... material:Q195, Q235 shape: C/U profiled surface: galvanized light steel keel 1, Usage: Ceiling partion 2, Function: ... China8, Application: Ceiling partion Advantages and Fetures:1.Light,good strength,cauterization resistance and water resistance2.Matching magnesium fire ... requirements Other Products Available:38 light steel main channel,50 light steel main channel,60 light steel main channel,75 stud ...