... Scaffolding Frame System 1. Material: Q195, Q215, Q235, Q345, etc 2. Surface Treatment: Electro galvanized, hot dipped galvanized, painting, etc3. Convenient to ... ,special variety of athletic frames,large scoreboard,large TV screen frame,light shelves,etc. (8)using for shipbuilding industry,military,civil ... (apply to regular customer or customer with nice reputation. Scaffolding Frame System