Classification and performance GQF-C Shallow highway expansion joints bridge expansion joints, GQF-Z type, GQF-L type, GQF-F type belonging to the ordinary highway bridge expansion joint products, including GQF-MZL number of model type bridge expansion device is the use of hot-rolled shaped steel bridge expansion joint device integrally molded design, which GQF-C type, GQF-Z type, GQF-L type, GQF-F is suitable for stretching the amount of 80mm below the bridge joints, GQF-MZL telescopic device is a Modular bridge expansion device by the side beams, beams, beams and linked institutions of the composition, for stretching the amount of 80mm-1200mm of large and medium span bridges in the expansion joints in the transport, storage and Note matters installation, the user must pay attention. The company operating the bridge bearings, bridge expansion joints, 80 joints, 160 road and bridge expansion joints and other articles of bridge bearings factory Wei Xin Hengshui Rubber Co., Ltd. Address: Hebei Hengshui City Rubber City District 8 on the 21st landline: 0318-8889500 Phone: 18330869500 ??E-mail: 18330869500@163.com Website: www.xwxjgs.com