广州基坑护栏 佛山定做冲孔施工围挡 圆孔围挡板实体厂
Guangzhou foundation pit guardrail Foshan custom punching construction fence round hole fence solid factory
汕尾镀锌圆孔围栏围挡定制 珠海工地冲孔护栏 基坑护栏现货
Shanwei galvanized round hole fence fence fence customized punching fence foundation pit fence in Zhuhai construction site
金属板需要经过 冲孔 开角 折弯 喷涂成型后 使用巨型刚或方管立柱安装固定。
The metal plate needs to be punched, angled, bent and spray formed, and then installed and fixed with giant rigid or square tube column.
穿孔板围挡适合各类工程项目。
Perforated plate enclosure is suitable for all kinds of engineering projects.
穿孔板孔径不得超过20MM,孔径不得过密。
The hole diameter of perforated plate shall not exceed 20 mm, and the hole diameter shall not be too tight.