Wafer Type Check Valve

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Product Description:

‍Packaging & Delivery of Wafer Type Check Valve

Packaging Details: wooden case applicable for shipping
Delivery Detail: 30days

 

Specifications of Wafer Type Check Valve

valve type: wafer, nominail pressure: 1.0/1.6MPa, DN50-DN400, certificate: ISO9000, ISO40001, CE, API, EN1074

series: Dual plate check valve

1) Size: DN40-DN400

2) standard: API594 ANSI 16.34

3) pressure standard: API598

4) face to face: ISO5752, DIN3202

5) body: cast iron/ductile iron/WCB

6) Seal ring: NBR/EPDM

7) Shaft: Carbon Steel/stainless steel

8) suitable temperature:-15~150

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Q:Are the common check valves stand upright or horizontally installed?
1 straight through lift check valve should be installed in horizontal pipe, when the media to stop the flow, the valve by the weight of landing on the seat to prevent the media back; because the vertical lift check valve medium inlet and outlet channel direction and the direction of the valve seat, so it must be installed in a vertical pipe.
Q:How can the check valve at the flue port of the range hood be changed or cleaned?
If the flue hanging in the shed, it should be at the check out. Check valve with a machine.So I would not advocate the construction of flue hanging in the shed, net height kitchen, gas capacity is small this is big, the flue pipe exposed, there are many ways to deal with it.If the valve stuck inside, also find what professional people, find out what carpenter, solved the problem.
Q:If there is no check valve, there will be a reverse flow of water, what is the damage to the pump?
LZ said that the case does not matter with the check valve, in that case, in addition to affecting performance, it does not matter.
Q:Can the swing check valve stand upright?
Swing check valve, vertical mount, horizontal loading can be.
Q:How to prevent the backflow valve of medium
The function of this type of valve is to allow the medium to flow in one direction and to prevent flow in the opposite direction. Usually the valve is automatically work, fluid pressure flow in one direction, the valve open; the opposite direction of fluid flow by gravity, fluid pressure and valve closing effect on the valve seat, thereby cutting off flow.
Q:What is the air pipe check valve?
The air pipe check valve is installed in the ventilation or air conditioning duct. When the fan is running, the valve is opened and the air flow is passed smoothly. When the fan stops, the valve is closed to prevent the air from reversing.
Q:What are the brands of check valves?
Also known as check valve, one-way valve, counter flow valve, and back pressure valve. The check valve belongs to an automatic valve, whose main function is to prevent the backflow of medium, prevent the reverse of pump and drive motor, and release the container medium.
Q:What type of check valve is the h61y-40 check valve?
Two, swing check valve: the valve swing check valve cylindrical disk-shaped, around the seat of the shaft for rotation channel, because the valve channel into a streamlined, flow resistance than the small valve lift check, suitable for large caliber occasions in low flow and no flow frequently change, but not for the pulsating flow, the sealing performance is less than lift. Swing check valve is divided into single, double, and most types of three, the three forms mainly by the valve bore points, the purpose is to prevent the media to stop flow or reverse flow, weakening the hydraulic impact. Three, compression type check valve: This valve is used as boiler water supply and steam cutting valve, it has lift check valve and stop valve or angle valve comprehensive function. In addition, there are - some do not apply to pump outlet check valve is installed, such as valve, spring-loaded check valve, Y type check valve check valve. Four disc check valve: disc check valve around the pin rotation in the valve seat.
Q:Is the tank stop valve a non-return valve or a check valve?
Check valve is a one-way valve, automatically prevent reverse flow of fluid, no knob, can not be artificial blocking forward flow.
Q:The Haier electric water heater has a check valve to prevent water from flowing backwards
Hot water outlet should be equipped with check valve, for the following reasons:Closed type electric water heater in the outlet by one or more water control valves and water storage type electric water heater, and work in tap water under pressure. The utility model has the advantages of flexible installation position, high water outlet pressure, small heat loss, etc.. But because its inner liner is working under pressure, it needs thicker material and high manufacturing process. The outlet of open type electric water heater is opened and water is controlled by a valve on the water inlet pipe.
Our products are in accordance with different standards, such as API, DIN, JIS, BS, and GB, as well as non-standards. We also provide OEM products according to client requirements. Our products are widely used in oil refinery, petroleum, chemical plant, power station, natural gas, and civil industry. We have obtained ISO9001 International Quality Management System Certificate.

1. Manufacturer Overview

Location Jiangsu,China
Year Established 2001
Annual Output Value US$10 Million - US$50 Million
Main Markets North America
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Company Certifications ISO9001

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