Material:Q235B,Q345B Finish: Hot dip/ cold galvanized, Spray painting,Power coated. Dimension: ... design. Grid structureMaterial:Q235B,Q345BDimension: Various type, diversity designFinish: Hot dip galvanized,Spray painting,Power coated. Advantage:*Easy to install ... time.*Recognized quality with competitive price. This kind of Steel structure is widely used in warehouse,workshop,garage,industrial ...