GL41H control flanged butterfly valves are designed for centrifugal pump outlet control in water systems. They combine controlled operation with functions intended to limit backflow and reduce water hammer during pump starting and stopping.
The valve, control arrangement and pump operating sequence should be selected together. Provide the system pressure, flow, pump details and required closing sequence when requesting a quotation.
GL41H Control Flanged Butterfly Valve
Body: cast iron QT400
Valve Bonnet: cast iron
Disc Material: cast iron QT400 + EPDM BR
Valve Spindle: stainless steel
Body Seat: stainless steel
Nominal Diameter DN: 200-1800mm
Applications of GL41H Control Flanged Butterfly Valve
- Water supply pumping stations: pump outlet control and coordinated opening and closing.
- Water treatment and distribution: compatible water service where backflow and pressure transients need attention.
- Industrial water circulation: cooling and utility water duties selected to match the system conditions.
The listed configuration includes cast iron components and EPDM/BR sealing materials. For other fluids or elevated temperatures, discuss material compatibility and operating limits before selecting this model. Steam, aggressive chemicals and sanitary duties require a valve specifically suited to those conditions.
Farpro Valve Beliefs
We believe that treating each product seriously and receiving each customer sincerely are the most important things for Farpro Valve.
Our flanged butterfly valves do not necessarily have the lowest price, but we will definitely be the most honest manufacturer and your most faithful partner.
Farpro Valve is a globally recognized manufacturer that specializes in the production and distribution of high-quality valves. With years of experience in research, development, production, and sales of valves, we have become one of the most trusted valve manufacturers in the industry.
We offer a wide range of valve products that meet international standards such as GB/JB, API, ANSI, AWWA, DIN, JIS, GOST, NF, among others. Our products are available in 12 major categories, 200 series, and 4000 sizes, including gate valves, globe valves, ball valves, butterfly valves, check valves, diaphragm valves, pressure reducing valves, plug valves, and traps, among others.
Our annual output of 80,000 tons is a testament to our commitment to meeting the ever-increasing demands of our clients. Our valves are widely used in various industries such as petroleum, petrochemical, chemical, electric power, metallurgy, water conservancy, construction, pharmaceutical, drainage, and many more.
At Farpro Valve, we pride ourselves on our ability to deliver high-quality products that meet the diverse needs of our clients. Our products are sold in various regions, including Germany, England, France, Italy, Brazil, Poland, and over 30 other countries and regions in Europe, Central Asia, West Asia, and beyond.
Request a Valve Quotation
Send your valve list or project requirements to Farpro Valve. Include the fluid, required size, operating and design pressure, temperature, connection standard, quantity and destination. We can discuss the suitable configuration and quotation for your application. You can email drawings and specifications to service@farprovalve.com.