pneumatic diaphragm control valve(air on)

Model：ZMAT
Category：Pneumatic Valve
origin：SHANGHAI

SHANGHAI AUTOMATION INSTRUMENTATION CO., LTD

ZMAT pneumatic diaphragm control valve(air on)

ZMAT pneumatic diaphragm adjusting valve, made up of multi-spring pneumatic diaphragm actuator and diaphragm valve. Smooth flow, flexible valve, no filler in upper cover. Used in adjusting fields of high viscosity fluid, suspended like particles, fiber media and toxic media, corrosive media

Nominal diameter mm				15	20		25	40	50		65	80	100		150	200
Nominal pressure MPa				0.6 10
Travel mm				10			16	25			40				60
Flow characteristics				Approximately quick open
Media temperature ℃				-15～200(normal temperature )、-40～+250、-40～+450(medium temperature )、-100～+200(low temperature )
Flange type				Sealing surface of flange according to JB77, cast iron flange is smooth, cast steel flange is concave
Material of valve body	PN(MPa)		0.6,1.6	WCB(ZG230-450) CF3CF8 CF8M
			4.0,6.4	WCB(ZG230-450)、ZG1Cr18Ni9Ti、ZG0Cr18Ni12Mo2Ti CF8 CF8M
Adjustable ration R				30:1
Connector of air supply				M16×1.5
Nominal diameter (mm)		Model of actuator				Main technology parameters
						Active area of diaphragm (cm2)				Travel (mm)				Raged flow coefficient Kv
15		ZMA(B)-2				280				10				8
20														12
25														16
32		ZMA(B)-3				400				16				28
40														60
50										25				68
65		ZMA(B)-4				630								90
80										40				160
100														300