With the rapid development of China's economy, the railway line are subjected to strong competition from highways, civil aviation's turnout, CDB fast, accurate high-speed or high-speed trains have been included in the agenda of the railway. 1994 revision released "main railway technology policy" in the turnout factory on China's railway traffic speed made the following different levels of the target. In economically developed coastal passenger traffic concentrated in the eastern corridor, the highest growth rate 250km / h and above the high-speed passenger dedicated line; quasi-high-speed lines maximum speed 160km / h. Passenger trains on busy Route maximum speed 140km / h, the maximum speed of freight trains 90km / h. Passenger trains on other lines gradually increased to a maximum speed of 80 ~ 100km / h. Under the base rail turnout area two wooden sleeper pillow and prestressed concrete turnout. Wooden sleeper section of 260mm × 160mm, length of 2.6 ~ 4.8m; prestressed concrete sleeper on a wide cross-section of 260mm, bottom width 300mm, height 220mm, length of 2.7 ~ 4.8m turnout manufacturer, Without stop shoulder, buried plastic sleeve top, bolted plate. Movable parts in turnout tow point conversion and snug checker site, using steel sleeper, various conversion equipment rods are placed in the steel sleeper. In addition to the tip rail, movable nose outside, either are set to 5mm thick rubber cushion between wood or concrete sleeper sleeper, rail parts and metal plate. Between the metal plate and wooden sleeper set 5rnm thick plastic liner, located between the concrete sleeper and 10mm thick rubber mat. Main line turnout, turnout Gansu, Yang Xin machinery provided by the Forest City Xin Yang Machinery Industrial Co., Ltd. Forest City Xin Yang Machinery Industry Co., Ltd. (www.lzxyjx.com) strong, credible, in Henan railway, subway equipment and other equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xin Yang Machinery and you hand into the brilliant, for a better future!