Tips - Valve Performance

Sealing performance Valve sealing performance refers to the sealing of the valve to prevent leakage of the ability of the media, it is the valve of the most important technical performance indicators. There are three parts of the valve seal: opening and closing parts and valve seat seal between

British net element in the heat pump application

In nature, water always flows from high to low, the heat is always transferred from high temperature to low temperature. But people can use water pumps to raise the water from low to high, thus enabling water to flow from low to high. So, is there a kind of "pump" that

Whose "ambush" is in China's auto industry?


From January to May of 2004, the sales volume of domestically-made cars in China was 2,117,800, which was a year-on-year increase of 28%, which was a drop in sales from 32% in the same period last year. A closer look at the sub-sectors reveals that the growth rate of passenger cars has dr

Pipeline shielded pump technical checks

With the improvement of people's living standard and energy consumption, energy power system has drawn more and more attention. The large-capacity HVAC drainage and drainage equipment has been widely used in living facilities and recognized by the market. Pipeline electric p

Parts Made in China: Market Waves


Daimler-Chrysler (hereinafter referred to as Dai-ke) has been working in Jiangsu and Zhejiang provinces for months in order to cooperate in finding suitable parts and components companies in China.

According to a person familiar with the matter, Dai-ke could not disclose his identity