C shaped steel 1.Aluminum plating zinc,galvanized parent metal 2.Good cohesion and mould ability... C Type steel channel bar Material: Q195Q235Q345 Size: 10-300*0.5-6.0mm Finished: Black, GalvanizedProfessional factory, manufacturer, exporter of C/Z type Steel, years of experience, tens of types, 15,000tons/year, ISO9000.... c shaped steel(factory)