JIS B2220: 2012 5K Flange Dimensions & Standards

JIS 5K					LTB		DRILLING DATA			JIS 5K
NOMINAL PIPE SIZE		DIAMETER OF FLANGE	THICKNESS OF FLANGE MIN	THICKNESS BLIND MIN	BOSSED LENGTH SOL SW LJ	WELD NECK LENGTH	PITCH CIRCLE DIAMETER	BOLT HOLE DIAMETER	NUMBER OF BOLT HOLES	NOMINAL PIPE SIZE
MM	INCH	C	T	T1	L	L1	PCD	#	H	MM	INCH
10	3/8	75	9	9	13	24	55	4	12	10	3/8
15	1/2	80	9	9	13	25	60	4	12	15	1/2
20	3/4	85	10	10	15	28	65	4	12	20	3/4
25	1	95	10	10	17	30	75	4	12	25	1
32	1 1/4	115	12	12	19	33	90	4	15	32	1 1/4
40	1 1/2	120	12	12	20	34	95	4	15	40	1 1/2
50	2	130	14	14	24	38	105	4	15	50	2
65	2 1/2	155	14	14	27	39	130	4	15	65	2 1/2
80	3	180	14	14	30	41	145	4	19	80	3
90	3 1/2	190	14	14		41	155	4	19	90	3 1/2
100	4	200	16	16	36	41	165	8	19	100	4
125	5	235	16	16	40	43	200	8	19	125	5
150	6	265	18	18	40	49	230	8	19	150	6
175	7	300	18	18	N/A	49	260	8	23	175	7
200	8	320	20	20	N/A	53	280	8	23	200	8
225	9	345	20	20	N/A	54	305	12	23	225	9
250	10	385	22	22	N/A	61	345	12	23	250	10
300	12	430	22	22	N/A	64	390	12	23	300	12
350	14	480	24	24	N/A	73	435	12	25	350	14
400	16	540	24	24	N/A	76	495	16	25	400	16
450	18	605	24	24	40	79	555	16	25	450	18
500	20	655	24	24	40	79	605	20	25	500	20
550	22	720	26	26	42	81	665	20	27	550	22
600	24	770	26	26	44	81	715	20	27	600	24
650	26	825	26	28	48	85	770	24	27	650	26
700	28	875	28	30	48	94	820	24	27	700	28
750	30	945	28	32	52	100	880	24	33	750	30
800	32	995	28	34	52	100	930	24	33	800	32
850	34	1045	28	36	54	108	980	24	33	850	34
900	36	1095	30	36	56	108	1030	24	33	900	36
1000	40	1195	32	40	60	116	1130	28	33	1000	40

NOTES:

(1) Further sizes are available up to 1500NB.

(1) Various types of weld preps are offered with this standard. Please confirm at enquiry.

BALCOMBE ENGINEERING P/L ...03 9554 0900..... www.baleng.com.au

JIS B2220: 2012 5K