JIS B 2220 30K Flange

JIS 30K					LTB		DRILLING DATA			JIS 30K
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	110	16	16	24	N/A	75	4	19	10	3/8
15	1/2	115	18	18	26	45	80	4	19	15	1/2
20	3/4	120	18	18	28	45	85	4	19	20	3/4
25	1	130	20	20	30	48	95	4	19	25	1
32	1 1/4	140	22	22	32	52	105	4	19	32	1 1/4
40	1 1/2	160	22	22	34	54	120	4	23	40	1 1/2
50	2	165	22	22	36	57	130	8	19	50	2
65	2 1/2	200	26	26	40	69	160	8	23	65	2 1/2
80	3	210	28	28	44	73	170	8	23	80	3
90	3 1/2	230	30	30	46	74	185	8	25	90	3 1/2
100	4	240	32	32	48	76	195	8	25	100	4
125	5	275	36	36	54	86	230	8	25	125	5
150	6	325	38	38	58	95	275	12	27	150	6
200	8	370	42	42	64	102	320	12	27	200	8
250	10	450	48	48	72	118	390	12	33	250	10
300	12	515	52	52	78	127	450	16	33	300	12
350	14	560	54	54	84	134	495	16	33	350	14
400	16	630	60	60	92	149	560	16	33	400	16

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