about Spiral staircase The modern steel structure is combined with the traditional wooden staircase structure, and the mixed form is adopted. Steel structure is used for stairs with heavy stress, while wood structure is used for outsourcing, combining the advantages of traditional architectural style and durability scientifically.

The surface treatment process of steel stairs is diverse, which can be fully automatic electrostatic powder spraying (i.e. plastic spraying), or fully galvanized or fully baked, with beautiful appearance and durability. It is suitable for indoor or outdoor use in most occasions. It can reflect the art of modern steel structure architecture.

Hebei staircase manufacturer Explain the advantages of spiral stairs

When purchasing, we should first look at the structure of the keel, and then look at the steel pipe thickness and the processing technology of the steel keel. Generally, the steel pipe wall thickness selected by large stair manufacturers is 4mm, and the keel is fine and smooth in processing, without spots and welding gaps. The main pipe is treated as shrink, and the surface is treated as imported plastic powder spray.

The gradient of stairs should not be too large. This is not only for the elderly and children, but also for an ordinary adult. The width of the handrail of the stairs should be large or small, and the possibility of the child chuck should be considered, either the child's head cannot enter or can pass through freely.

The spiral staircase is mainly composed of steel and wood. Generally, the wall thickness of steel pipe used by large staircase manufacturers is 4mm, and the keel processing is exquisite, the surface treatment is smooth, without pitting and welding seams. The main pipe is necked, and the surface treatment is imported plastic powder spraying.