Что такое рулонная сталь с горячим цинкованием? Преимущества и применение в строительстве в Африке.
At its core, a hot-dipped galvanized steel coil is a roll of carbon steel that has been coated with a protective layer of zinc. The manufacturing process involves passing cold-rolled steel through a bath of molten zinc at temperatures reaching around 460°C (860°F). Once removed from the bath, the zinc coating reacts with oxygen and […]