Wafer check valves ,we also call butterfly check valves, our CW1000 is a save-energy product, manufactured based on the foreign advanced technology and in accordance with relative international standards. This product is featured by excellent retaining performance, high safety and reliability and low flow resistance. It is suitable for systems in the industries of petrochemical, food processing, medicine, textile, paper-making, water supply and drainage, metallurgy, energy and light industry etc used a check valves in one way
MODEL:CW1000
1.Valves Design to API 594
2.Valves Test to API598. BS6755
3.Face to Face :EN558-1 Basic Series 16(Wafer Long ),GB12221-89
overall of wafer check valves CW1000

Dimensions of CW1000(unit: mm)

Size	50	65	80	100	125	150	200	250	300	350	400	450	500	600
D	40	60	70	88	115	134	182	220	260	298	350	385	438	538
C	65	80	94	117	14	170	224	265	310	360	410	450	505	624
B	107	127	142	162	192	218	273	328	378	443	489	555	594	700
L	43	46	64	64	70	76	89	114	114	127	140	152	152	178

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