About beautiful sheet metal chassis

Methods to improve the appearance of sheet metal chassis:

The size of the metal plate chassis shall meet the requirements, and the error shall not be too large.
The identification of sheet metal chassis shall be complete, clear, durable and reliable, and the identification serial number is indispensable.
Each panel of the sheet metal chassis shall be flat without distortion and deformation, and the openings on the cabinet door shall be uniform and tidy.
The column of the sheet metal cabinet shall not be twisted. The parallelism between the connecting lines at both ends of each column and the upper and lower enclosure and the adjacent plane of the enclosure shall be less than 0.5mm.
The coating on the surface of the sheet metal chassis must be uniform without sagging and bottom exposure. Welding processing of large frame is a processing method to combine Weldments by heating, pressurizing, or both. According to the different states of metals in the welding process, the welding methods can be divided into three categories: fusion welding, pressure welding and brazing, among which arc welding in fusion welding is widely used.