Products List 2
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Floating Ball Check Valve with PFA Lined
FREE-VALVE’s Floating Ball Check Valve is straight type three piece design and manufactured in full port uni-directional body design fully lined with FEP, PFA And PTFE having Flanged Ends.The valve uses PTFE as the rolling valve ball, the valve can be opened or closed by ball rolling up and down in the slide of the body chamber body under the medium acting.Under normal flow the valves solid PTFE ball is pushed away from it’s seat and fluid flows through the valve, in a b...
Size Range: DN15~DN200
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Fluorine Lined Ball Check Valve
FREE-VALVE’s fluorine lined ball check valve is straight type three piece design and manufactured in full port uni-directional body design fully lined with FEP, PFA And PTFE having Flanged Ends.The valve uses PTFE as the rolling valve ball, the valve can be opened or closed by ball rolling up and down in the slide of the body chamber body under the medium acting.Under normal flow the valves solid PTFE ball is pushed away from it’s seat and fluid flows through the valve, ...
Size Range: DN15~DN200
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Wafer Type Single Plate Swing Check Valve Dn25-Dn400
FREE-VALVE’s Wafer Type Single Plate Swing Check Valves are installed in the piping system, their main function is to prevent medium from flowing backwards, the valves are swing type ,and comes with a short pattern sandwich type flangeless wafer body conforming to the GB/T12221 and ASME B 16.10 face to face dimensions,the valve performs the same with Swing Check Valve with much less cost and has a simple but reliable and robust construction.Features1. The eccentric mount...
Size Range: 1.NPS2~NPS24,DN50~DN600
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Wafer Single Plate Thin Type Check Valve
FREE-VALVE’s Wafer Single Plate Thin Type Check Valves are installed in the piping system, their main function is to prevent medium from flowing backwards, the valves are swing type ,and comes with a short pattern sandwich type flangeless wafer body conforming to the GB/T12221 and ASME B 16.10 face to face dimensions,the valve performs the same with Swing Check Valve with much less cost and has a simple but reliable and robust construction.Features1. The eccentric mounte...
Size Range: NPS2~NPS24,DN50~DN600
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Single Plate Wafer Check Valve
FREE-VALVE’s single plate wafer check valves are installed in the piping system, their main function is to prevent medium from flowing backwards, the valves are swing type ,and comes with a short pattern sandwich type flangeless wafer body conforming to the GB/T12221 and ASME B 16.10 face to face dimensions,the valve performs the same with Swing Check Valve with much less cost and has a simple but reliable and robust construction.Features1. The eccentric mounted hinge pin in co...
Size Range: NPS2~NPS24,DN50~DN600
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Wcb/Lcb/Wc6/CF8/CF8m Foot Valve with Flange for Water Supply,Bottom Foot Valve for Water Supply
FREE-VALVE’s Bottom Foot Valve is a kind of energy saving valve, usually installed at the bottom of the suction pipe of pump. The functions of foot valve are designed to stop water from going backwards when the pump shuts off and only allow the water flow forward . As many inlet and stiffeners are designed on the valve bonnet , the valve is not easy to clog . The foot valve is usually applied at suction pipe . The valve disc usually designed as signal disc ,and connection method is flange . Features1. Flange foot valve i...
Size Range: NPS2~NPS20,DN50~DN500
Connection Type: Flange
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Stainless Steel Water Pump Pn10 Foot Valve,Screw Thread End Stainless Steel Foot Valve
FREE-VALVE’s Screw Thread End Stainless Steel Foot Valve is a kind of energy saving valve, usually installed at the bottom of the suction pipe of pump. The functions of foot valve are designed to stop water from going backwards when the pump shuts off and only allow the water flow forward . As many inlet and stiffeners are designed on the valve bonnet , the valve is not easy to clog . The foot valve is usually applied at suction pipe . The valve disc usually designed as signal disc ,and connection method is flange . F...
