Did you test all goods before delivery?

100% passed pressure and helium leak detection tests.

Which standard material Wofly choose?

Material : 1. valve body:SEMI standard 316L rod, 316L VAR and 316L VIM-VAR are optional. 2. diaphragm strip:Hastelloy and nickel-cobalt alloy imported from the United States or Europe . 3. valve seat:PCTFE, PFA.

How to manage and control produce process?

1. Wofly strictly obeys ISO9001-2015 quality management system. 2.The ultrasonic cleaning, welding, assembly, testing and packaging of the valve are completed in the clean workshop. 3.Each process is monitored, tested and recorded by the quality Department specialist to ensure the reliability of each process index.

Do we support customization?

Yes, we support customization, but customized products take longer to process than regular in-stock products, usually about a month. However, you can discuss the specific time with us.

Piston Pressure-Reducing Valves Are Suitable for Nitrogen Applications and Pharmaceutical Laboratories.

Name: Piston Pressure-Reducing Valves Are Suitable for Nitrogen Applications and Pharmaceutical Laboratories.
Brand: Hunan Wofly Technology Co., Limited
SKU: 2127395002

Hunan, ChinaHunan Wofly Technology Co., Limited

US$136.00

1-99 Pieces

US$125.00

100+ Pieces

Sample price:US$136.00/piece.Request sample

Product profile

Customization

Available

Media

Gas

Certification

CCC, RoHS, ISO, CE

Model NO.

WR21

Temperature

Ordinary Temperature

Connection

Thread

Valve Seat

Single-Seat

Structure

Piston

Material

Stainless Steel

Applies to

Manufacturing Industry, Energy Industry

Suitable Gas 1

Oxygen, Nitrogen, Argon

Suitable Gas 2

CO2, N2o, Ethane,Nitrogen

Customized Support

OEM, ODM

Thread Size

Inlet 1/4 NPT ,Outlet 1/4 NPT

Maximum Inlet Pressure

4500 or 6000 Psig

Outlet Pressure Range

0~1500,0~3000 Psig

Working Temperature

-26℃~+74℃(-15℉~+165℉)

Leakage Rate

No Visible Bubbles Inside or Outside

Internal Components Material

Valve Seat:PCTFE,PEE

Piston Material

Aluminum Alloy

Filter Element

316L

O-Ring

FKM

Warranty

1 Years

Delivery Time

Delivery According to The Customer's Requested

Transport Package

Standard Cardboard Box Packaging

Specification

20.00cm * 15.00cm * 15.00cm

Trademark

AFKLOK

Origin

Hunan Province, China

Production Capacity

500000pieces Per Year

Key features

High Sensitivity Diaphragm: Corrugated diaphragm design ensures excellent sensitivity and longevity for precise pressure control.

Corrosive Gas Compatibility: Suitable for use with corrosive and toxic gases including Oxygen, Nitrogen, Argon, and CO2.

Precision Filtration System: Features a 20um 316L filter element installed at the inlet to ensure gas purity.

Comprehensive Certifications: Certified with CCC, RoHS, ISO, and CE standards for global safety and compliance.

Flexible Customization Support: Offers OEM and ODM services with full customization options from samples or designs.

Rigorous Quality Testing: 100% of products undergo pressure and helium leak detection tests before delivery.

Clean Process Compliance: Manufactured in clean workshops following AST G93 Class C cleaning requirements.

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: ≤1.49h

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.

Product Q&A

Q:What is your payment method?

T/T, Western Union, Paypal, credit card and trade assurance on Made in China.

Q:Can you accept sample order and what is your MOQ?

All products are in stock, MOQ is 1 pcs, Generally according to the requirements of customers, no matter how many we can accept.

Q:What is your warranty?

1 year warranty.

Q:Can after-sales service and technical consultation respond 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.

Q:What is your delivery time?

1~2 weeks.