... variousSurface treatment:Electro-galvanizing, hot galvanized, plastic spraying.Application:Applicable to highway, railway, airport, factory, workshop, residential area, ports, municipal flower ... volume using.5.corrosion-resistant, durable, weather-resistantWe can also customize to your requirements.Residential Fence Grade (G60 Galvanized Steel)Rail: 16mmx16mmx1 ...