Size Range: NPS2~NPS8,DN50~DN200
Connection Type: screw
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Stainless Steel Bottom Valve Lift Check Valve Screwed Foot Valve
FREE-VALVE’s Stainless Steel Bottom Valve Lift Check Valve Screwed Foot Valve is a kind of energy saving valve, usually installed at the bottom of the suction pipe of pump. The functions of foot valve are designed to stop water from going backwards when the pump shuts off and only allow the water flow forward . As many inlet and stiffeners are designed on the valve bonnet , the valve is not easy to clog . The foot valve is usually applied at suction pipe . The valve disc usually designed as signal disc ,and connection method ...
Size Range: NPS2~NPS8,DN50~DN200
Connection Type: screw
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Flange foot valve,Cast Iron Flanged End Foot Valve
FREE-VALVE’s flange foot valve is a kind of energy saving valve, usually installed at the bottom of the suction pipe of pump. The functions of foot valve are designed to stop water from going backwards when the pump shuts off and only allow the water flow forward . As many inlet and stiffeners are designed on the valve bonnet , the valve is not easy to clog . The foot valve is usually applied at suction pipe . The valve disc usually designed as signal disc ,and connection method is flange . Features1. Flange foot valve...
Size Range: NPS2~NPS20,DN50~DN500
Sealing material: soft sealing or hardness sealing
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Stainless Steel Flanged Bottom Foot Valve with Strainer
FREE-VALVE’s flange foot valve is a kind of energy saving valve, usually installed at the bottom of the suction pipe of pump. The functions of foot valve are designed to stop water from going backwards when the pump shuts off and only allow the water flow forward . As many inlet and stiffeners are designed on the valve bonnet , the valve is not easy to clog . The foot valve is usually applied at suction pipe . The valve disc usually designed as signal disc ,and connection method is flange . Features1. Flange foot valve...
Size Range: NPS2~NPS20,DN50~DN500
Sealing material: soft sealing or hardness sealing
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Flange Ends Spring Silent Check Valve,line slient check valve
FREE-VALVE’s Flange Ends Spring Silent Check Valve refers to the valve disc slide along the center line of the valve body and automatically open and close the valve disc relying on the flow of the medium , used to prevent media from flowing backwards, also known as the reverse check valve, one-way valve, silent check countercurrent valve.Features1. Short structure design, the stroke of valve disc is short when opening and closing ,which can effectively prevent water hammer.2. The valve has non-metallic lub...
Size Range: NPS2~NPS20,DN50~DN500
Sealing material: rubber
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Flange Silent Lift Check Valve Pn16,Cast Steel Silent Type Axial Flow Check Valve
FREE-VALVE’s Cast Steel Silent Type Axial Flow Check Valve refers to the valve disc slide along the center line of the valve body and automatically open and close the valve disc relying on the flow of the medium , used to prevent media from flowing backwards, also known as the reverse check valve, one-way valve, silent check countercurrent valve.Features1. Short structure design, the stroke of valve disc is short when opening and closing ,which can effectively prevent water hammer.2. The valve has non-me...
Size Range: NPS2~NPS20,DN50~DN500
Sealing material: rubber
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Flanged Silent Check Valve for Water Pump System
FREE-VALVE’s line silent check valve refers to the valve disc slide along the center line of the valve body and automatically open and close the valve disc relying on the flow of the medium , used to prevent media from flowing backwards, also known as the reverse check valve, one-way valve, silent check countercurrent valve.Features1. Short structure design, the stroke of valve disc is short when opening and closing ,which can effectively prevent water hammer.2. The valve has non-metallic lubricating sleeve...
Size Range: NPS2~NPS20,DN50~DN500
Sealing material: rubber
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Line Silent Check Valve
FREE-VALVE’s line silent check valve refers to the valve disc slide along the center line of the valve body and automatically open and close the valve disc relying on the flow of the medium , used to prevent media from flowing backwards, also known as the reverse check valve, one-way valve, silent check countercurrent valve.Features1. Short structure design, the stroke of valve disc is short when opening and closing ,which can effectively prevent water hammer.2. The valve has non-metallic lubricating sleeve...
