What are the application areas for this valve?

It is suitable for Industrial Usage and Water Industrial Usage, functioning as an Nrvr, Nrvz, or Nrvg Silence check valve.

What are the payment and shipping terms?

Payment terms include LC, T/T, Western Union, and Money Gram. Shipping terms are FOB, CFR, CIF, and EXW. The nearest port is Shanghai.

Silent One-Way Check Valve

Name: Silent One-Way Check Valve
Brand: Suzhou Walter Flow Control Equipment Co., Ltd.
SKU: 836260275

Jiangsu, ChinaSuzhou Walter Flow Control Equipment Co., Ltd.

US$109.00

2 Pieces

Sample price:US$69.00/piece.Request sample

Product profile

Customization

Available

Material

Cast Iron

Connection Form

Flange

Model NO.

NSCV

Structure

Elevated

Pressure

Low Pressure

Function

Nrvr Silence, Nrvz Silence, Nrvg Silence

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

DIN

Application

Industrial Usage, Water Industrial Usage

Body

Ductile Iron or Ss

Spring

SS304

Stem

Ss420

Seat

SS304

Washer

PTFE

Disc

D.I + EPDM

Pressure Rate

Pn10/16/25

Coating

Epoxy Coated to 300 Microns

Transport Package

Bubble Bags & Plywood Case

Specification

DN50-600

Trademark

WALTER / No Brand

Origin

Suzhou, Jiangsu

HS Code

8481300000

Production Capacity

1000 Sets Per Month

Key features

Advanced Dynamic Design: Single body with diffuser provides streamline flow and minimizes head loss to 0.016Bar at 2M/sec.

Non-Slamming Operation: Hydrodynamic design ensures non-slamming and water hammerless performance for silent operation.

Fast Closing Speed: Disc positively closes before reverse flow, maximizing closing speed up to 0.2 seconds.

Durable Bearing System: Brass or reinforced bearings reduce wearing problems during long-term operation.

Protected Spring Mechanism: Stainless steel spring is hidden in the diffuser under protection while the valve is in operation.

Comprehensive Standards: Complies with BS EN 1074-3, BS EN 12334, BS 5163, EN 558-1, ISO 5752, and EN 1092-2.

Customizable Components: Body, spring, stem, seat, washer, disc, pressure rate, and coating are fully customizable.

Company profile

Suzhou Walter Flow Control Equipment Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2017-05-16Nearest Port: SHANGHAIAverage Response Time: ≤6.89hTerms 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?

It is designed with BS EN 1074-3, BS EN 12334, or BS 5163 standards. It also complies with EN 558-1, ISO 5752, and EN 1092-2 for flange dimensions.

Q:How does the valve minimize head loss?

The advanced dynamic design of a single body with a diffuser provides streamline flow, minimizing head loss to 0.016Bar upon a 2M/sec flow rate.

Q:Is the valve silent and free from water hammer?

Yes, the hydrodynamic design ensures non-slamming and water hammerless operation, providing silence during use.

Q:What is the closing speed of the disc?

The disc will positively close before reverse flow occurs, maximizing the closing speed up to 0.2 seconds.

Q:What materials are used for the internal components?

The valve features brass or reinforced bearings, a stainless steel spring hidden in the diffuser, and components like the disc and seat designed for durability.