... . Many types 2. Electro galvanized Scaffolding Frame System 1. Material: Q195, Q215, Q235, Q345, etc 2. Surface ... )using for provisional bleacher and stand. (6)using for lager-scale quipment pipe(tank)installation and maintenance industry,power generation,iron ... ,special variety of athletic frames,large scoreboard,large TV screen frame,light shelves,etc. (8)using for shipbuilding industry,military,civil ...