The process is an exothermic reaction of the thermite composition that heats the metals and fuses them together. An external heat source ignites the thermite and starts the chemical reaction. This type of welding is commonly used to weld cracks in railways and make heavy, strong joints for large...
In addition, these roads were made of asphalt, there were expansion joints above the viaduct, and the slope of the tunnel pavement was large, while the slope of the expressway was small. Moreover, these sites are closed to passengers and non-motors to ensure high speed driving. Six test ...
The weight of each pipe was 1.2 tonnes. At the same time, the miscellaneous dead loads such as smaller pipes, cable tray, electrical lines, grating, and handrails were included in the model. A total inertia mass of 10.2 tonne (100 kN) at each pipe location were assumed and Appl. Sci....