Corrugated sheet is also called prof- ied sheet, which is made of color coated steel sheet, galvanized sheet and other metal sheets by rolling and cold bending into various wave pro- filed sheets.
It has the chatacteristics of light whight, high strength, rich color, con- venient construction, earthquake re- sistence, fire prevention, rain proof, long service life, maintainance free, etc.
It is applicable to the roof, wall and internal and external wall decoration of industrial and civil buildings, ware- houses, special buildings and long- span steel structure houses.