Nonalloy Steel Sour Service Line Pipe

Carbon steel line pipe engineered for sour (H2S-containing) oil/gas service, OD 30 inches, with restricted hardness per NACE standards. Prevents sulfide stress cracking in harsh environments. 7305.19.10 for iron/nonalloy oil/gas line pipe.

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.

7306.69.10Same rate: 35%

If other welded tubes for sour service

Smaller diameter sour tubes use 7306 headings.

7304.39.00Same rate: 35%

If drill pipe or tool joints

Well intervention tools have different classification.

7305Same rate: 35%

If stainless steel sour service

Corrosion resistance dictates material heading.

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

• Certify hardness <22 HRC throughout pipe wall per NACE MR0175

• Specify PSL2 quality level for critical applications

• Avoid mixing with sweet service pipe in same container