The SZ11-40000/110 power transformer produced by Shanghai Nanqiao Transformer Co., Ltd. successfully passed the short-circuit withstand capability test conducted by the National Transformer Quality Supervision and Inspection Center on 2007-4-19. Its successful test marks that .......
The United States Nibo Ke is the United States the largest rated pressure ductile iron valve manufacturer. The NIBCO multi-turn valve is ideally suited for many applications: where cast iron or cast steel valves can be installed in industries such as hydrocarbons, chemicals, ships, fire protect.......
In the early morning of the winter of 2006, Shenyang transporter Liu Zheng was about to get out of the car and discovered that a small part of the HOWO chassis he had purchased needed to be replaced.
To be in the past, like the old Liu this kind of vehicle that has passed the thr.......
Recently, the New Technology Research Institute of Anhui Forklift Group, one of the top ten forklift trucks in the world, successfully developed a 4.5t hydraulic belt pump transmission box, which fully borrows and absorbs the company's large-tonnage forklift hydraulic tran.......
1, the characteristics of rotary valves The valve is usually divided into straight-line program and rotary two categories. Straight-stroke valves allow or shut off the flow of fluid through a rectilinear moving part such as a ram. Straight travel valves are globe valves, gate valves, diaphragm .......
In the drill pipe production line of Baosteel Pipe Branch, which is composed of almost all imported equipment with high price, one of the domestically produced equipments is particularly eye-catching. This is the first 125-ton automatic friction welding developed by Changchun .......
Rotary vane vacuum pump (referred to as rotary vane pump) is a kind of oil-sealed mechanical vacuum pump. The working pressure range of 101325 ~ 1.33 × 10-2 (Pa) belongs to the low vacuum pump. It can be used alone or as a foreline pump for other high-vacuum or ultra-high vacuum pumps. .......
In recent years, the development of high-quality rapeseed in China has seen a rapid development. However, the slow development in the lower reaches of the Yangtze River is mainly due to the fact that the yield level and disease resistance of the varieties are not suitable for the.......
Recently, the Second Ermen Oilfield in Henan Oilfield metering station plug metering station for technological success.
In the past, the oil metering station polymer plunger plunger all the metal material, due to the injection of polymer-linked polymer corrosive, easy to cause the p.......
Shandong Hualu Hengsheng Chemical Fertilizer Improvement Project not only built the first set of domestically-made devices, but also explored five successful experiences in the domesticization of major technical equipment under the conditions of market economy.
First, major technology.......
First, major technology.......