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Division:  Manufacturing
Group:  Fabricated Structural Metal Products
SIC 
3443 Fabricated Plate Work (boiler Shops)
  Establishments primarily engaged in manufacturing power and marine boilers, pressure and nonpressure tanks, processing and storage vessels, heat exchangers, weldments and similar products, by the process of cutting, forming and joining metal plates, shapes, bars, sheet, pipe mill products and tubing to custom or standard design, for factory or field assembly. Establishments primarily engaged in manufacturing warm air heating furnaces are classified in Industry 3585; those manufacturing other nonelectric heating apparatus, except power boilers, are classified in Industry 3433; those manufacturing household cooking apparatus are classified in Industry 3631; and those manufacturing industrial process furnaces and ovens are classified in Industry 3567.
  Absorbers, gas Accumulators (industrial pressure vessels) Acetylene cylinders Aftercooler shells Air preheaters, nonrotating: plate type Air receiver tanks, metal plate Airlocks Annealing boxes, pots, and covers Atomic waste casks Autoclaves, industrial Baffles Bails, ladle Bins, prefabricated metal plate Boiler shop products: industrial boilers, smokestacks, and steel tanks Boilers: industrial, power, and marine Boxes, condenser: metal plate Breechings, metal plate Buoys, metal Cable trays, metal plate Caissons, metal plate Cars for hot metal Casing, boiler: metal plate Casings, scroll Chutes, metal plate Condensers, barometric Condensers, steam Containers, shipping metal plate (bombs, etc.)except missile casings Cooling towers, metal plate Cryogenic tanks, for liquids and gases: metal plate Culverts, metal plate Cupolas, metal plate Cyclones, industrial: metal plate Cylinders, pressure: metal plate Digesters, process: metal plate Ducting, metal plate Economizers (boilers) Evaporators (process vessels), metal plate Exchangers, heat: industrial, scientific, and nuclear Farm storage tanks, metal plate Fermenters (process vessels), metal plate Floating covers, metal plate Flumes, metal plate Forms, collapsible: for tunnels Fractionating columns, metal plate Fuel tanks, metal plate Fumigating chambers, metal plate Gas holders, metal plate Gas tanks, metal plate Heat transfer drives (finned tubing) High vacuum coaters, metal plate Hoods, industrial: metal plate Hooks, crane: laminated plate Hoppers, metal plate Housing cabinets for radium, metal plate Housings, pressure Hydropneumatic tanks, metal plate Intercooler shells Jackets, industrial: metal plate Kettles (process vessels), metal plate Knockouts, free water: metal plate Ladles, metal plate Liners, industrial: metal plate Liquid oxygen tanks, metal plate Melting pots, for metal Missile silos and components, metal plate Mixers for hot metal Nuclear core structurals, metal plate Nuclear shielding, metal plate Oil storage tanks, metal plate Penstocks, metal plate Perforating on heavy metal Pile shells, metal plate Pipe, large diameter: metal plate-made by plate fabricators Plate work, fabricated: cutting, punching, bending, and shaping Precipitators (process vessels), metal plate Pressure vessels, industrial: metal plate-made in boiler shops Pressurizers and auxiliary equipment, nuclear: metal plate Reactor containment vessels, metal plate Reactors, nuclear: military and industrial Retorts, industrial Rocket transportation casings Separators, industrial process: metal plate Septic tanks, metal plate Skid tanks, metal plate Smelting pots and retorts Smokestacks, boiler plate Space simulation chambers, metal plate Spheres, for liquids or gas: metal plate Standpipes Steam jet after coolers Steam jet inter condensers Sterilizing chambers, metal plate Stills, pressure: metal plate Storage tanks, metal plate Surge tanks, metal plate Tanks for tank trucks, metal plate Tanks, metal plate: lined Tanks, standard and custom fabricated: metal plate-made in boiler Towers, tank: metal plate Towers: bubble, cooling, fractionating-metal plate Trash racks, metal plate Troughs, industrial metal plate Truss plates, metal Tunnel lining, metal plate Tunnels, vacuum: metal plate Tunnels, wind Vacuum tanks, metal plate Vats, metal plate Vessels, process and storage: metal plate (made in boiler shops) Water tanks, metal plate Weldments

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