Size Range: NPS2~NPS20,DN50~DN500
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2PC Carbon Steel Wcb Fluorine Lining Flanged Ball Valve,Flange Type Fluorine Lining Ball Valve
FREE-VALVE’s 2PC Carbon Steel Wcb Fluorine Lining Flanged Ball Valve is lined with corrosion resistance,aging resistance of PTFE/F46, has the corrosion resistance and reliable sealing to acid, alkali and other corrosive medium.Features of fluorine lining ball valve is zero leakage with superior sealing performance.Fluorine lining ball valve adopts fluorine plastic as liner and equipped with new type structure of the ball integrated with stem,it provides itself all the advantages of general ball valve.Features:1...
Lining Material: PTFE , PFA , FEP
Size Range: DN15~DN350
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Fluorine Lined Ball Valve,Fluorine PTFE Teflon PFA FEP Lined Ball Valve
FREE-VALVE’s Fluorine Lined Ball Valve is lined with corrosion resistance,aging resistance of PTFE/F46, has the corrosion resistance and reliable sealing to acid, alkali and other corrosive medium.Features of fluorine lining ball valve is zero leakage with superior sealing performance.Fluorine lining ball valve adopts fluorine plastic as liner and equipped with new type structure of the ball integrated with stem,it provides itself all the advantages of general ball valve.Features:1. Two pieces full port standard lined bal...
Lining Material: PTFE , PFA , FE
Size Range: DN15~DN350
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Fluorine Lining Ball Valve Used in Corrosive Medium
FREE-VALVE’s fluorine lining ball valve is lined with corrosion resistance,aging resistance of PTFE/F46, has the corrosion resistance and reliable sealing to acid, alkali and other corrosive medium.Features of fluorine lining ball valve is zero leakage with superior sealing performance.Fluorine lining ball valve adopts fluorine plastic as liner and equipped with new type structure of the ball integrated with stem,it provides itself all the advantages of general ball valve.Features:1. Two pieces full port standard lined ball v...
Lining Material: PTFE , PFA , FEP
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Fluorine Lining Ball Valve
FREE-VALVE’s fluorine lining ball valve is lined with corrosion resistance,aging resistance of PTFE/F46, has the corrosion resistance and reliable sealing to acid, alkali and other corrosive medium.Features of fluorine lining ball valve is zero leakage with superior sealing performance.Fluorine lining ball valve adopts fluorine plastic as liner and equipped with new type structure of the ball integrated with stem,it provides itself all the advantages of general ball valve.Features:1. Two pieces full port standard lined ball v...
Size Range: DN15~DN350
Lining Material: PTFE , PFA , FEP
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Pneumatic wafer type ceramic butterfly valve
FREE-VALVE’s pneumatic ceramic butterfly valves were operated in the harshest control environments and offers excellent resistant to cavitation which is major problem for process control valves. The ceramic materials are applied to the most common problem areas within disc of butterfly valve.These ceramic materials are 6-8 times harder than stainless steels and this ensures that the ceramic butterfly valve can operate under harsh, abrasive service environment. Features1.Wafer type ceramic butterfly valves are ...
Sealing material: engineering ceramics
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O Port Ceramic ball Valves,Ceramic Lined Composite Ball Valve
FREE-VALVE’s O Port Ceramic ball Valvess are designed with engineering ceramics the engineering ceramics internal parts provide excellent wear resistance, the ceramic ball valves are widely used as an open and close function as well as a throttling control tasks in corrosive medium with abrasive solids content.Features:1.The hardness of the ceramic material can be higher than HRC80.2.Engineering internal parts of ceramic ball valve provide superior protection from corrosive and abrasive medium.3.Customized actuation types...
Ball material: Ball material
Flange Standards: ASME B16.5,GB/T9113