This industry comprises establishments primarily engaged in cutting, forming, and joining heavy gauge metal to manufacture tanks, vessels, and other containers. Manufacturing power boilers--are classified in Industry 332410, Power Boiler and Heat Exchanger Manufacturing; Manufacturing light gauge metal containers--are classified in Industry 33243, Metal Can, Box, and Other Metal Container (Light Gauge) Manufacturing; and Installing heavy gauge metal tanks without manufacturing--are classified in Industry 238120, Structural Steel and Precast Concrete Contractors.
