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 Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +75.0% | 75% |
| 🇲🇽Mexico | Free | +50.0% | 50% |
| 🇨🇦Canada | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | +50.0% | 50% |
| 🇯🇵Japan | Free | +50.0% | 50% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other welded tubes for sour service
Smaller diameter sour tubes use 7306 headings.
If drill pipe or tool joints
Well intervention tools have different classification.
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
• 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
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