Inland Steel Company in Chicago. Steel production. Chemical composition of pig iron is analyzed by quality control. Raw materials added to open hearth furnace. Animated diagram shows the working in open hearth furnace. Light scrap, limestone and heavy scrap are added in open hearth furnace. Men work in plant. Sample taken. Carbon level tested. Analysis done in quality control center. Additional lime stone and alloys are added.
Inland Steel Company in Chicago. Steel production in open hearth furnace. Faster methods of steel production. A basic oxygen furnace. Animated diagram shows the working in basic oxygen furnace. Oxygen is blown and temperature is raised. Steel scrap and molten pig iron is added. Steel worker in denim jacket. Furnace moved to upright position. Graphs show the analysis after testing. Small sample of steel is taken. Furnace is tilted and the steel pours out. Diagram shows electric furnace. Highly refined steel is produced in it using electricity. Molten steel is poured in a mold inside and gases are evacuated.
Inland Steel Company in Chicago. Steel production. A man takes sample. The steel cools and solidifies and molds are removed. In an oven steel is re-heated to be rolled into slabs. Steel slabs. Operation controlled by a man. The slab is reduced in thickness. Animated diagram shows the cooling and solidification of molten steel. Slabs are reheated at hot strip mill. The operation is computer controlled. Finishing is done in cold rolling mill. A huge oven is lowered down. Desired finish to the steel is given. Zinc coating done to make it corrosion resistant. Galvanized steel produced.
Inland Steel Company in Chicago. Steel production. Several mill steel products are rolled to square cross section called as blooms. Structural shapes given to steel. A wide variety of cross section in steel. Useful forms, shapes and sizes of steel are formed. Research work being done for better steel production. Different equipment and controls used in laboratory setting with scientists and technicians at work using chemical beakers, test tubes, microscopes and other technical lab equipment.
USS Pollux (AKS-4) underway in Gulf of Tonkin near Yankee Station. Bow of USS Constellation (CVA-64). Many aircraft on the flight deck. USS Pollux approached on the port side by USS Constellation. Aircraft parked on flight deck. Men in red shirt on deck. Line gun in the aiming position. Stern of USS Pollux with stores on deck for unrep operation (underway replenishment). Men move on the deck. Signal paddle man keeps his paddle in circular motion. Wire passes through a steel sheave attached overhead on board USS Constellation. Stores come over on high line. Men on deck edge elevator. Cargo net of stores lowered. Men pull the cargo net back. The stores moved into the hangar bay. Cargo net of stores leaves Pollux by high line. Men handle the supplies.
Men in yellow helmet and life jacket gives hand signals as he looks towards USS Pollux (AKS-4) at Yankee Station in Gulf of Tonkin, during unrep (underway replenishment) of USS Constellation (CVA-64). Sea in the background. Supplies are lowered on elevator. Fork lift moves out on the elevator. It picks the load of supplies and move into hangar bay. Men work with nylon cargo nets. Cargo net supplies coming on high lines. Two crewmen on an upper deck. A man with his hands on control keeps the high line tension equal during replenishment. Cargo nets of supplies come. Men work on the elevator. Men handle supplies in the hangar bay.
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