alarm check valve

... part to alarm at prescribed pressure and flow. It constitutes the sprinkler system with water flow inductor, pressure switch and sprinklers. This valve is divided into two sides by a valve flap. The above side is connected with system pipeline ant the

...Alarm Check Valve, Body is Ductile iron, Flange as per EN1092.2/ASME B16.1,PN10/16 1, PRODUCT DESCRIPTION: The material of Wet type Alarm Check Valve:of DIN standard Bellow Globe valve for PN16 Type Wet Type Alarm Check Valve Material Ductile Iron, Cast Iron Norminal diameter DN100,DN150, DN200. Norminal working pressure 12bar~16bar Strength test pressure 4.8Mpa Flux(l/min) 15s Structure Safety wet fire water alarm valve...

...the fluid passing through a system opens the valve,while any reversal of flow will close the valves.Exact operation will vary depending on the type of check valve mechanism. ​ Check Valve Feature Flange Swing Check Valve Applicable Standards: -Design and

... and vibration. Process downtime and maintenance costs are eliminated. Intelligent use of venture results in static and dynamic performance, axial flow check valve has

...ng the vertical centerline of the valve body. The internally threaded check valve can only be installed on horizontal pipelines. On high-pressure small-diameter check valves, the ball can be a ball. The body shape of butterfly check valve is the same as

... the medium in the pipeline from flowing back. The valve that opens or closes on its own by the flow and force of the medium to prevent the medium from flowing back is called a check valve. Check valves belong to the category of automatic valves, which

...h liquid products, spring check valves are designed to assist closure pressure to create a positive shutoff Specification Product Name: 316L Sanitary Spring Non Return Valve Stainless Steel Check Valve Valve Body Material: SS304 or SS316L Seal Material:

... Temperature: -10℃≤t≤115℃ Thread to ISO228 Note: Sealing Material is Brass Swing check valve size: 1-1/4 inch BSP female x female threaded. Swing check valve material: Brass. Max pressure: 232 Psi. Wide application: Applicable for water, steam,

...valves produce the lowest pressure drop, when compared with other check valves of the same size. They feature a simple design that is easy to maintain. The swing check valve functions by allowing flow forces to move the disc from the closed position to the

... the output for the media. Since they only allow media flow in one direction, they are commonly referred to as ‘one way valves’ or ‘non return valves.’ The main purpose of a check valve is to prevent backflow in the system. A check valve relies on

... valve is a special product ,and it is used for draining sewage .In many foreign countries,such as Spain , America,it is usually named as duckmouth-shaped valve .We are doing our best to make this valve more practical and more perfect .The valve can be

... structure and working principle that can effectively prevent fluid from flowing back and ensure that the fluid flows in a specific direction. The main components of the flap check valve include the valve body, valve cover and

...check valve with two cartridge hydraulic lock valve A dual cartridge pilot check valve is a specific type of pilot-operated check valve that utilizes a dual cartridge design. It combines the features of a pilot control valve and a check valve into a single unit. Here's a description of the main components and operation of a dual cartridge pilot check valve: Cartridge Design: A dual cartridge pilot check

...Check Valve Oil Check Valve Flap 1 Inch Dn25 900lb Rf Flanged Vertical Forged Steel Swing Check Valve VERVO swing check valve has typically a globe style valve body with a hinged valve disc, to block reverse flow. The valve seat is typically full-ported in an angled our straight thru. VERVO offer several different type of swing check valves for water and wastewater applications. Swing Check Valve Swing check valves...

...Check Valve For Water Steam And Oil Use Product introduction: A check valve refers to a type of valve with a circular valve disc as the opening and closing component, which acts to block the backflow of the medium by its own weight and medium pressure. It belongs to the category of automatic valves, also known as check valves, one-way valves, reflux valves, or isolation valves. The wafer type lift check valve

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...check valve 2"-36" CL150-1500 RF, non-return, one-direction valve Swing check valve is one type for the check valves, the check valve have anther name is non-return valve,this swing check valve only can horizontal installation,the speed of the closing for swing check valve is very quickly , also the seal is very good,the highest pressure for swing check valve can up to 2500LB(PN420), the body of the check valve...

...Check Valve Water Supply , Adjustable Stainless Steel Swing Check Valve Flange swing check valve Overview of swing check valves Swing check valve, also known as one-way valve or check valve, its role is to prevent the backflow of media in the pipeline. The opening and closing parts are opened or closed by the medium flow and force to prevent the medium from flowing back. The valve is called a check valve. Check valves

...Check Valve with 2 inch and 3 inch for Inline Check Valve Top-entry check valve provided by CCSC is forged by hight strength alloy steel,it's used to stop the return flow from high pressure piping,our to-entry check valve are available in size 2 inch and 3 inch,15,000psi working pressure,with fig1502 hammer union end connection. CCSC top entry check valve is designed to be compatible with FMC Weco top entry check