Turnout geometry: size derailleur including sharp curve track long, straight switch rail length, basic front-end rail length, basic rail backend long, sharp rail curve radius, tip rail tip angle, sharp angles and sharp rail track switching points with support from the rut. Frog sizes including toe distance, with a total length of distance and frog. There are also long before turnout, turnout after a long, full-length theory after turnout, turnout actual full-length, long straight line or curve interpolation guide guide curve radius. Turnout laying: turnout assembly. Sleeper and fastening plate installation. When assembling the turnout should be strictly separated using different parts of the fastener plate static stiffness, about to open, and the mounting direction. Confirm nail hole symmetry of the railway turnout suppliers, according to mark the position of the inner and outer shares placed after determining the right direction before bolted plate and sleeper. When the plate assembly, keep sleeper position and orientation unchanged. Symmetrical turnout railway railway accessories Hongsheng price _ _ Shanghai Railway Co. symmetry turnout by Linzhou Hongsheng railway accessories. Forest City Hongsheng Railway Parts Co., Ltd. (www.hstldc.com) Henan Anyang, railway, subway Equipment leader with over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Hongsheng railway accessories in leadership with the staff warmly welcome all inquiries negotiations to create Hongsheng railway accessories a better future.