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Durable Flange Silent Automatic One-Way Non-Return Check Valve
US$16.00-261.00
1 Piece
Sample price:US$50.00/piece.Request sample
Product profile
Customization
AvailableMedia
WaterTemperature
Ordinary TemperatureModel NO.
H41X-16QMaterial
Copper/Rubber Sealing RingConnection Form
FlangePressure
Low PressureFunction
Nrvr SilenceSealing Form
Rubber Sealing RingFlow Direction
UnidirectionStandard
ISOApplication
Industrial Usage, Water Industrial UsageColor
Blue or BlackInstallation Position
Pump Outlet and Other Anti-Backflow Pipe SectionsAdvantage
Auto-Operation, No Manual Control; Silent RunningFeature
Automatic Valve, Disc Actuated by Medium FlowUsage Scenarios
Pump Supporting Pipelines, Anti-Backflow PipingWorking Performance
Prevent Medium BackflowCustom
CustomizedTransport Package
Export Standard PackageSpecification
H41X-16QTrademark
quanguanOrigin
ChinaKey features
Silent Operation: Auto-operation with silent running to prevent water hammer and noise.
Automatic Control: Disc actuated by medium flow without manual intervention.
Customizable Colors: Available in Blue or Black to match specific requirements.
Full Customization: Supports customization from samples, designs, and flexible options.
Flange Connection: Standard ISO flange connection for easy installation.
Copper Material: Constructed with copper and rubber sealing ring for durability.
100% Inspection: Every finished product undergoes visual and function inspection.
Low MOQ: Minimum Order Quantity is 1 Piece for flexible purchasing.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤15h
AI-Powered supplier vetting
SummaryQuanguan Valve is identified as a professional valve manufacturer in Quanzhou, Fujian, producing and selling water-system and HVAC valves, including gate valves, pressure-reducing valves, and static-balance valves. Its broader scope also covers fire-fighting equipment, pipe fittings, plumbing, copper, rubber, and plastic products. The supplier provides extensive customization and ODM services, with documented R&D design inputs, outputs, reviews, verification, and validation; however, it reported no new products in the past year and has zero R&D patents. Manufacturing covers a 2,863 m² plant and two production lines, but finished-product inspection is performed by packing staff and batch quantity reconciliation is not conducted continuously. Export experience is stated as seven years, with two export-trade staff and three experienced staff reported. Service weaknesses include no written corrective/preventive-action, complaint-handling, or service-capability assessment procedures. No certification, customer...
Supplier typeThe supplier is explicitly described as a valve manufacturer engaged in production, R&D, and sales, with products spanning valves, fire-fighting equipment, pipe fittings, plumbing, and related industrial and building-material categories. Its stated commercial focus is industrial equipment and components, particularly water-system and HVAC valves.
After-Sales capabilityThe supplier accepts multiple quotation and payment arrangements and reports peak-season lead time of one month and off-season lead time within 15 working days. However, it has no written corrective/preventive-action procedures, no written complaint-handling procedures or records, and no written service-capability assessment procedure or records, indicating a documented after-sales service weakness.
Production capacityThe supplier operates a 2,863 m² manufacturing plant with two production lines and manufactures valves and related products; it also reports seven years of export experience. Production-control limitations are stated: finished products are checked by packing staff, and continuous quantity reconciliation for each batch or mass-production run is not performed.
Customization capabilityThe supplier explicitly offers customization from samples, designs, minor and full customization, flexible customization, and ODM services. Its R&D responsibilities and documented design inputs, outputs, reviews, verification, and validation further support the ability to develop customer-requested products.
Product Q&A
Q:What is the main function of this valve?
A:
It prevents medium backflow, avoids reverse rotation of pumps, and discharges medium inside containers.
Q:How does the valve operate?
A:
It is an automatic valve where the disc is actuated by the medium flow itself, requiring no manual control.
Q:What materials are used in the valve?
A:
The valve is made of copper with a rubber sealing ring.
Q:Is customization available?
A:
Yes, we offer full customization, minor customization, and flexible options from samples or designs.
Q:What are the available color options?
A:
The valve is available in Blue or Black.
Send Inquiry
*To:
Fujian Quanguan Valve Manufacturing Co., Ltd.
Fujian Quanguan Valve Manufacturing Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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