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Natural Gas Distribution ERW Pipe 4-inch

4-inch (114 mm) OD ERW carbon steel pipe for underground natural gas distribution networks. HTS 7306.19.10.10 due to welded nonalloy construction for gas line pipe under max OD. Meets utility standards for buried service.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+75.0%75%
🇲🇽MexicoFree+50.0%50%
🇨🇦CanadaFree+50.0%50%
🇩🇪GermanyFree+50.0%50%
🇯🇵JapanFree+50.0%50%

Alternative Classifications

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

7306.19.10.50Same rate: 75%

If larger OD variant >114.3 mm

Size threshold shifts statistical note.

7304.59.80.20Same rate: 75%

If seamless alloy steel

Alloy and seamless combo changes to 7304.

8421.39.01Lower: 37.5% vs 75%

If part of filtering machinery

Machinery components classified by function.

Not sure which classification is right?

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

Import Tips & Compliance

• Cathodic protection compatibility docs if coated

• Utility specs (e.g

• AGA) support end-use proof

• Ensure no bevel ends confusing with drill pipe

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