Name: DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve
Brand: DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve
SKU: ZXN
Rating: 4.9 (184 reviews)

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DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve

Product Details:

Place of Origin:	China
Model Number:	ZXN

Payment & Shipping Terms:

Minimum Order Quantity:	10
Packaging Details:	carton box
Delivery Time:	15days
Payment Terms:	TT
Supply Ability:	10000/ month

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Detailed Product Description

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gate check valve

power plant valves

DN20- DN400 Pneumatic Power Station Valve , Double-Seat Adjusting Valve

pneumatic double-seat adjusting valve

ZXP pneumatic single-seat adjusting valve, ZXN pneumatic double-seat adjusting valve, ZXM pneumatic sleeve adjusting valve are the important products of pneumatic adjusting valve, use top-guide structure, equipped with multi-spring actuator. Impact structure, light weight, flexible action, S-type streamline channel, small loss of pressure drop, large capacity, precise flow characteristics, convenient assembly. Widely used for controlling gas, liquid, processing parameters, like pressure, flow, temperature, liquid, keep them at the given value. This series of product contain standard, adjusting cut-off, bellows sealing, jacket insulation; nominal pressure: PN10,16,40,64; nominal diameter: DN20~400, fluid temperature: -200℃~560℃; leakage level: IV level or VI level; flow characteristics: linear or equal percentage

Nominal diameter mm			20				25	40		50	65	80	100	150		200	250	300	350	400
Diameter of valve seat mm			10	12	15	20	25	32	40	50	65	80	100	125	150	200	250	300	Contact us
Rated flow coefficient Kv		Straight line	1.8	2.8	4.4	6.9	11	17.6	27.5	44	69	110	176	275	440	690	1000	1600
		Equal percentage	1.6	2.5	4	6.3	10	16	25	40	63	100	160	250	400	630	900	1440
Nominal pressure MPa			0.61.64.06.4
Travel mm			10				16	25			40			60			100
Flow characteristics			Straight line,equal percentage ,quick open
Media temperature ℃			-15～200(normal temperature ),-40～+250,-40～+450(medium temperature ),-100～+200(low temperature )
Flange size			Cast iron flange size JB78,cast steel flange size JB79
Flange size			Sealing surface of flange JB77,cast iron flange is smooth, cast steel flange is concave
Material of valve body	PN (MPa)	0.6,1.6	HT200,WCB(ZG230-450)
		4.0,6.4	WCB(ZG230-450),ZG1Cr18Ni9Ti,ZG0Cr18Ni12Mo2Ti
Material of valve spool			1Cr18Ni9,0Cr18Ni12Mo2Ti
Upper cover			General (normal temperature ),heat sink(medium temperature),low temperature
Adjustable ratio R			50:1
Connector of air supply			M16×1.5