Brass Spring Check Valve Resorte de Cobre Amarillo Válvula de Retención

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10 set
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100 set/month

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Packaging & Delivery

Packaging Detail:packed in standard export packing
Delivery Detail:25~45 days


Brass spring check valve 1/2"~2" 
1)ISO9001 Certificate 
2)quality guaranteed 
3)delivery in time 
4)over 15 years experience

Product details:


2:name:forged brass spring check valve





7:packing:poly bag,inner box,carton or as clients'requirement
8:OEM service offered
9:working temperature:-20~180 degrees

10:normal pressure:1.6MPa

11:suitable medium:water,oil,gas,steam and so on

Check Valve (Check Valve) : according to the structure, can be divided into the lift Check Valve, swing Check Valve and butterfly Valve.Lift check valve can be divided into vertical and straight-through type two kinds.Swing check valves can be divided into single type, more than double disc type and disc type 3 kinds.Butterfly check valve as butterfly double valve, butterfly single, the above several kinds of check valve in the connection form can be divided into the thread connection, flange connection, welding and clamp connection of four.



We have organized several common questions for our clients,may help you sincerely:

①How about your company?

A world class manufacturer & supplier of castings forging in carbon steel and alloy steel,is one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirements.

②How to guarantee the quality of the products?

We have established the international advanced quality management system,every link from raw material to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

③How long can we receive the product after purchase?

In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.


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Q:What are the main types of check valves?
Check valve (Check Valve):1, according to the structure, can be divided into lifting check valve, swing check valve and butterfly check valve three.The lift check valve can be divided into two types: vertical and horizontal.Swing check valve is divided into single, double valve and multi flap type of three.Butterfly check valve is straight through type.These types of check valves can be divided into three types: thread connection, flange connection and welding.
Q:Are the common check valves stand upright or horizontally installed?
2. swing check valves are generally installed on horizontal or vertical or inclined pipes.
Q:Above the flue that valve is called smoke exhaust valve or check valve, I heard there is a five anti exhaust valve
The names are different, and they are acceptable. Five, anti exhaust valve is unique to 10000, the first class of technical effects
Q:What's the W in the check valve H44W?
W represents the sealing surface is the body seal, that is, directly from the valve body out of the sealing surface
Q:What's the difference between the check valve and the stop valve?
The check valve is not the same as the cut-off valve. The difference between them is mainly that the structure is very different.Check valve is a one-way valve, automatically prevent reverse flow of fluid, no knob, can not be artificial blocking forward flow.The valve has a knob, and the controller can control the forward flow. Because of its special structure, the fluid can not flow backwards even if there is no artificial valve.
Q:Installation position of household water meter check valve
It should be about 15 times before the table, about 300mm DN20.
Q:How to install the check valve?
The general check valve is provided with an arrow, and the direction of the arrow pointing is the direction of the flow of the transmission medium.
Q:What's the difference between check valves and non-return valves?
2, gravity: and spring similar to rely on the valve's own gravity closed to prevent backflow.3, swing type: liquid through the valve body, relying on the pressure to open the side of the rotating valve flap,After the pressure is lost, the disc depends on its back weight and the reverse liquid pressure seals the disc.
Q:Furnace blower outlet check valve what
Must install check valve to prevent downtime fan reversal
Q:Is the hdf41x 1.6Mpa a check valve?
The hdf41x 1.6Mpa is a backflow preventer with a check valve that is stronger and more complex than the function check valve.Backflow preventer (backflow preventer) is a device that uses a check element to prevent backflow of water supply pipe.

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