Close-up of a piston valve, painted in yellow and blue. A metallic element in the construction of a hydroelectric power plant.

---

Size: 5556px × 3709px
Location: Austria, Europe
Photo credit: © Tomasz Koryl / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: big, blue, business, chemical, close, color, construction, energy, engine, engineering, equipment, factory, fuel, gas, heat, horizontal, hydroelectric, industrial, industry, installation, machine, machinery, manufacturing, metal, nut, oil, pipe, pipeline, piping, piston, plant, plants, plumber, power, pressure, pump, screw, stainless, steel, structure, system, tank, technology, tube, utility, valve, water, work, yellow