China China wholesale Pneumatic Control Butterfly Valve - High pressure industrial pneumatic regulator valve – Hoyee factory and manufacturers

China wholesale Pneumatic Control Butterfly Valve - High pressure industrial pneumatic regulator valve – Hoyee

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China wholesale Pneumatic Control Butterfly Valve - High pressure industrial pneumatic regulator valve – Hoyee Detail:

Trim

Valve disc : Mental seat and Pressure balanced cage type disc
Adjustable feature : equal percentage, line type
Trim material:304,304 overlay STL, 316,316 overlay STL, 316L, etc.

Actuator

1.Pneumatic-actuator
Type : Pneumatic Diaphragm Actuators
Membrane material: Ethylene propylene rubber filled with nylon
Spring range: 20-100KPa,40-200KPa,80-240KPa
Air supply pressure: 140KPa,160KPa,280KPa,400KPa
Air supply connection:Rc1/4,Rc3/8
Environment Temp: -30-+70℃
Acting type: air open ( reverse acting), air close (positive acting)

Note: (1) The type of large diameter or high pressure difference control valve can also be equipped with 6400 series straight stroke piston actuator.
(2) if the environment temperature below 30 ℃, please contact with Cepai engineers.

Specification and technical parameter

Nominal Diameter(mm)		20	25	32	40	50	65	80	100	125	150	200	250	300	350
Valve seat diameter Gg(mm)		15	20	25	32	40	50	65	80	100	125	150	200	250	300
Rated flow coefficient Kv	Equal percentage	4	7	11	18	28	44	69	110	176	275	440	690	1000	1650
	Liner	4	6	10	16	25	40	63	100	160	250	400	630	900	1500
Rated Stroke L(mm)		16			25			40			60			100
Diaphragm Effective Area(cm²）		280			400			600			1000			1600
Spring Range Pr(Kpa)		20~100、40~200、80~240
Gas source pressure(Mpa)		0.14、0.25、0.30
Inherent flow Characteristics		Equal percentage、Liner
Inherent rangeability R		50
Leakage class		Metal valve plug:III Class、IV Class; Soft Valve plug:VI Class
Nominal Pressure PN(MPa)	Mpa	1.6,2.5,4.0,6.4(6.3)/2.0,5.0,11.0,15.0
	Bar	16,25,40,64(63),100,160/20,50,110,150
	Lb	ANSI:Class150、Class300、Class600、Class900
Upper bonnet form	Room temperature	-20~200、-40~250、-60~250
	The cooling type	-40~250、-60~250
	High temperature	450~560(high-temperature material)
	Cryogenic	-60~-100、-100~-200、-200~-250
	Regulating cut off type	-40~150(Valve plug with PTFE) -60~200(Valve plug with reinforce PTFE)

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