Precautions and classification for the use of iron fence
Iron fences are divided into: lawn iron fences, bar iron fences, community iron fences, road iron fences, balcony iron fences, and shore iron fences. Its main purpose is to decorate the green areas of the house, garden paths, and city avenues, with bright white and bright visual effects, making the home, the city, and the locality of our lives more beautiful and more beautiful.
When constructing a wrought iron fence post, the construction unit should master various equipment drawings, especially the orientation of various pipelines buried in the roadbed, and no damage to underground equipment is allowed during the construction process. It is required that when the column of the fence cannot be driven too deep, the column shall not be pulled out to correct it, and its foundation shall be tamped (ben) before being driven in, or the position of the column shall be adjusted. Pay attention to controlling the hammering force when approaching the depth during construction.
We know that the iron fence is made of polyvinyl chloride, and a certain amount of stabilizers, impact modifiers, colorants, fillers, anti-ultraviolet and other additives must be added. The materials are extruded at high temperature and then cut. The door frame, door leaf, window frame, window sash are made by opening and welding, and then equipped with rubber and plastic sealing strips, wool strips, hardware and other accessories to make doors and windows. In order to increase the strength and rigidity of doors and windows, steel lining is required in the cavity of the profile that exceeds a certain length.