How does the valve protect the system?

It prevents siphon phenomena and reduces damage caused by water hammers, ensuring low vibration.

Plastic Back Pressure Release Valve

Name: Plastic Back Pressure Release Valve
Brand: ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD
SKU: 2055270682

Henan, ChinaZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD

US$100.00-300.00

100 Sets

Product profile

Customization

Available

Media

Water

Standard

Pn10,Pn16

Temperature

Low Temperature

Connection

Thread

Pressure

Adjustable

Closed

Semi-Closed

Structure

Spring

Material

Plastic

Body

UPVC,CPVC,PVDF,Pph

Ftf

According to Manufacture

Certificate of Origin

China Customs Authorization

Brand

Ourselves or OEM

Transport Package

Wooden

Specification

DN15~DN65

Trademark

FREE-VALVE

Origin

China

HS Code

8481809000

Production Capacity

200 Set/Month

Key features

Adjustable Pressure Range: Pressure can be set within 0-0.6 MPa range via adjusting screw.

System Protection: Reduces system damage from water hammers and ensures low vibration.

Constant Pressure Maintenance: Maintains stable pressure from pump outlet to valve for consistent flow.

Wide Material Selection: Available in UPVC, CPVC, PVDF, PPH, and RPP for various corrosive media.

OEM Branding Option: Supports OEM branding or use of manufacturer's own brand.

Versatile Connection Types: Offers Thread, Flange, and Union connection options for flexibility.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCustomization from DesignsOEM Services

ZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2016-11-14Nearest Port: SHANGHAI PORTAverage Response Time: ≤3.01hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CIF

AI-Powered supplier vetting

SummaryZHENGZHOU FREE FLUID CONTROL TECHNOLOGY CO., LTD is a limited company specializing in valves, with valid import/export licensing and substantial export reach. It offers OEM, ODM, and multiple forms of customization, while exporting to a broad set of global markets and holding seven years of export experience. However, the supplier has only two employees, no cooperative suppliers, no inventory, overseas warehouse, overseas showroom, overseas agents, or branches, and has not participated in offline trade shows. Service-management documentation is weak: approved-supplier records lack signatures or dates, and no written procedures or records were identified for corrective actions or complaint handling. The supplier does not provide 3D software design, has had no new products in the past year, and lacks an SDK. Financial information is only represented by reporting years, without performance values. An audit by TÜV Rheinland is recorded, but the audit result is listed as 0 and the report validity shown ended...

Supplier typeThe supplier is identified as a limited company with no larger-company affiliation, two employees, and valves as its primary product. It also holds a valid import/export license, indicating an independently operated trading and manufacturing entity with export authorization.

After-Sales capabilityThere are no written procedures or records for customer complaint handling or corrective and preventive actions. The supplier also lacks inventory, overseas warehouses, overseas showrooms, overseas agents, and branches, limiting documented and geographically supported after-sales infrastructure.

R&D capabilityThe supplier provides ODM services, but it does not provide 3D software design, reported no new products during the past year, and has no available SDK. These explicit limitations indicate weak evidence of current product-development and software-enabled innovation.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM and OEM services, demonstrating broad stated customization capability despite lacking 3D software design.