When put next to flat surfaces, even smooth steel gratings, serrated gratings make staff or pedestrians safer. Even in rain or superior winds the serration delivers a foothold for shoes, and serrated steel grating is usually often known as anti-slip grating. Metode penyambungan itu dilakukan dengan tehnik welding disetiap titik https://www.indobajasurabaya.com/steelgrating-42807