Generally, the three most important steps in a sheet metal factory are cutting, punching / cutting, and folding.

Sheet metal is also sometimes used as a trigger. The word comes from English sheet metal. Generally, some metal sheets are plastically deformed by hand or die stamping to form the desired shape and size, and can be further welded or a small amount of machinery. Machining to form more complex parts, such as chimneys, iron stoves, and car shells that are commonly used in homes are sheet metal.

Sheet metal processing is called sheet metal processing. For example, the use of sheet metal to make chimneys, iron drums, fuel tanks, oil tanks, ventilation ducts, elbows, rounded places, funnel shapes, etc. The main processes are cutting, bending buckles, bending forming, welding, riveting, etc. Certain geometric knowledge.

Sheet metal parts are sheet metal hardware, that is, parts that can be processed by stamping, bending, stretching and other means.A general definition is −

Parts with constant thickness during processing. Corresponding are castings, forgings, machining parts, etc. For example, the iron shell on the outside of the car is sheet metal, and some cabinets made of stainless steel are also sheet metal.