... port city. 1. Item Name: Steel Grid/meshy/net/ structure for Fair 2. Steel Material: Q235B and Q345B3. Connection Type: bolted ... , PU, etc.)they have different thickness(50mm,75mm,100mm, 200mm), density, color, type, etc.b. Single color corrugated steel sheet( Steel ... of door and windowsF. We also have so many accessories, for example, steel bracket, bolts, self-drilling screw, rivet, inter and ...