陽江熱鍍鋅欄桿批發(fā) 組裝式平臺欄桿 河源碳鋼空心球

Yangjiang hot dip galvanized rail wholesale assembled platform rail Heyuan carbon steel hollow ball

如果是雙桿，水平欄桿的扶手的最小高度為1100mm；

In the case of double poles, the minimum height of the handrail of the horizontal railing is 1100mm;

樓梯斜欄桿：扶手的垂直高度最小為900mm;如果是三桿，欄桿高度通常為1200mm;單桿或三桿以上的按設(shè)計

The minimum vertical height of the handrail is 900mm; In case of three poles, the height of railing is usually 1200mm; Single rod or more than three rods according to the design

廣州球接欄桿球價格 汕尾鍍鋅鋼管欄桿 單孔球 通孔球

Guangzhou ball joint rail ball price Shanwei galvanized steel pipe rail single hole ball through hole ball