The China (Guangxi)–ASEAN International Expo on Construction Materials and Machinery opened at the Nanning International Convention and Exhibition Center. Government officials and industry represen...
What is corrosion of butterfly valves?
Corrosion of butterfly valves is usually understood as the damage of the metal material of the valve under the action of chemical or electrochemical environme...
Valve is the most common equipment in chemical enterprises, seemingly easy to install valves, but if not in accordance with the relevant technology, it will cause safety accidents……
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Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
1. What is casting
The liquid metal is poured into a mold cavity with a shape suitable for the part, and after it solidifies, a part product with a certain shape, size and surface quality is obtain...
Preparation before operation
Before operating the valve, you should read the operating instructions carefully. Before operation, you must be clear about the flow direction of the gas, you should ...