1.按焊接方式，可分为：压焊型、相嵌型、穿锁型和穿焊型。
1. According to the welding mode, it can be divided into pressure welding type, phase-embedded type, through-lock type and through-welding type.
2按按其负载扁钢侧表面的形状，可分为：平面型、齿型和“工”字型等。
2. According to the shape of the side surface of the load flat steel, it can be divided into plane type, tooth type and "I" type.
3.按其用途可分为：一般用途钢格栅板和专门用途的钢格栅板如：地沟盖板、踏步板等等。
3. According to its use, it can be divided into general purpose steel grille and special purpose steel grille, such as trench cover plate, pedal plate and so on.
4.钢格栅板按材料分为：不锈钢钢格栅板和碳钢钢格栅板。
4. Steel grids are divided into stainless steel grids and carbon steel grids according to materials.