... types, tradtional twist barbed wire is more security.Traditional twist barbed wire materials: low carbon steel wire, PVC coated wire, zinc coated wire, iron wire.Uses and applications ... -318-7020350 Mobile:86-15233295552ADD:NO 3-11,F District,Wire Mesh World,Anping,Hebei,China Traditional Twist Barbed Wire ( galvanized,plastic coated)