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NAICSSector 33
U.S. exports of metal tanks (heavy gauge) (NAICS 332420) totaled $152.9M in July 2026.
Importers of Metal Tanks (Heavy Gauge) paid $38.1M in duties in July 2026 — an effective duty rate of 40% on $96.3M in dutiable value, based on actual customs collections rather than the published tariff schedule.
Last updated: July 2026 dataHeavy-gauge metal tanks — welded steel or aluminum vessels used for bulk liquid storage, fuel containment, and industrial process holding — are a foundational product category for the oil and gas, chemical, water treatment, and agricultural sectors. Section 232 tariff exposure on steel and aluminum inputs is a recurring landed-cost consideration for importers of these large fabricated structures. Because tank dimensions frequently exceed standard container limits, breakbulk or flat-rack ocean freight and specialized inland transport add meaningful logistics complexity to sourcing decisions.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
4.0K shipments/mo
The heavy-gauge designation generally refers to tanks fabricated from thicker metal plate — typically used for structural integrity under pressure or large-volume storage — as opposed to light-gauge containers such as cans and boxes. The specific wall thickness threshold and construction method are key factors in determining the correct NAICS or HTS classification, and a licensed customs broker can help resolve borderline cases.
Beyond standard commercial invoice and packing list requirements, importers of large welded tanks may need to provide mill certificates for the steel plate, weld inspection records, and, for pressure-rated vessels, documentation of applicable code compliance (such as ASME or API standards). Oversized shipments also require advance coordination with port authorities and inland carriers.
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National industry 1 of 1 in naics industry 33242
National industry 332420 · $105.9M of $105.9M
Exports · July 2026
destination
customs district
Census does not publish district detail for this classification system.
origin
Census publishes state breakdowns for NAICS to the 4-digit level only. See NAICS 3324 for those.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$105.9MYoY · Pro
Exports
$152.9MYoY · Pro
12-mo low · imports
YoY · ProThrough July 2026. Source: U.S. Census Bureau.