steel structure workshop (1)Light weight and neat. (2)Quick construction speed. (3)Earthquake proof. steel structure workshopMaterialSteel frames:Q235 Q345, etc ... and wall panels:color steel plate,many size single steel sheet,EPS sandwich plate,rock wool sandwich plate,polyurethane sandwich plate of 50mm ... .Bracing:X or V or other type bracing is made of angle,round pipe etc.Crane:crane span,crane lift ...