The 9th China Environment Expo was held in Guangzhou from September 17 to 19 at Area B of the China Import and Export Fair Complex. As Asia’s flagship exhibition for environmental governance,...
Gate valve is a kind of valve to control the fluid, it is widely used in the industry. The gate valve controls the flow of fluid by controlling the opening and closing of the valve. Gate valve acco...
I. Overview of Butterfly Valves
The butterfly valve is a valve with a simple structure that regulates and cuts off the flow path. Its key component is a disc-shaped butterfly disc, which is install...
Valve is the most common equipment in chemical enterprises. It seems easy to install valves, but if not following the relevant technology, it will cause safety accidents. Today I would like to shar...
1. Green Energy Worldwide
According to the International Energy Agency (IEA), commercial volume production of clean energy will triple by 2030. The fastest-growing clean energy sources are wind and...
1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...