High speed railway and rail transit

At present, there are three kinds of processing methods for the surface treatment of high speed rail, such as anodic oxidation, electrophoretic coating and powder coating. And his application also contains aluminum frame, doors and windows, balcony, corridor, wall panels and other high corrosion resistant high iron forging. The rail transportation is very high, due to the special requirements of environmental change and environmental pollution. So, the surface treatment of the field can be used to meet the requirements of the railway.