Today, freshwater is scarce and accounts for only 2.5% of all water resources worldwide. According to the United Nations (UN) projections, by 2025, a quarter of the world's population will suffer from freshwater shortages and about 2 billion people will not have access to drinking water. This forecast is particularly alarming for the Middle East, … Read more
Recently, with the joint efforts of all departments of the company, the DN450 titanium globe valve has been officially developed successfully! The success of this research and development marks that Weidouli has made another breakthrough in the research and development of large-caliber and high-pressure special material valves this year, and lays a better foundation for … Read more
It is important to understand the difference between the gate valve and the globe valve when you need to choose valves. They are both popular valve types and even look similar, but they are used in completely different places. Basic knowledge of the gate valve The gate valve can be used to start and stop … Read more
Table of Contents Ⅰ. Introduction of check valve Ⅱ. The installation position of the check valve Ⅰ. Introduction of check valve Check valve is an automatic valve. It relies on the pressure of the flowing medium in the pipeline to push the disc to close and open the valve. When the medium stops flowing, the … Read more
MIEL is in the elite group of primary steel producers with a world class integrated steel plate at Raigarh that has a production capacity of 1.5 MTPA to produce HR plates, rebars and structure profiles to cater to the rapidly growing infrastructure & construction industry. MIEL also has a minority stake in Monnet power company … Read more
Because the coil static characteristic is exponential, in order to achieve good control effect, the logarithmic curve regulating valve is usually used. Only by guaranteeing a certain degree of valve weight can the actual curve of the valve meet the requirements. Because the coil static characteristics are related to the temperature difference of water supply, … Read more
Fuzhou Water Company Fuzhou Water Company has six water plants in operation, with a total capacity of 1.32 million cubic meters of water per day, about 1 million cubic meters of water per day, 1423.32 kilometers of water supply pipe network and 150 square kilometers of water supply area. ZECO provides large-caliber flanged double offset … Read more
Table of Contents Brief Introduction of Hydraulic Balance System Misalignment of Variable Flow System Variable flow system Why is the hydraulic system balanced? Common problem Improve comfort Valve circulation capacity – Kv Brief Introduction of Hydraulic Balance System All heating and air conditioning systems should achieve two main objectives: 1. Provide the required comfort; 2. … Read more
Table of Contents Performance characteristics of bronze balancing valve Main characteristics of bronze balancing valve The regulation principle of bronze balancing valve: Performance characteristics of bronze balancing valve 1. Ideal regulation performance; 2. Excellent cut-off function; 3. Open state display with an accuracy of 1/10 circle; 4. The theoretical flow characteristic curve is equal percentage characteristic curve. 5. National … Read more
Float valve is a product of liquid level measurement and control. It is constructed from several main components such as valve body, piston, connecting rod and float, and uses the principle of leverage to make the valve open or block. In the simplest way, it is like a flush toilet at home, and the water … Read more