The Introduction of ProductsZZYP/N/M self-operated pressure regulating valve is composed of control valve, actuator and a spring for setting pressure.
It is suitable for non-corrosive liquids, gases and steams. Pressure control before the valve in the system pipeline (when the pressure in front of the valve rises, the control valve opens) or after the valve (when the pressure rises behind the valve, the control valve closes) pressure control .
Widely used in petroleum, chemical, electric power, metallurgy, medicine, food, textile, machinery, HVAC, etc...
structure diagram
Valve body parametersNominal diameter | DN20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 200, 250,300mm |
Nominal pressure | PN1.6, 4.0, 6.4MPa |
Flange standard | ANSI, JIS, DIN, GB, JB (special can be provided by users) |
Body material | Cast iron (HT200), cast steel (ZG230-450), cast stainless steel (ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti) |
Spool type | Single seat (P), double seat (N), sleeve (M) |
Spool material | Hard seal | Stainless steel (1Cr18Ni9Ti, 1Cr18Ni12Mo2Ti) |
Soft seal | Stainless steel inlaid rubber ring |
Pressure balance | Stainless steel bellows |
Stem material | Stainless steel (1Cr18Ni9Ti, 1Cr18Ni12Mo2Ti) |
Flow characteristics | Open fast |
Operating temperature | -20~80ºC;-20~350ºC |
ZHE JIANG JUNKANG VALVE TECHONOLOGY CO., LTD
Professional Control Valve Manufacturer

Company Profile
Junkang Fluid Technology Co., Ltd. is an expert manufacturer of regulating valves and pressure relief valves. The company is located in the "township of pumps and valves in China" - Oubei Sanqiao Industrial Zone. It is 30 kilometers away from Wenzhou Longwan International Airport, 12 kilometers away from Wenzhou South Station and 10 kilometers away from Yongjia Station.
The company has strong technical force, with a number of sets of advanced production equipment and testing equipment. The technical team has rich product experience. The company has large-scale production. Products with reasonable design, beautiful appearance, stable quality and other characteristics, are widely used in power plants, iron and steel plants, oil extraction, refining and chemical industry, paper making, metallurgy, medicine, construction and other fields, long-term trust and praise by new and old users.
Junkang Valve has always been market-oriented, strict quality control, to ensure that the interests of users are effectively guaranteed. The company adheres to the "high quality as the main line, excellence as the goal", adheres to the "business integrity, quality innovation" business philosophy, and in the fierce market competition to establish a mutually beneficial sales network, highlighting the unique advantages of Junkang Valve.
Production Equipment

Test Center
Physical and Chemical Center
After- Sale Service can be Provided
ADD:Dongou Industial Area, Oubei Town, Yongjia County, Wenzhou City, Zhejiang, China
Http//: pneumaticvalve.en.made-in-china.com
FAQ
1.What's Your Strong Products?
The control valve series are our strong products.
2.If The Factory Has The Control Valve In Stock?
There are no control valve in stock at anytime, because this kinds of products are made by client's requirements
3.Can I request to advance the shipment?
It should be depends on whether there is sufficient inventory in our warehouse.
4.Can I request to change the form of packaging and transportation?
Yes, we can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
The End