electric ventilation butterfly valve

Model：D941W
Category：Electric Valve
origin：SHANGHAI

SHANGHAI AUTOMATION INSTRUMENTATION CO., LTD

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D941W electric ventilation butterfly valve

D941W electric ventilation butterfly valve, made up of angle travel actuator and butterfly valve, used with electric unit combination instrument. Simple structure、large diameter、light weight、convenient operation. Widely used in metallurgy、petroleum、chemical departments. Suitable media: gas、dust-laden gas、flue gas

ZDLW-6B、ZDRW-6K electronic electric adjusting butterfly valve, made up of 3610R(L) full-electronic electric actuator and butterfly valve adjusting actuator, with servo system inside actuator, need no other servo amplifier. Simple structure, large flow capacity, high adjusting precision. According to users’ requirements, can equip with UNIC、PSQ、HQ、CH electronic electric actuator, widely used in chemical、petroleum、metallurgy、power station and other industrial processes. Suitable media: gas、dust-laden gas、flue gas

Nominal diameter mm	50	80	100	125	150	200	250	300	350	400	450	500	600	700	800	900	1000
Nominal pressure MPa	0.6
Media temperature ℃	Normal temperature ：-20～200（cast iron ）；-40～250（cast steel）；medium temperature -40～450（cast stainless steel）
Rated angel °	0～70
Flow characteristics	-20～150
Environment temperature ℃	Approximately equal percentage
Connection flange	According to JB78-59 wafer flange connected
Material of valve body
Material of valve plate	HT200 ； 35 ； ZG230-450；1Cr18Ni9；ZG1Cr18Ni9Ti