The Lantern Festival, also known as the Shangyuan Festival, the Little New Year’s Month, the New Year’s Day or the Lantern Festival, is held on the fifteenth day of the first lunar mont...
When selecting the correct type of butterfly valve for your industrial application, it is important to consider the specific requirements of the system. Two common butterfly valve types that are wi...
The initial stage of the valve industry (1949-1959)
01Organize to serve the recovery of the national economy
The period from 1949 to 1952 was the period of my country’s national economic reco...
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...
Ball valve is a common fluid control equipment, is widely used in petroleum, chemical, water treatment, food and other industries. This paper will introduce the structure, working principle, classi...
As we all know, live streaming has become very popular recently. This is a trend no business should ignore – certainly not TWS Group. TWS Group, also known as Tianjin Tanggu Water Seal Valve...