X42 Grade Large Diameter Gas Line Pipe

Longitudinally welded nonalloy steel pipe in X42 grade with external diameter over 16 inches, designed specifically for natural gas transmission pipelines. Falls under HTS 7305.12.10 as other longitudinally welded line pipe of iron or nonalloy steel.

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.

7305.12Same rate: 35%

If externally coated or lined

Coated/lined line pipes have separate 7305.12.30 statistical breakout.

7306.19.51Same rate: 35%

If for mechanical tubing applications

Pipes primarily for machinery/equipment use classified as other welded tubes.

7304.29.10Same rate: 35%

If produced by electric resistance welding (ERW)

ERW method differs from longitudinal submerged arc welding, affecting subheading.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

• Chemical composition analysis required to prove nonalloy status (≤0.3% alloying elements)

• For project imports, provide pipeline engineering specs matching API standards

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