... m -5 m, inside diameter 300-2000mm of concrete and reinforced concrete pipeHanging roller cement pipe machine: It used the ... m -5 m, inside diameter 300-2000mm of concrete and reinforced concrete pipe, pipe interface is divided into level I, ... ), concrete mixer, concrete feeder, pipe making machine, pipe moulds, eot crane,boiler system(if necessary), computer controlling desk,steel reinforcement cage ...