ZJHS High Pressure Pneumatic Angle Control Valve

ZJHS(220/320)- Pneumatic diaphragm anti-cavitation angle high pressure control valve

Advantage: solve the problem caused by cavitation, erosion, improve valve's service life.

Application: used at high pressure, high pressure difference, cavitation.

Nominal diemnsion (mm)	6			10					15					25
Seat diameter (mm)	3	4	6	4	5	7	8	10	6	7	8	10	12	7	8	10	12	16	20
Flow coefficient (Kv)	0.04	0.1		0.1	0.4				0.4					1	1.6	2.5	4	6.3	8
		0.1	0.4	0.16		1	1.6	2.5	0.63	1	1.6	2.5	4
	0.063	0.25		0.25	0.63
Nominal dimension (mm)	32			40		50		65		80		100		125		150		200
Seat diameter (mm)	16	20	30	20	38	30	50	38	65	50	80	65	100	65	125	100	150	125	200
Flow coefficient (Kv)	6.3	8	16	8	25	16	40	25	63	40	100	63	160	100	250	160	400	250	600
Rangeability	Kv<18, R=20:1; Kv>18, R=30:1
Nominal pressure	22, 32MPa
Valve core	Sleeve guided single seat plunger valve core
Flow characteristics	Linear
Action type	Pneumatic to open, pneumatic to close
Work temperature	Ordinary type -40~230^oC, radiator type 230~450^oC, special order 450~600^oC
Flange standard	JJB/T2769-92, ANSI, JIS, DIN
Actuator	ZHA/B multi spring pneumatic diaphragm actuator, ZSL linear motice pneumatic piston actuator
Available parts	Positioner, solenoid valve; air filter pressure reducing valve, limit switch, valve position feedback device，emergency actuating device, handwheel etc