Heavy Wall Carbon Steel Gas Main Pipe

Extra heavy wall nonalloy steel pipe for urban gas distribution mains, OD 20 inches, rated MAOP 1000 psi. Buried service with polyethylene coating optional. 7305.19.10 classification.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

7306.30.50Same rate: 35%

If galvanized heavy wall pipe

Zinc coating moves to surface-treated tubes.

7304.19Lower: 10% vs 35%

If culvert or drainage pipe use

Non-pressure infrastructure uses general headings.

7305.11Lower: 10% vs 35%

If cast iron gas mains

Municipal castings use iron-specific codes.

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Import Tips & Compliance

• External coating doesn't affect classification if pipe remains identifiable

• Confirm no internal plastic lining to avoid composite tube status

• Heavy walls require specialized dunnage for transport