Micro Pressure Self-regulating valve

Micro pressure control
Self-regulating
No external power required

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Techincal Parameter

Valve Size	DN20~DN300
Pressure Rate	PN16 PN40 PN64
Connection Way	Flanged
Flow Characteristics	Quick Open
Regulating Accuracy(％)	±5
Suitable Temperature	-40~ +350
Pressure Reduction Ratio	Min.:1.25 Max.:10

Material Table

Name	Material
Body	WCB、ZG1Cr18Ni9Ti、ZG0Cr18Ni12Mo2Ti
Plug	1Cr18Ni9Ti、 0Cr18Ni12Mo2Ti
Seat/Stem	1Cr18Ni9Ti、0Cr18Ni12Mo2Ti
Rubber Diaphragm	NBR、EPM、Viton、oil-resistant rubber
Diaphragm Cover	A3、A4 Steel coated PTFE
Packing	PTFE 、flexible graphite

Soft Seat Leakage Table (ml/h)

DN	Leakage	DN	Leakage
20	0.15	100	1.7
25	0.3	125	4
32	0.45	150	4
40	0.45	200	6.75
50	0.6	250	11.1
65	0.9	300	16
80	0.9

Metal Seat Leakage Table (l/h)

single seat ＜0.0001 of CV value (IV) ;

double seat /cage ＜0.001 of CV value (III)

KV & Stoke Table

Valve Size	20	25	32	40	50	65	80	100	125	150	200	250	300
KV Value	7	11	20	30	48	75	120	190	300	480	760	1100	1750
Stoke(mm)	8	8	10	10	14	20	20	25	40	40	50	60	70

Why Choose US

ZC Automation is specialized in the designing and manufacturing of a full line of industrial valves

A broad line of materials offered and fabricated

Steel material range is from conventional cast or forged steel to special alloy materials like Monel,Inconel,Hastelloy.
Duplex steel and cast Iron materials in GG20, GG25 or ASTM A126 Gr. B
Ductile Iron of GGG40, GGG50 or A536.

Designing and Manufacturing standards strictly conform to API, ASTM, ANSI, AWWA, JIS, DIN, BS and ISO.

Capability is not only limited of those standard items, but also focus on those most special and severe services items

Our Broad product lines are :

Ball valves series:
General Valves Series:
Special Series:
Butterfly Valves Series:

Welcome come to visit and cooperate with us,we can help you build your brand in your country.

FAQ

What is your product range?

We mainly supply kinds of ball valve,globe valve,gate Valve,check valve,butterfly valve,knife gate valve etc. Our product line of valves, actuators and accessories offer the best compatibility, economy and quality performance for the flow control industries

What information shall I provide to have offer?

Please advice 1.medium and working temperature 2.connection way and working pressure 3.valve material 4. leakage class and face to face dimension 5.flow rate, P1, P2 and density for control valves to helps do the sizing calculation accordingly.

Are you a manufacturer or trading company?

Yes, we are a manufacturer who focus on industrial valves engaged in pulp,paper,chemical,petrochemical,sugar & ethanol,water&wastewater,oil & gas,mining & slurry,power,food & beverage and etc.

Do you sell other brands valves?

No, we don’t sell other brands valves, but you may send me your detailed specification requirement if our brand is ok for you. if you are building independent brand itself, we can support you and we accept OEM.