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Product profile
Customization
AvailableMaterial
Cast IronConnection Form
FlangeModel NO.
NSCVStructure
ElevatedPressure
Low PressureFunction
Nrvr Silence, Nrvz Silence, Nrvg SilenceSealing Form
Gland Packings Globe ValveFlow Direction
UnidirectionStandard
DINApplication
Industrial Usage, Water Industrial UsageBody
Ductile Iron or SsSpring
SS304Stem
Ss420Seat
SS304Washer
PTFEDisc
D.I + EPDMPressure Rate
Pn10/16/25Coating
Epoxy Coated to 300 MicronsTransport Package
Bubble Bags & Plywood CaseSpecification
DN50-600Trademark
WALTER / No BrandOrigin
Suzhou, JiangsuHS Code
8481300000Production Capacity
1000 Sets Per MonthKey features
Low Head Loss Design: Advanced dynamic design minimizes head loss to 0.016Bar at 2M/sec flow rate.
Water Hammerless Operation: Hydrodynamic design ensures non-slamming and water hammerless performance.
Fast Closing Speed: Disc positively closes before reverse flow with speed up to 0.2 Sec.
Durable Bearing Material: Brass or reinforced bearings reduce wearing problems during operation.
Protected Spring Mechanism: Stainless steel spring hidden in diffuser for protection during operation.
Customizable Components: Body, spring, stem, seat, washer, disc, pressure rate, and coating are customizable.
International Standards: Complies with BS EN 1074-3, BS EN 12334, BS 5163, and ISO standards.
Silent Functionality: Designed for Nrvr, Nrvz, and Nrvg silence in industrial water applications.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-05-16Nearest Port: SHANGHAIAverage Response Time: ≤6.99hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
About Our Factory & Business Background
AddressNo. 11666, East Taihu Avenue, Wujiang District, Suzhou, Jiangsu, China
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsPressure Reducing Valve, Butterfly Valve, Check Valve, Gate Valve, Fire Hydrant, Fire Sprinkler, Fire Hose, Float Control Valve, Air Release Valve, Foot Valve
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Q&A
Q:What standards does the silent check valve comply with?
A:
It is designed with BS EN 1074-3, BS EN 12334, or BS 5163 standards and complies with EN 558-1, ISO 5752, and EN 1092-2.
Q:What is the head loss performance of this valve?
A:
The advanced dynamic design minimizes head loss to 0.016Bar upon a 2M/sec flow rate.
Q:How fast does the disc close to prevent reverse flow?
A:
The disc positively closes before reverse flow, maximizing the closing speed up to 0.2 seconds.
Q:What materials are used for the bearings?
A:
Brass or reinforced bearings are used to reduce wearing problems during operation.
Q:Is the spring exposed during operation?
A:
No, the stainless steel spring is hidden in the diffuser under protection while the valve is in operation.
Send Inquiry
*To:Suzhou Walter Flow Control Equipment Co., Ltd.
Suzhou Walter Flow Control Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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