Do your products meet market standards?

Our products are designed according to market standards with standard dimensions, occupying no extra space, and can be replaced with first-line brands.

Do you test all goods before delivery?

100% passed pressure and helium leak detection tests.

Do you have a patent for your invention?

Yes, we have more than 40 patents, including 16 national patents.

Which standard material does Wofly choose?

Valve body: SEMI standard 316L rod, 316L VAR and 316L VIM-VAR are optional. Diaphragm strip: Hastelloy and nickel-cobalt alloy imported from the United States or Europe. Valve seat: PCTFE, PFA.

How to manage and control produce process?

Wofly strictly obeys ISO9001-2015 quality management system. The ultrasonic cleaning, welding, assembly, testing and packaging of the valve are completed in the clean workshop. Each process is monitored, tested and recorded by the quality Department specialist to ensure the reliability of each process index.

Can after-sales service and technical consultation be provided in time?

Technical services are available 24H/D. Our technical team can provide technical services for pre-sale, after-sale, installation and research and development of new products.

Prevent Fluid Backflow O-Ring Seal Spring Loaded Check Valve 3000psi

Name: Prevent Fluid Backflow O-Ring Seal Spring Loaded Check Valve 3000psi
Brand: Hunan Wofly Technology Co., Limited
SKU: 2089601772

Hunan, ChinaHunan Wofly Technology Co., Limited

US$22.00

1-399 Pieces

US$14.00

400+ Pieces

Product profile

Customization

Available

Media

Gas

Temperature

Ordinary Temperature

Model NO.

CV200

Material

Stainless Steel

Connection Form

Thread

Structure

Spring Loaded

Pressure

High Pressure

Function

Prevent Fluid Backflow

Sealing Form

O-Ring Seal

Flow Direction

One Way

Standard

ANSI

Application

Industrial Usage, Water Industrial Usage

Product Name

Check Valve

Max.Working Pressure

3000psi(206bar)

Opening Pressure

10psi

Application Media

Water,Gas

Surface Roughness

Ep-Grade Ra0.13um,Ba-Grade Ra0.25um

Power

Hydraulic

Warranty

1 Year

Customized Surpport

OEM,ODM

Body Material

SS316L

Sealing Material

FKM

Port Type Options

M NPT/F NPT/Ferrules/VCR/BSPP/BSPT

Clean Process

Ep-Grade

Port Type

Male NPT Thread X Male NPT Thread

Transport Package

Carton Box

Specification

Port sizes: 1/8", 1/4", 1/2", 3/8", 3/4"

Trademark

AFKLOK

Origin

China

HS Code

8481300000

Production Capacity

40000pieces Per Year

Key features

High Pressure Capability: Engineered to withstand up to 3000 psi (206 bar) for heavy-duty industrial applications.

Durable 316L Stainless Steel: Crafted from top-grade 316/316L stainless steel with superior corrosion resistance.

OEM and ODM Support: Offers personalized designs, material selections, and sizes to meet specific needs.

Adjustable Opening Pressure: Springs available with fixed opening pressures ranging from 1 to 25 psig.

Multiple End Connections: Supports VCR, compression fitting, and various NPT/BSPP/BSPT configurations.

Cleanroom Assembly: Assembled in Class 100 and 1000 cleanrooms with helium seal testing.

One-Year Warranty: Comprehensive 1-year warranty covering mechanical defects for peace of mind.

24/7 Technical Support: Dedicated team available round-the-clock for pre-sale, installation, and after-sales.

Company profile

Cooperated with Fortune 500Patents AwardedR&D CapabilitiesStandardized quality control

Hunan Wofly Technology Co., Limited

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Shenzhen Port,Guangzhou Port,Chenzhou PortAverage Response Time: ≤3.68h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 47 employees and offers valves, fittings, pressure regulators, and related industrial products. It reports manufacturing-related capabilities supported by CNC and vision-measuring equipment, valid contracts with associated subcontractors, inventory capability, and documented inspection and service procedures. The supplier provides broad customization and ODM services, has introduced new products within the past year, and provides OEM services for recognized brands. However, no certification information, customer case details, or explicit after-sales service scope is provided. Financial information is identified only by years, without substantive financial metrics, so financial credibility cannot be assessed. The supplier has no overseas warehouse or showroom and no available SDK.

After-Sales capabilityThe supplier has written procedures and records for service assessment, corrective and preventive actions, and customer complaint handling, indicating a documented service-management process. However, no specific after-sales services, response standards, or support coverage are stated.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and conducts research and development in emerging energy, Internet of Things, valve, and automatic-control technologies. It has no available SDK, which limits evidence of software-development integration capability but does not negate the stated product R&D capability.

Production capacityProduction capability is supported by CNC and vision-measuring equipment, uniformly followed finished-product inspection instructions, valid manufacturing contracts with associated subcontractors, and inventory capability. The supplier also reports 47 employees, but overall production capacity and output volume are not stated.

Customization capabilityThe supplier explicitly supports customization from samples and designs, minor and full customization, and flexible customization. It also reports ODM services and OEM services for recognized brands, providing strong direct evidence of customization capability.