Structure, performance, installation method of Expansion Joint

GQF-C Type、GQF-Z Type、GQF-L Type、GQF-F Type、GQF-MXL Type Modular bridge expansion device is Adopted Shaped steel bridge expansion designed the overall shape of hot-rolled. GQF-C Type、GQF-Z Type、GQF-L Type expansion joint used in Bridge joints of 80mm amount of stretching, GQF-MXL Type expansion joint is made of Side beams, Mid-beams, beams and linkage that used in Large and medium span bridges of 80mm -1200mm amount of stretching.

Retractable telescopic device[ Volume 0-80mm typical structure layout] 
GQF-C Type、GQF-Z Type、GQF-L Type  expansion joint is made of two side beams (C Type、Z Type、F Type 、L Type) and the rubber sealing strip composition. Its structure is simple, easy to install, suitable for stretching the amount of 0-80mm bridge.