API Symbol Certification Specification Update, API Std 608 Metal Ball Valves - Flanges, Threads and Welding Ends, 6th Edition was published in January 2020.

Globe valves are designed to be low in and high out in order to reduce flow resistance and save effort in opening valves

Temperature of packing and gasket commonly used in valves

Material comparison of several commonly used rubber sealing rings for valves

Features and selection of various valve actuators

Nowadays, the valve market is mixed with each other. Illegal vendors make profits by counterfeiting and refurbishing valves

Coal, oil, natural gas and other fossil energy sources are the main energy consumption bodies in today's society.

Stainless steel valves have many industry advantages over traditional valves

The valves are indispensable for the conventional water production process in water plant, such as raw water intake

Why should the cut-off valve go low?

On March 4, 2020, the Standing Committee of the Political Bureau of the Central Committee held a meeting and proposed to increase investment in public health service

Leakage of valve body and bonnet: Causes: 1. Low casting quality of cast iron, defects of sand eyelet, loose structure and slag inclusion on valve body and bonnet body 2. Freezing cracking within days;

High performance rubber liner butterfly valve is a well-structured butterfly valve, which is especially suitable for regulating or switching the flow and pressure of various tap water...

Heat treatment technology is an important means to obtain good properties of various metal materials.In many practical applications, reasonable selection of materials and various forming processes can not meet the mechanical properties...

According to incomplete statistics, the number of enterprises lacking smelting workers, molding workers, engineers,quality control and management personnel in China's foundry industry is about 58%, 20%, 50%, 34%...