First, according to the different forms, it can be divided into: internode railings and continuous railings. The internode railing is composed of a column, a handrail and a crossbar, and the handrail is supported on the column; A continuous railing has a continuous handrail, which consists of a handrail, a railing post and a base.
Second, according to the different materials, it can be divided into: wooden railings, stainless steel railings, cast iron railings, stone railings, cast stone railings, cement railings, and combined railings.
Third, according to the different heights, it can be divided into: low column, middle column, high column. Generally, the height of the low bar is 0.2-0.3 meters, the height of the middle bar is 0.8-0.9 meters, and the height of the high bar is 1.1-1.3 meters. The spacing of the railing columns is generally 0.5-2 meters.
Fourth, according to the different shapes, it can be divided into empty railings and solid railings. The drain railing is composed of upright poles and handrails, and some are equipped with rungs or ornaments. The solid railing is composed of railings and handrails, and there are also partial leaks.
