JIS B 2220 10K Flange

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

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