steel structure workshop industrial steel structure warehouse
GB standard; Q235 Q235B Q345,
Surface treatment:Galvainzed ;
Column and purlin:: C section and Z section;
Bracing: X-type, V- type or other types bracing made from round, angle pipes
Roof and wall sheet: Corrugated colour steel sheet,sandwich panel
Bolt: High strength bolt, Normal bolt, Foundation bolt
Door and windows material: Double sliding door,PVC or Aluminium window