Powered by Made-in-China.com

Fire Protection System Check Valve for Sprinkler and Hydrant Lines
US$10.00-100.00
1 Piece
Product profile
Customization
AvailableMedia
WaterTemperature
Ordinary TemperatureModel NO.
Check ValveMaterial
BrassConnection Form
FlangeStructure
ButterflyPressure
Ordinary TemperatureFunction
Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg SilenceSealing Form
Gland Packings Globe ValveFlow Direction
BidirectionalStandard
ANSIApplication
Industrial Usage, Water Industrial Usage, Household UsageCustomized Support
ODM OEMSurface
SmoothWorking Temperature
-20~160Color
SilverTransport Package
Solid Wooden CaseSpecification
CustomizedOrigin
ChinaCompany profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: >24h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization, ODM availability, 100% finished-product inspection, two production lines, and access to CNC, molding, machining, oven, press, and spraying equipment. It holds ISO9001:2015 and CE certifications and reports lead times within 15 working days in both peak and off-peak periods. However, service-management controls are incompletely documented, with procedures lacking written records in several areas. The supplier has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no recent new-product development, no SDK, and no OEM service for popular brands. Financial information is inconsistent across the supplied records, so financial credibility cannot be reliably assessed. Export-trade experience and total experienced staff are each reported as one, while batch quantity reconciliation and outsourcing SOPs are absent.
Supplier typeThe supplier is a manufacturing-oriented provider with two production lines, extensive machining and processing equipment, ODM availability, and export terms including FOB, CIF, and CFR. It also reports inventory capability, but lacks a valid manufacturing-capacity contract with related subcontractors and has no overseas warehouse or showroom.
CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These are explicit certifications supporting quality-management and product-compliance capability.
After-Sales capabilityThe supplier has records for service-capability assessment, an approved-supplier list, and procedures for corrective actions and complaint handling. However, the corrective-action and complaint-handling procedures have no written records, and the service-assessment procedure is not formally written, indicating incomplete service-control documentation.
R&D capabilityThe supplier offers ODM services and broad design customization, but reports no available SDK and no new products during the past year. The evidence supports design-service capability more strongly than ongoing product innovation.
Production capacityProduction capability is supported by two production lines, a broad equipment set covering CNC machining, turning, molding, boring, milling, pressing, oven processing, and spraying, inventory capability, and reported lead times within 15 working days in both peak and off-peak periods. Offsetting weaknesses include no valid manufacturing-capacity contract with related subcontractors and no continuous batch quantity reconciliation.
Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM services. This is direct evidence of broad customization coverage.
Client casesThe supplier states that it does not provide OEM services for popular brands. No specific customer names, completed projects, or verifiable customer cases are provided in the supplied slices.
Send Inquiry
*To:
Zhejiang Lierduo Valve Co., Ltd.
Zhejiang Lierduo Valve Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
FM UL Wafer Type Silent Fire Fighting Pump Check Valve for Fire Sprinkler System
US$50.00-60.00
20 Pieces(MOQ)
Ductile Iron Pn16 DN80 Stainless Steel Ss410 SS316 Disc Seat Flanged Spring Load Nozzle Type Check Valve for Fire Protection
US$50.00-5,000.00
20 Pieces(MOQ)
Wisewater 1'' Brass Swing Check Valve in-Line Check Valve Horizontal One-Way Non Return Check Valve for Pipe System (DN25)
US$50.00-5,000.00
20 Pieces(MOQ)
DN25 Wisewater 1'' in-Line Horizontal One-Way Brass Swing Check Valve for Pipe System
US$50.00-5,000.00
20 Pieces(MOQ)
Stainless Steel Thin Wafer Check Valve DN200 for Municipal Water Supply and Fire Protection
US$2.00-5.00
100 Pieces(MOQ)
Fire Fighting Pipes Fire Protection Fire Sprinkler System Ductile Iron Double Flange Swing Check Valve
US$15.00-30.00
10 Pieces(MOQ)
FM for UL Fire Sprinkler System Check Valve Manual Grooved Pipe Fitting
US$50.00-60.00
20 Pieces(MOQ)
Stainless Steel Silent Check Valve for Hydraulic Systems and Fire Safety
US$16.00-261.00
1 Piece(MOQ)
Grooved End Swing Check Valve for Fire Protection Systems
US$50.00-60.00
20 Pieces(MOQ)
Quick Closing Mechanism Fire Protection System Specific Ductile Iron Excellent Sealing Swing Check Valve
US$20.00-2,000.00
2 Pieces(MOQ)
UL/FM Flanged Swing Check Valve 300psi for Fire Protection
US$10.00-3,000.00
1 Set(MOQ)



















