Metallic pipes covered with orange paint. Background with perspective. Selective focus The engineering colourful spring on the white background. The progressive spare part component . Construction worker spraying paint to steel pipe to prevent the rust on the surface Worker Painting Metal Coat Protect from Rust on the Metal Structure. Hand of worker in a cotton glove painting steel, hand of man painting steels with gray primer Industrial work. Priming of metal products from the compressor gun. A worker in overalls and a respirator paints the body of a truck trailer