VIZA-Butterfly Valve




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	Data Sheet

Data Sheet

Recommended Bolt Lengths

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Recommended Bolt Lengths for Concentric Butterfly Valve

Size		ANSI 150
inch	mm	D1 mm	n	M-BOLT	H mm	L mm	L1 mm	L2 mm
2	50	120.5	4	5/8"-11UNC	18	125	105	38
2-1/2	65	139.5	4	5/8"-11UNC	18	130	110	40
3	80	152.5	4	5/8"-11UNC	18	130	110	42
4	100	190.5	8	5/8"-11UNC	18	150	125	48
5	125	216	8	3/4"-10UNC	19	155	130	52
6	150	241.5	8	3/4"-10UNC	19	160	135	52
8	200	298.5	8	3/4"-10UNC	19	170	145	58
10	250	362	12	7/8"-9UNC	23	195	165	64
12	300	432	12	7/8"-9UNC	23	205	175	70
14	350	476	12	1"-8UNC	25	215	185	70
16	400	540	16	1"-8UNC	25	230	195	75
18	450	578	16	1-1/8"-7UNC	29	265	230	80
20	500	635	20	1-1/8"-7UNC	29	300	260	85
24	600	749.5	20	1-1/4"-7UNC	32	335	295	100

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Size		DIN PN16
inch	mm	D1 mm	n	M-BOLT	H mm	L mm	L1 mm	L2 mm
2	50	125	4	M16	15	125	105	40
2-1/2	65	145	4	M16	15	125	105	40
3	80	160	8	M16	15	130	110	42
4	100	180	8	M16	15	135	115	42
5	125	210	8	M16	15	145	125	45
6	150	240	8	M20	18	150	130	50
8	200	295	12	M20	18	160	135	50
10	250	355	12	M24	22	185	155	60
12	300	410	12	M24	22	200	170	65
14	350	470	16	M24	22	200	170	65
16	400	525	16	M27	24	220	190	70
18	450	585	20	M27	24	245	210	75
20	500	650	20	M30	26	280	245	80
24	600	770	20	M33	28	310	275	90

©2005 SUZHOU VIZA VALVE CO., LTD.
Add:20D, King's Tower, 12 Shishan Road, Suzhou, China
Tel: 0086-512-67015219 Fax: 0086-512-68081920 Email: sales@vizavalve.com