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Rubber Flap Silent Check Valve for HVAC
US$1,250.00
1-9 Pieces
US$1,050.00
10-49 Pieces
US$920.00
50+ Pieces
Sample price:US$1450.00/piece.Request sample
Product profile
Customization
AvailableMedia
WaterTemperature
Ordinary TemperatureModel NO.
ZFH41X-4Material
Cast IronConnection Form
FlangeStructure
ButterflyPressure
Ordinary PressureFunction
Nrvr Silence, Sfcv Rubber LobeSealing Form
Soft Rubber SealFlow Direction
UnidirectionStandard
GBApplication
Industrial Usage, Water Industrial UsageProduct Name
Micro Resistance Slow Closing Check ValveModel
Hh49X-10q-DN600Valve Type
Slow Closing Butterfly Check ValveNominal Diametre
DN600Nominal Pressure
Pn10Working Temperature
0℃ ~ 80℃Valve Body
Ductile IronInternal Component
Stainless Steel + RubberAdvantages-01
Micro Resistance, Low Head LossAdvantages-02
Slow Closing to Prevent Water HammerCertification
GS, CE, ISO9001Transport Package
Seaworthy Wooden CaseSpecification
DN600Trademark
ZentifOrigin
ChinaHS Code
8421199090Production Capacity
50000Key features
Anti-Water Hammer Design: Slow-closing mechanism prevents hydraulic shock, pipe bursts, and pump damage.
Zero Leakage Sealing: Resilient-seated bubble-tight sealing ensures no media escape under rated pressure.
100% Pressure Tested: Every valve undergoes shell and seat pressure testing to EN 598 / ISO 5208 standards.
Corrosion-Resistant Material: Constructed with ductile iron and stainless steel for harsh environments.
Modular Maintenance: Internal components can be serviced without removing the valve from the pipeline.
Low Head Loss: Optimized flow path design minimizes energy consumption in pumping systems.
Customizable Materials: Customized flange standards and material options (Ductile Iron, Cast Steel, Stainless Steel) available.
Multiple Certifications: Certified by CE, GS, ISO9001, EAC, FM, WRAS, SIL, and PED.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs CertifiedExport Year: N/A CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h
About Our Factory & Business Background
AddressNo. 111 Huangjia Garden Road, Jiangqiao Town, Jiading District, Shanghai, China
Plant Area12819.22 square meters
Number of Employees81
Registered Capital55,484,089 RMB
Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity500 PICS
Supply Chain Partners12
Our Production Capability & Technical Expertise
Main Productsangle valve
Production Lines5
Production MachinesCNC Lathe, Lathe, Shot Blasting Facility, Vertical Lathe
QA/QC inspectors3 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsHave instructions and uniformly followed
R&D Engineers2 people
Traceability of Raw MaterialsYes
Our Industry Experience & Global Business Record
Year of Establishment2001-03-20
Main MarketsDomestic
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff4
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:Are you a manufacturer or a trader? Where is your factory located?
A:
We are a professional manufacturer with our own factory located in Jiangsu, China. We have been specializing in the production of high-quality industrial valves for over 30 years.
Q:What is the product size range and material?
A:
Our main products include Gate Valves, Butterfly Valves, Check Valves, Pressure Reducing Valves, Backflow Preventers, etc.
Size Range: DN50 to DN1200 (2" to 48")
Main Materials: Ductile Iron, Cast Iron, Stainless Steel (304/316), WCB Carbon Steel
Pressure Rating: PN10, PN16, PN25, Class 125 / Class 150
Connection Type: Flange, Wafer, Lug, etc.
Q:What is the nearest shipment port and how far is it from your location?
A:
The nearest major port is Shanghai Port, which is very convenient as our office is located in Shanghai. Our factory in Jiangsu is only about 200-250 km from Shanghai Port, enabling fast and efficient shipping.
Q:What are your acceptable payment terms?
A:
Our standard payment terms include:
T/T (30% deposit, 70% balance before shipment)
L/C at sight (for large orders)
Western Union / PayPal (for sample orders)
Flexible terms can be discussed according to order value.
Q:What international certificates do you have?
A:
We have obtained multiple international certifications, including:
CE/EAC/WRAS/FM/ISO 9001/ISO 45001/ISO 14001
Send Inquiry
*To:
Shanghai Zentif Valve Group Co., Ltd.
Shanghai Zentif Valve Group Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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