Worlwide leader in crane rail fastening solution | Gantrex Aluminothermic welding, crane rail, crane rail clips, crane rail pad, rail clips, rail pad, rail welding, crane rail fastening system, rail installation, embedded rail, Gantrex, short rail, tiebacks, hydraulic buffer, hydraulic bumpers, pit track Gantrex is a global leader of crane and specialty tracks solutions. The company is installed in every economically developed country of the world and presents in a wide range of industries