... good appearance 4.high tensile strength SpecificationsDouble-ring wire mesh fence 1.Material:iron 2.Wire diameter:2. ... and the annex. Surface Treatment: Electro-galvanizing, hot galvanized, plastic spraying. Colour Option: Green,blue,white ... . Characteristic: High strength, good rigidity, good appearance, easy installation. Application: Applicable to highway, railway, airport, factory, workshop, ...