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Tight Seal Brass Ball Spring Check Valve for Drainage Systems
US$1.20-7.50
5,000 Pieces
Product specifications
Specification
Sample price:US$7.50/piece.Request sample
Product profile
Customization
AvailableMedia
WaterTemperature
Ordinary TemperatureModel NO.
Check ValveMaterial
BrassConnection Form
ThreadStructure
SwingPressure
Ordinary PressureFunction
Ddcv Double Lobe, Nrvz SilenceSealing Form
Bellows Globe ValveFlow Direction
ReversingApplication
Industrial Usage, Water Industrial Usage, Household UsageProduct Name
Brass Check ValveKeywords
Check ValvePressure Rated
12 BarMax Static Pressure
12 BarThread Connection
GType
VerticalThread Type
Female X FemaleSpring Material
SS304Strainer Mesh
Can Be MathedConnection
ThreadCore
BrassTransport Package
PP Bag, Inner Box, CartonsSpecification
1/2", 3/4", 1", 1 1/4" (5/4"), 1 1/2" (6/4") Or 2"Trademark
MINGYUOrigin
Zhejiang, ChinaHS Code
8481804090Production Capacity
50000PCS Per MonthKey features
Zero-Leak Protection: Precision-engineered sealing system and flat gasket technology guarantee leak-proof performance.
Whisper-Quiet Operation: Spring-assisted closure mechanism eliminates water hammer and system noise for silent flow control.
Maintenance-Free Design: Stainless steel internals and self-operating design reduce operational costs by up to 80%.
Corrosion-Resistant Brass: Heavy-duty Hpb57-3 brass construction resists corrosion and wear for extended service life.
Versatile Applications: Suitable for water, oil, gas, and various fluid systems in residential, commercial, and industrial settings.
Easy Installation: Standard threaded connections ensure quick, secure mounting with common pipe fittings and tools.
Rapid Closure Response: Spring-loaded mechanism provides instant response to reverse flow conditions for reliable backflow prevention.
Customization Available: Products can be customized according to customer drawings or samples.
Company profile

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 0 Year CertifiedNearest Port: Ningbo PortAverage Response Time: ≤9.60h
AI-Powered supplier vetting
SummaryYuhuan Mingyu Fastener Factory is presented as a professional technical supplier with nearly two decades of production experience, offering valves, plugs, fasteners, hardware components, and mechanical parts. It provides 3D design, OEM, ODM, and multiple customization options, with stated quality assurance and raw-material traceability. However, after-sales corrective-action and complaint-handling procedures are undocumented, supplier-service assessment records are absent, and there is no valid manufacturing contract with associated subcontractors. Overseas service infrastructure is limited: no overseas warehouse, showroom, agents, branches, or offline trade-show participation are reported. Financial information provided shows zero reported revenue, costs, profit, cash receipts, and cash flows for the stated periods, but the meaning and completeness of these records are not independently established. An SGS audit is listed with validity through October 29, 2026, although the evaluation result is recorded...
Supplier typeThe supplier describes nearly two decades of production expertise, identifies as a professional technical supplier, and offers valves, plugs, fasteners, hardware components, and mechanical parts. This supports classification as a manufacturing-oriented technical supplier.
After-Sales capabilityThe supplier states that it has quality assurance and raw-material traceability, but has no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records. Service-capability assessment procedures and follow-up records are also absent, indicating an inadequately documented after-sales system.
Financial creditThe provided records report zero operating revenue, costs, profit, cash receipts, cash inflows, cash outflows, gross margin, and current ratio for the stated periods. These figures explicitly weaken the available evidence of financial strength, although the slices do not explain whether the records are complete or reflect a reporting issue.
Customization capabilityThe supplier explicitly provides customization from designs, customization from samples, full customization, 3D software design services, ODM, and OEM services for popular brands. These are direct indications of broad customization capability.
Product Q&A
Q:What is the main port of loading?
A:
Ningbo/Shanghai
Q:Can I buy a sample before placing an order?
A:
Yes, it is ok. Welcome to your sample orders.
Q:What is the packaging method?
A:
In standard export cartons, but could be designed according to your request.
Q:What is the minimum order quantity (MOQ)?
A:
Usually our MOQ is 1,000 pcs. But we accept a lower quantity for your trial order.
Q:Do you offer customized products?
A:
Yes, we are mainly doing customized products according to the customers' drawings or samples.
Send Inquiry
*To:
Yuhuan Mingyu Fastener Factory
Yuhuan Mingyu Fastener Factory*Content:
Supplier replies will be sent to your registered email
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