金屬屋面是指采用金屬板材作為屋蓋材料，將結構層和防水層合二為一的屋蓋形式。是以具有自保性防腐能力、防水防火、環保、輕質、高強、耐久的鈦鋅、銅、鈦、鍍鋁鋅彩板等金屬薄板及鋁合金、不銹鋼薄板作為面材的建筑屋面系統。從大型公共建筑到廠房、庫房、住宅等均有使用。厚度一般為0.4-1.5毫米，板的表面一般進行涂裝處理。由于材質及涂層質量的不同，有的板壽命可達200年以上。屋面板為卷合密封式接合設計，可配合工地現場生產與設計長度相等的屋面板，安裝施工后屋面無接駁口，亦無任何螺釘外露，除保證工廠屋面外觀完整性，兼備特優防水、管線、抗雪功能。

　　Metalroofing is to point to use metalsheet as house cover material, will structure layer and waterprooflayercombine 2 as one house coverform.lt is a building roofing system with self-preservative anticorrosionability, waterproof and fireproof,environmental protection,light weight, high strength, durable titaniumzinc, copper, titanium, aluminized zinc colorplate and other metalsheets and aluminum alloy, stainlesssteelsheetas the surface material. From large public buildings to factories, warehouses, housing are used.The thickness is generally 0.4-1.5 mm,the surface of the plate is generally coated.Due to the materialandcoating quality of the different, some plate life can reach more than200years.The roofing board is designed for coiling and sealing joint, which can be used to produce the roofing board with the same lengthas the designed one on the site.Afterinstallation and construction,the roofing has no connection port andno screws exposed.ln addition to ensuring the appearance integrity of the factory roofing, it also hasthefunctions ofspecial waterproof,pipeline and snow resistance.