防盗：顶部尖头有阻吓和放攀爬的效果。
Anti theft: the top tip has the effect of deterring and letting you climb.
防腐：热镀锌管冲压各种规格的孔，作为和立柱和竖管的链接处。然后表面进行磷化和静电喷涂处理。热镀锌管+磷化+静电喷涂。多层保护，使用年限长达15年以上。
Anticorrosion: the hot-dip galvanized pipe is punched with holes of various specifications as the link with the column and vertical pipe. Then the surface is treated with phosphating and electrostatic spraying. Hot dip galvanized pipe + phosphating + electrostatic spraying. Multi layer protection, with a service life of more than 15 years.
环保：方管组装护栏可重复利用。表面掉色可以重新喷漆处理，即可恢复如初。
Environmental protection: square tube assembled guardrail can be reused. The surface discoloration can be repainted and restored as before.
美观：无需保养，雨水冲刷即可光亮如新。
Beautiful: without maintenance, it can be as bright as new after being washed by rain.
防盗：组装式连接，工字卡方式竖管从横梁上滑落或被破坏。立柱和横梁通过u型卡以及不锈钢防盗螺栓连接。整体组成一个防盗系统。既可以发挥防盗的作用，自身也有防盗系统，将隔离和防盗进行到底。
Anti theft: assembled connection, i-card way, the riser slides or is damaged from the beam. The column and beam are connected by U-shaped card an**inless steel anti-theft bolt. The whole constitutes an anti-theft system. It can not only play the role of anti-theft, but also have its own anti-theft system to carry out isolation and anti-theft to the end.
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