Bw Customized Service/Brass/Bronze/Stainless Steel/Good Price/Low Pressure/200lb/En/UPVC/Steam/Oil/Forged Steel Swing Check Valve
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Product Details
| Customization: | Available |
|---|---|
| Media: | Gas, Oil, Water, Chemical, Steam |
| Temperature: | -29°c to 425°c |
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Basic Info.
- Model NO.
- bv-001
- Material
- Cast Steel
- Connection Form
- Flange, Weld, Clamp
- Structure
- Swing
- Pressure
- ASME Class 800
- Function
- Ddcv Double Lobe, Nrvr Silence
- Sealing Form
- Metal, Gasket, O-Ring Sealing
- Flow Direction
- Unidirection
- Standard
- ANSI/ASTM/JIS
- Application
- Industrial Usage, Water Industrial Usage, Household Usage
- Delivery Time
- 15-25 Days
- Coating
- Customized
- Design
- BS 1868 / ASME B16.34
- Size
- DN15-DN1200
- End Connection
- Threaded, Socket Weld
- Face to Face
- ASME B16.10
- End Flange
- ASME B16.5
- Certificates
- CE/ISO/SGS/Mtc
- Warranty Time
- 24 Months
- OEM/ODM
- Customized
- Manufacturer
- Yoonad
- Trim
- Ss AISI 410
- Socket Weld End
- ANSI B 16.11
- Transport Package
- Wooden Case
- Specification
- customized
- Trademark
- Yoonad
- Origin
- China
- HS Code
- 8481804090
- Production Capacity
- 10000PCS/Year
Product Description
Forged steel swing check valve refers to the valve that automatically opens and closes the disc depending on the flow of the medium itself to prevent the medium from flowing backwards, also known as check valve, one-way valve, reverse flow valve and back pressure valve. Check valve is an automatic valve, its main function is to prevent the medium from flowing backwards, prevent the pump and driving motor from reversing, and release the medium in the container.
- Prevents Backflow: The primary function of a check valve is to prevent the backflow of fluids in a piping system. It ensures that the flow of fluid occurs in one direction only, effectively blocking reverse flow. This is especially important in situations where backflow could cause damage, contamination, or interference with the intended flow direction.
- Protects Equipment and Systems: Check valves help safeguard equipment and systems by preventing potential damage caused by reverse flow. They act as a barrier, preventing fluids from flowing back and causing issues such as pump damage, pipe collapse, water hammer, or contamination of sensitive components.
- Maintains Pressure: Check valves assist in maintaining optimal pressure levels within a system. By allowing fluid to flow in the desired direction and preventing backflow, they help maintain the desired pressure conditions, ensuring efficient operation of pumps, regulators, and other pressure-sensitive equipment.
- Enhances System Efficiency: Check valves contribute to the overall efficiency of a system. By preventing reverse flow, they eliminate the need for additional pumps or mechanisms to counteract backflow, thereby reducing energy consumption and operational costs.
- Minimizes Water Hammer: Water hammer, characterized by sudden pressure surges or shockwaves in a system, can lead to pipe damage and system failure. Check valves help mitigate water hammer by preventing reverse flow and the subsequent pressure spikes that can occur.
- Allows for System Isolation and Maintenance: Check valves provide a means of isolating sections of a system for maintenance or repairs. By closing off the valve, the flow of fluids can be stopped in a specific direction, allowing for safe and efficient maintenance procedures.
In pipes and similar devices and equipment, check valves are generally used to prevent a reverse flow by allowing materials or fluids to flow in only one direction. Despite their various forms, sizes, and functions, these valves generally operate based on the same principle.
The primary components of a check valve include the Body,Body Seats,Gasket,Cover Plate,Hinge,Nuts,Washer.
| NPS | 2 | 2 1/2 | 3 | 4 | 5 | 6 | 8 | 10 | 12 |
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
| L | 213 | 250 | 254 | 368 | 407 | 457 | 546 | 648 | 762 |
| H(Open) | 251 | 265 | 282 | 320 | 363 | 380 | 579 | 663 | 771 |
| Kv | 59.5 | 81.9 | 102.4 | 1690 | 341.9 | 409.4 | 797 | 1150 | 1774 |
| Cv | 69.4 | 95.6 | 119.5 | 197.2 | 399.0 | 477.8 | 930.1 | 1342.1 | 2070.3 |
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