... . Many types 2. Electro galvanized Scaffolding Frame System 1. Material: Q195, Q215, Q235, Q345, etc 2. ... galvanized, hot dipped galvanized, painting, etc3. Convenient to lift,assembly and transportation,it can be easily installed,raise working efficiency ... ,large TV screen frame,light shelves,etc. (8)using for shipbuilding industry,military,civil aircraft maintenance industry assembly. (9)using ...