HangZhou Hoyee trade Co.,Ltd


Stellite Self Operated Flow Regulator

Stellite Self Operated Flow Regulator

1.ZZY series self operated difference (little) Pressure Control Regulating valve Can be used in nominal pressure PN0.1 , PN10. The difference (little ) presses the regulation of segmenting. From 50mm.WC to 0.1MPa. self operated type difference (little ) Regulating valve of the pressure The use...

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Product Details

ZZY series self operated  difference (little) Pressure Control Regulating valve

U-ideal self-operated actuators provide control for a wide variety of pressure regulation applications. Coupled with an easy control valve, these actuators can be either self-operated (using process pressure as a signal), or remote-operated. Typical industrial applications include pressure control of water, steam, oil, gas, and other fluids.
You Can Buy Various High Quality Self-operated Control Valve Products from Global Self-operated Control Valve Suppliers
ZZY Series of Self-operated Control Valve, there is no need for any external power source, only used fluid own energy to adjusted the valve opening automatically, and pressure set value can be adjusted freely during on working condition. With advantages of quick-opening flow characteristic, flexible operation, good sealing performance, stable fluid pressure, high regulating precision level and low leakage etc. It is widely used in automatic control of the inlet-valve and outlet-valve pressure reduction, stabilization of the fluids, such as air, liquid and vapor in various industrial equipments, like industries in petroleum, chemical engineering, electric power, metallurgy, food, light textile, machinery manufacturing and residential buildings etc. With the condenser, it can continuous on working under 350º Csteam condition.


Single seat self-actuated pressure regulator(after regulator)

1. Drain plug 2. Inlet plug 3. pressure line 4.Actuator 5.Spring 6. Condenser 7.Adjusting plate 8.Valve plug parts 9.downstream adapter tube



Main specification and technical parameter

Nominal DiameterDN15~300
Nominal PressurePN1.6~10.0MPa   ANSI 150~600lb
Density Temperature-60~350ºC
Connection TypeFlange
Body MaterialWCB\CF8\CF8M\CF8M
Plug Material304\316L\PTFE\PPL
Seat Material304\316L\316L+ Stellite
Flow CharacteristicQuick open
Rated R30:1
Control Accuracy10%
LeakageSoft SealingANSI Class VI
Hard SealingANSI Class IV
Pressure Adjusting Range30~4000KPa

Main parts material list



Common Material


Valve Body



Valve Plug



Valve seat



Valve rod



Rubber diaphragm

NBR、EPDM、Fluorine、oil resistant rubber、0Cr18Ni9Ti


Diaphragm lid

Q235、Q235 paint PTFE



PTFE、flexible graphite


Hoyee is a professional manufacturer of industrial valves provides performance, safety and long service life products which have to reliably handle the most aggressive of substances, our products stand the test of time in chemical, textile, transportation, pharmaceutical, pulp & paper, mining, boiler and power industries.

Hoyee give comprehensive service from start to finish, encompassing consultation through to after sales service, full support in every respect and ensure that you are accompanied at each stage of your project.



Packing Details: Wooden box and plywood case, standard export  packing.
In addition that we can  design and pack as your request.
Delivery Details : Shipped in 5-15 days after payment.



Q 1:What is your MOQ? Can I mix different styles to a start order? 

A: Please tell us what products you need first.Like compression fittings, the MOQ is 10pcs.But we can provide any stock as samples for you to check the quality first.

Q 2:Why your price on website not the same as real price? 

A: The price on the website is only for reference. The size,material,quantity,surface treatment,working pressure,working temperature,exchange rate etc will affect the price.  

The real price is floating, so prices are subject to our final confirmation.  

Q 3:How about your after-sale service? 

A:If you are not satisfied with the goods received, please contact us within 7 days upon receiving! Let us find a satisfactory solution!

Q 4: What's the shipping method? 

A:  Normally use international express as DHL, TNT, FedEx, UPS, etc.  

Can also arrange according to your needs.

Q 5: Can you give me a discount? 

A: Discount is available,but we have to see the real quantity,we have different price based on different quantity,how much discounts is determined by the quantity,moreover,our price is very competitive in the field. 

well, if the quantity is so big, we may give you a big discount. 

Stellite Self Operated Flow Regulator.jpg

 Mail address:Infor@hoyeevalve.com

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