鑄鐵鑲銅閘門的門體一般采用面闆與加強肋的結構，面闆可做平面或拱形。門體一般整體鑄造和機加工，但尺寸較大的可采用分塊組成式。門體上一般采用整體式金屬止水，兼作支承滑塊，金屬止水用同材料制作的沉頭螺釘緊固在門體上，螺釘頭部與止水工作面一起精加工，一些尺寸較大的也可“P”形橡皮止水。 鑄鐵閘門有方形、圓形兩種。鑄鐵閘門一般由門葉和門框兩部分組成，門體和門框的材料為鑄鐵，一般整體鑄造、整體加工。The door body usually adopts the structure of the panel and reinforced rib, and the panel can be made flat or arched. The door body is generally cast and machined, but the larger size can be divided into blocks. In general, the door body adopts integral metal water stop, which is also used as supporting slider. The metal water stop is fastened on the door body with countersunk head screw made of the same material. The head of the screw is finished together with the water stop working face. Some larger size rubber water stop can also be "P" shaped. Cast iron gate has two kinds: square and round. Cast iron gate generally by the door blade and door frame two parts, door body and door frame material for cast iron, general whole casting, whole processing.