720	20	39	70	135
600	24	845	46	46	770	24	39	74	141
650	26	895	48	N/A	820	24	39	77	N/A
700	28	960	50	N/A	875	24	42	80	N/A
750	30	1020	52	N/A	935	24	42	83	N/A
800	32	1085	54	N/A	990	24	48	86	N/A
850	34	1135	56	N/A	1040	24	48	89	N/A
900	36	1185	58	N/A	1090	28	48	93	N/A
1000	40	1320	62	N/A	1210	28	56	99	N/A

JIS B2220 20K Flange Dimensions

JIS20K					DRILLING DATA			LTB
NOMINAL PIPE SIZE		OUTSIDE DIAMETER OF FLANGE	THIKNESS OF FLANGE	THIKNESS OF BLIND	PITCH CIRCLE DIAMETER	NUMBER OF BOLT HOLES	BOLT HOLE DIAMETER	BOSSED LENGTH SOH.SW LI	WELD NECK LENGTH
MM	INCH	C	T	T1	PCD	#	H	L	L1
10	3/8	90	14	14	65	4	15	20	33
15	1/2	95	14	14	70	4	15	20	34
20	3/4	100	16	16	75	4	15	22	36
25	1	125	16	16	90	4	19	24	38
32	1 1/4	135	18	18	100	4	19	26	41
40	2 1/2	140	18	18	105	4	19	26	41
50	2	155	18	18	120	8	19	26	42
65	2 1/2	175	20	20	140	8	19	30	48
80	3	200	22	22	160	8	23	34	51
90	3 1/2	210	24	24	170	8	23	36	54
100	4	225	24	24	185	8	23	36	58
125	5	270	26	26	225	8	25	40	64
150	6	305	28	28	260	12	25	42	73
200	8	350	30	30	305	12	25	46	77
250	10	430	34	34	380	12	27	52	87
300	12	480	36	36	430	16	27	56	94
350	14	540	40	40	480	16	33	62	110
400	16	605	46	46	540	16	33	70	123
450	18	675	48	48	605	20	33	78	134
500	20	730	50	50	660	20	33	84	136
550	22	795	52	52	720	20	39	90	143
600	24	845	54	56	770	24	39	96	149

JIS B2220 30K Flange Dimensions

JIS30K					DRILLING DATA			LTB
NOMINAL PIPE SIZE		OUTSIDE DIAMETER OF FLANGE	THIKNESS OF FLANGE	THIKNESS OF BLIND	PITCH CIRCLE DIAMETER	NUMBER OF BOLT HOLES	BOLT HOLE DIAMETER	BOSSED LENGTH SOH.SW LI	WELD NECK LENGTH
MM	INCH	C	T	T1	PCD	#	H	L	L1
10	3/8	110	16	16	75	4	19	24	N/A
15	1/2	115	18	18	80	4	19	26	45
20	3/4	120	18	18	85	4	19	28	45
25	1	130	20	20	95	4	19	30	48
32	1 1/4	140	22	22	105	4	19	32	52
40	2 1/2	160	22	22	120	4	23	34	54
50	2	165	22	22	130	8	19	36	57
65	2 1/2	200	26	26	160	8	23	40	69
80	3	210	28	28	170	8	23	44	73
90	3 1/2	230	30	30	185	8	25	46	74
100	4	240	32	32	195	8	25	48	76
125	5	275	36	36	230	8	25	54	86
150	6	325	38	38	275	12	27	58	95
200	8	370	42	42	320	12	27	64	102
250	10	450	48	48	390	12	33	72	118
300	12	515	52	52	450	16	33	78	127
350	14	560	54	54	495	16	33	84	134
400	16	630	60	60	560	16	39	92	149

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