潮州小区沟盖板 汕尾热镀锌钢格栅价格 设备人行道钢格栅
Chaozhou District ditch cover
当钢格板通道经常有人通过或多人同时交叉通过时宽度应增加至1200mm
When the steel grating by at the same time, the width should be increased to 1200mm
遮阳箱 、梯踏板 、海洋作业船 、 料机走道
Sunshade box, ladder material machine aisle
钢格板是一种由承载扁钢与横杆按照一定的间距正交组合。
Steel grating is a kind of combination of
通过焊接或压锁加以固定的开敞板式钢构件。
steel members fixed by welding
压焊钢格栅板的横杆通常采用扭绞方钢(麻花钢)
Twisted square steel (Mahua steel) is usually used for cross bar of welded steel grating