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

Monel Valves for Extreme Temperature Environments: A Reliable Solution

In industries where extreme temperature variations are part of daily operations, the choice of materials and components becomes a critical decision. Whether it's chemical manufacturing, aerospace,...

Petrochem Valve: An Important Role in the Oil Industry

Petrochem Valve is a critical equipment used in the oil and gas industry to control and regulate fluid flow. These valves play important roles in various stages of oil exploration, extraction, storage...

The Difference Between Single, Double and Triple Eccentric Butterfly Valves

(1) Single eccentric butterfly valvesIn order to solve the extrusion problem between the disc and the valve seat of the concentric butterfly valve, the single eccentric butterfly valve is produced. Di...

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 Guide to the Selection of Plug Type Valves

Nov 29 , 2025

Understanding Hand Ball Valves

Nov 25 , 2025

Application of the Sleeve Type Plug Valve in Engineering

Nov 21 , 2025