廣州基坑護欄 佛山定做沖孔施工圍擋 圓孔圍擋板實體廠
Guangzhou foundation pit guardrail Foshan custom punching construction fence round hole fence solid factory
汕尾鍍鋅圓孔圍欄圍擋定制 珠海工地沖孔護欄 基坑護欄現貨
Shanwei galvanized round hole fence fence fence customized punching fence foundation pit fence in Zhuhai construction site
金屬板需要經過 沖孔 開角 折彎 噴涂成型后 使用巨型剛或方管立柱安裝固定。
The metal plate needs to be punched, angled, bent and spray formed, and then installed and fixed with giant rigid or square tube column.
穿孔板圍擋適合各類工程項目。
Perforated plate enclosure is suitable for all kinds of engineering projects.
穿孔板孔徑不得超過20MM，孔徑不得過密。
The hole diameter of perforated plate shall not exceed 20 mm, and the hole diameter shall not be too tight.
