{"c":"51-4051.00","n":"Metal-Refining Furnace Operators and Tenders","d":"Operate or tend furnaces, such as gas, oil, coal, electric-arc or electric induction, open-hearth, or oxygen furnaces, to melt and refine metal before casting or to produce specified types of steel.","g":"51","tasks":[{"t":"Regulate supplies of fuel and air, or control flow of electric current and water coolant to heat furnaces and adjust temperatures.","core":true,"id":10163,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Draw smelted metal samples from furnaces or kettles for analysis, and calculate types and amounts of materials needed to ensure that materials meet specifications.","core":true,"id":10158,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Weigh materials to be charged into furnaces, using scales.","core":true,"id":10162,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Record production data, and maintain production logs.","core":true,"id":10160,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Observe air and temperature gauges or metal color and fluidity, and turn fuel valves or adjust controls to maintain required temperatures.","core":true,"id":10165,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Operate controls to move or discharge metal workpieces from furnaces.","core":true,"id":10161,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Inspect furnaces and equipment to locate defects and wear.","core":true,"id":10164,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Drain, transfer, or remove molten metal from furnaces, and place it into molds, using hoists, pumps, or ladles.","core":true,"id":10159,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Kindle fires, and shovel fuel and other materials into furnaces or onto conveyors by hand, with hoists, or by directing crane operators.","core":true,"id":10168,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Prepare material to load into furnaces, including cleaning, crushing, or applying chemicals, by using crushing machines, shovels, rakes, or sprayers.","core":false,"id":10171,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Remove impurities from the surface of molten metal, using strainers.","core":false,"id":10167,"r":64,"dt":"08/2018","src":"Incumbent"},{"t":"Observe operations inside furnaces, using television screens, to ensure that problems do not occur.","core":false,"id":10166,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Sprinkle chemicals over molten metal to bring impurities to the surface.","core":false,"id":10169,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Direct work crews in the cleaning and repair of furnace walls and flooring.","core":false,"id":10170,"r":63,"dt":"08/2018","src":"Incumbent"},{"t":"Scrape accumulations of metal oxides from floors, molds, and crucibles, and sift and store them for reclamation.","core":false,"id":10172,"r":64,"dt":"08/2018","src":"Incumbent"}]}