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 Loading slabs for export onto ship at the facility port Solid steel cylinder in production Researcher in the facility laboratory Casting steel billet test Coated steel coil coming off the production line Crane operator at the facility port Seamless steel pipe production line