Imported pneumatic small flow control valve

NegotiableUpdate on 03/31

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Overview

Imported pneumatic small flow control valve

Product Details

MillerPneumatic thin film small flow regulating valvesummary:

The pneumatic thin film small flow regulating valve consists of a pneumatic thin film multi spring actuator and a small flow valve. Suitable for regulating small flow rates, it has the characteristics of compact structure, small volume, light weight, and easy installation and maintenance.

Technical parameters and performance

valve body

type	Direct forging valve
Nominal Diameter	G1/2'、G3/4'
nominal pressure	PN1.6、4.0、6.4MPa
material	Forged stainless steel（1Cr18Ni9Ti、1Cr18Ni12Mo2Ti）Wait, wait
Bonnet	Ordinary type:-40～+230℃Heat dissipation type:+230～+450℃
Cover type	Bolt compression type
filler	VType PTFE packing, PTFE impregnated asbestos packing, graphite packing

Valve components

SPOOL TYPE	Single seat plunger type valve core
Traffic characteristics	linear characteristic
material	Stainless steel（1Cr18Ni9Ti、1Cr18Ni12Mo2Ti、316L）Stainless steel overlay welding with Si Tai Lai alloy, titanium, and corrosion-resistant alloys, etc

sexually ability

term eye	Indicator value
Basic error%(with locator)	±1.0
circle differ from%(with locator)	≤1.0
discharge dew measurel/h	0.01%×Rated capacity of valve
Adjustable rangeR	30：1

rated flow coefficientKVRated travel, allowable pressure difference

Nominal DiameterDN(mm)	G1/2'、G3/4'
Valve seat diameterdN(mm)	2	2.5	3	4	5	6	7	8	9
rated travelL (mm)	10
rated flow coefficientKv	0.04	0.06	0.08	0.12	0.2	0.32	0.5	0.8	1
Allowable pressure difference(MPa)	6.4							5.6	4.6

Note: Basis for determining allowable pressure difference:1）Standard spring; Valve ClosedP2=0； 2）The flow direction is from bottom to top.