... 3-10mm width:0.5-2.5m steel grating shelves ISO 9001:2008 with 10 years factory Material: Mild ( ... penetration of light, easily to be cleaned, beautiful in appearance. Application:Widely used in electricity, petrochemical, chemical industry, metallurgy, machines, ... , beautiful and durable characteristics. Now it is widely used in the engineering of industrial platforms, walkways, docks, drains cover ...