ID: 31232 An engineer inspecting hot air injection unit in a blast furnace Free download Keywords blast furnaceironPOSCOSouth Koreahot air injection unitPohang Steelworksinspection Categories Production Process, Country, Producer, Facility, Ironmaking, South Korea, POSCO, Pohang Steelworks (POSCO) Related items Moving hot steel slab by crane Steel billet in production in the hot strip mill Hot-rolling at NLMK La Louvière Interior view of cold rolling mill Casting wire rod Casting billet Worker loading pipe onto a truck for delivery Moving cold roil coil by crane in the storage facility