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Polyester Painted Steel for HVAC Ductwork

Polyester painted steel for HVAC ductwork consists of non-alloy steel flat sheets over 600 mm wide with a baked-on polyester paint coating. This paint coating provides a corrosion-resistant and air-tight surface, making it suitable for interior duct lining. The product falls under tariff item 7210.70.00 as painted flat-rolled steel.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree+50.0%50%
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7210.41.00Same rate: Free

If the steel is corrugated

Corrugated painted steel is classified under a different subheading.

7210.90.00Same rate: Free

If coated with a non-paint material

Other coated flat-rolled products fall under this subheading.

7212.30.00Same rate: Free

If the width is less than 600 mm

Narrower painted steel sheets are classified elsewhere.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Ensure the polyester paint is applied to non-alloy steel sheets wider than 600 mm

• Have documentation on the paint type and application process ready for CBSA inspection

• Consider whether the ductwork is imported as cut pieces or sheets, as this may affect classification

Related Products under Tariff item 7210.70.00

Appliance-Grade Painted Steel for Washing Machines

Non-alloy steel sheet, over 600 mm wide, with a white baked-on paint finish for washing machine exteriors. This product is classified under tariff item 7210.70.00 as it is flat-rolled steel coated with paint, not with metal.

Architectural Powder Coated Steel Panels

Wide non-alloy steel sheets with thermoset powder coating (polyester-epoxy hybrid) for curtain wall systems. This product is classified under 7210.70.00 as it is coated with plastics, not with metal.

Automotive Grade Electrogalvanized Steel Panels

Automotive grade electrogalvanized steel panels are high-quality electrolytic zinc-coated steel sheets exceeding 600 mm in width, designed for exposed automotive exterior panels. The electrolytic plating provides a corrosion-resistant surface, and the product is classified under tariff item 7210.70.00 as flat-rolled steel coated with a metallic layer, which is then painted or coated with plastics.

Automotive Grade Painted Steel Panels

Non-alloy steel flat sheets exceeding 600 mm width with e-coat primer and base color for automotive body panel stock. This product falls under 7210.70.00 as it is painted, not metal-plated or clad.

Baked Enamel Steel Coil for Electrical Cabinets

Non-alloy steel flat-rolled coil, over 600 mm wide, with a baked enamel coating for electrical enclosure panels. This product falls under 7210.70.00 because it is coated with paint, not with metal or plastic.

Color-Coated Steel for Appliance Exteriors

Non-alloy steel flat-rolled products over 600 mm wide, coated with colored acrylic-polyurethane paint system for refrigerator and washer exteriors. This product is classified under 7210.70.00 as it is painted, not metal-coated.