Manual butterfly valve & Swb manual butterfly valve

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Brief introduction

Swb manual butterfly valve is composed of the ZPS-hand wheel structure and the valve body. It has advantages such as simple structure, easy operation, energy-saving, light weight, small leakage and is widely used in the producing process in the industrial sectors of metallurgy, petroleum, chemicals, Utility production.

Technical parameters

Normal diameter DN(mm)	50	80	100	125	150	200	250	300	350	400
Rated flow	85	220	340	350	770	1100	2130	3060	4160	5450
the type of hand wheel	ZS-1					ZS-2

450	500	600	700	800	900	1000
6900	8500	12000	16600	21700	34000	49600
ZS-3

Temperature (℃)	Normal temperature-15~250	Valve plate Valve body	HT200(-15~450℃)
Temperature (℃)	Middle temperature-40~450	Valve plate Valve body	ZG230-450(-40~450℃)
Valve plate angle(°)	90	Shaft	2Cr13
Normal pressure(Mpa)	0.6	feeding material	Teflon(-15~450℃)
Leakage rate	≤1.5%	feeding material	soft graphite (-40~450℃)

DN	D	D1	D2	N-Φ。	H	H1	L	L1	L2	b	B	T	Φ
50		110	90	4-Φ14	386	2435	75	349	549		100	75	250
80		150	125	4-Φ18			90	364	579
100		170	145	4-Φ18			100	374	599
125		200	175	8-Φ18			123	423	671	20
150	260	225	200				138	433	696	20	200
175	290	255	230				158	448	731	22
200	315	280	255		443	227	168	565	733	22		85	320
250	370	335	310	12-Φ18			193	590	783	?
300	435	395	362	12-Φ23			228	620	848	?
350	485	445	412	12-Φ23			253	645	898	26
400	535	495	642	16-Φ23			293	685	978	28	300
450	590	550	518				320	710	1030	28
500	460	600	568				345	735	1080	30
600	755	705	670	20-Φ25	505	315	550	830	1580	30		100	400
700	860	810	775	24-Φ25			600	880	1680	32
800	975	920	880	24-Φ30			655	930	1785	34	400
900	1075	1020	980	24-Φ30			272	994	1921	36
1000	1175	1120	1080	28-Φ30			775	1044	2019	36
1200	1400	1340	1295	32-Φ34	595	350	860	1124	2130	4840		120	480
1400	1620	1560	1510	36-Φ34			945	1204	2250	44
1600	1820	1760	1710	40-Φ34			1030	1290	2380	48
1800	2045	1970	2110	44-Φ41			1115	1375	2495	50
2000	2265	2180		48-Φ48			1200	1455	2620	54