ID: 31229 Blast furnace hot air injection unit Free download Keywords blast furnaceironPOSCOSouth Koreahot air injection unitPohang Steelworks Categories Production Process, Country, Producer, Facility, Ironmaking, South Korea, POSCO, Pohang Steelworks (POSCO) Related items Close-up of cold rolled coil Cold rolling steel sheet Taking a sample of hot iron from the blast furnace Cutting steel billet in the hot strip mill Inspecting coils in storage Coating steel sheet with paint Stacks of steel beams in the shipping yard Unloading iron ore pellets