Seamless 4.5-inch OD Nonalloy Line Pipe for Sour Gas Service
Specialized seamless steel pipe, 114 mm OD, designed for sour gas pipelines with H2S resistance, nonalloy composition per NACE standards. Under tariff item 7304.19.00 for small-diameter seamless line pipe of iron/nonalloy steel.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
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 the pipe is made of stainless steel
Stainless steel seamless line pipe is classified separately under this item.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide NACE MR0175 compliance documentation for sour service
• Ensure the pipe's chemical composition is verified with a mill test certificate
• Declare the pipe's intended use to support classification under line pipe
Related Products under Tariff item 7304.19.00
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A 12-inch outer diameter seamless pipe of nonalloy steel, engineered for transporting crude oil in pipelines. Its seamless manufacture and designation as line pipe for oil/gas transmission align with tariff item 7304.19.00.
1.66-inch OD Seamless Iron Line Pipe for Shale Gas Lines
Small-diameter seamless iron pipe, 42.2 mm OD, for low-pressure shale gas gathering lines, qualifying as nonalloy under tariff item 7304.19.00 for its pipeline-specific design and size constraints. Lightweight option for remote locations.
16-Inch Seamless Carbon Steel Line Pipe
Heavy-duty 16-inch seamless carbon (nonalloy) steel pipe for offshore oil/gas gathering lines. Optimized for high-pressure hydrocarbon transport, this pipe is not of cast iron and meets the definition of line pipe under tariff item 7304.19.00.
20-Inch Diameter Gas Line Pipe
Large 20-inch seamless nonalloy steel pipe for high-volume natural gas transmission mains. Classified as line pipe for gas pipelines under tariff item 7304.19.00, with thick walls suitable for burial under highways.
2-inch OD Seamless Steel Oil Pipeline Pipe X42 Grade
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