Weidouli Control Valves Have Sil Qualification.

Table of Content [Hide]

Weidouli LN series Control valves were verified by TUV which meet the SIL standard defined requirements of the safety levels according to IEC EN61508 and obtained related certification.

Weidouli Special Valves(WSV), China’s leading alloy valve manufacturer, specializes in industrial valve production, welcome to purchase our control valves.

References

Related News & Blog

From Farms to Factories: Manual Operated Valves in Agricultural Processes

Manual operated valves play a vital role in various industries, including agriculture. These valves enable farmers and factory workers to control the flow of fluids, gases, and other substances in agr...

The Green Choice: Super Duplex Valves for Sustainable Solutions

In an era where sustainability is a top priority across industries, the choice of materials and components plays a crucial role in reducing environmental impact. Super Duplex valves have emerged as a ...

Working Principle and Installation Methods of Check Valve

The working principle of check valveThe check valve is used in pipeline systems. Its main function is to prevent the backflow of the medium, prevent the pump and its driving motor from reversing, and ...

News

Company News Industry News Blog

WSV Manual Valve

Ball Valves Gate Valves Butterfly Valves Plug Valves Globe Valves Check Valves Discharge Valves Strainers Valve Accessories

TZNT Control Valve

Linear Motion Control Valves Rotary Motion Control Valves

Update news Back to Work | Galloping into a New Journey: WSV Valve Embarks on a Bold New Chapter

Feb 27 , 2026

Annual Meeting | Joining Forces for a Shared Future

Jan 13 , 2026

Guide to the Selection of Plug Type Valves

Nov 29 , 2025