... safety,easy to clean 3)Easy to install Stainless Bar Steel Grating ISO9001:2008 Galvanized Steel GalvanizedProduct IntroductionSteel ... galvanizing, can rise to prevent oxidation. Also can use stainless steel. The steel case board with ventilation, lighting, ... performance, etc.galvanized steel gratingApplication Specification Load Bearing Flat Bar sizeThickness≥3mm, depth ≥19mm19X3,19X5,20X3, 20X5, 25X3 ...