The gate valve is one of the commonly used shut-off valves. It is mainly used to turn on or off the medium in the pipeline. It is not suitable for regulating the flow of the medium. The gate valve is suitable for a wide range of pressure, temperature and caliber, especially for med
Fixed air volume valve, is a mechanical self-force device, suitable for fixed air volume ventilation and air conditioning systems. Air Volume Control Air flow control does not require additional power, it relies on air flow within the duct to position the control valve to maintain airflow at a pr
Recently, the Office of the Leading Group of the Special Action for Rectifying and Regulating the Pharmaceutical Market Order in Shangyu City, Zhejiang Province, organized a joint special inspection on 29 pharmaceutical intermediate production enterprises in the city. This special inspection adopt
Sensor technology is the cutting-edge technology of modern science and technology. The sensor industry is also recognized as a promising high-tech industry at home and abroad. It is characterized by its high technological content, good economic returns, strong penetration capabilities, and broad ma
There is finally a way to solve the white pollution of farmland. The history of relying on manual removal of soil residual film in the city for more than 20 years will also come to an end. Yesterday, the Municipal Agricultural Machinery Research Institute and the Ninghe County Agri
On November 27th, the 13th technical experience exchange meeting for small nitrogen fertilizers was held in Nanchang. The news from the China Nitrogen Fertilizer Industry Association stated that this meeting was the last one held in the name of small nitrogen fertilizer. Kong Xianglin, vice chairm
The 80,000-ton heavy-duty forging hydraulic press that fills the blank of China's large forging equipment has recently settled in Xi'an Yanliang National Aviation High-tech Industrial Base, which will play a major role in promoting the whole machine manufacturing industry o
Among the 10 industries that have been listed as “overcapacity†by the state, nine industries have already issued regulatory measures in succession, and the regulation and control programs of the automobile industry that are concerned about all sectors have not yet been introduced. A f
On May 18th, the German Bosch Group invested 60 million euros in the production of new auto parts factories in Changsha. This is Bosch Group's largest investment project in Central China. “Building a new factory in Changsha is a major step in Bosch’s strategic investment system i
From the second half of 2005, one of the loudest slogans shouted in Liuzhou, Guangxi, was "Creation in Liuzhou." It is understood that in the new "Eleventh Five-Year Plan" development plan, "Liuzhou Creation" has been listed as the top five development strategies by L
Metso Paper is currently retrofitting the No. 2 test paper machine at the Jyväskylä Rautpohja plant in Finland. Installation work began on June 17, 2006 and is expected to start up in September. This transformation will further strengthen the leading position of this OptiConc
After four years of research and testing, the company of Entro, California, has recently successfully developed plastic containers that can be heated independently. The self-heating plastic container heats the contents of the package to a suitable temperature within 5 minutes. It