Nonalloy Steel Sour Service Line Pipe
Carbon steel line pipe engineered for sour (H2S-containing) oil/gas service, with an OD of 30 inches and restricted hardness per NACE standards. Prevents sulfide stress cracking, made of nonalloy steel, with a circular cross-section exceeding 406.4 mm.
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 longitudinally submerged arc welded
Longitudinal submerged arc welding is covered under 7305.11.
If the pipe is spirally submerged arc welded
Spiral welding is classified under 7305.12.
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
• Verify the OD exceeds 406.4 mm and the steel is nonalloy
• Provide NACE compliance documentation
• Confirm the pipe is for sour service in oil/gas pipelines
Related Products under Tariff item 7305.19.00
16-Inch Alloy Steel Oil Line Pipe
This is a 16-inch (406.4 mm) welded alloy steel pipe for crude oil gathering lines in refineries. Its circular cross-section, large size, and welded closure place it under tariff item 7305.19.00 as line pipe of alloy steel with an external diameter exceeding 406.4 mm.
16-inch X42 Carbon Steel Welded Line Pipe
This is a 16-inch (406.4 mm) external diameter welded line pipe made of nonalloy steel, meeting API 5L X42 specifications for offshore oil gathering lines. Its circular cross-section and welded construction place it under tariff item 7305.19.00, which covers line pipe of iron or steel with an external diameter exceeding 406.4 mm.
17-inch X52 Subsea Gas Pipeline Pipe
17-inch (431.8 mm) API 5L X52 welded line pipe designed for subsea gas pipelines. Nonalloy steel construction withstands marine conditions, with a circular cross-section exceeding 406.4 mm, fitting this line pipe tariff item.
18-inch Grade B Welded Steel Oil Pipeline Pipe
This is an 18-inch (457.2 mm) external diameter welded pipe made of nonalloy steel, meeting API 5L Grade B specifications for crude oil gathering lines. Its thick walls and circular cross-section are designed for pressure resistance, and it falls under tariff item 7305.19.00 as line pipe with an external diameter exceeding 406.4 mm.
19-inch API 5L Grade X46 Pipeline Tube
This is a 19-inch (482.6 mm) welded carbon steel line pipe meeting API 5L X46 specifications for oil trunk lines. Its circular cross-section and welded construction are designed for efficient flow, and it falls under tariff item 7305.19.00 as line pipe with an external diameter exceeding 406.4 mm.
20-inch X52 Welded Line Pipe for Gas Pipelines
This is a 20-inch (508 mm) external diameter welded pipe made of nonalloy steel, meeting API 5L X52 specifications for natural gas transmission lines. Its circular cross-section and welded construction suit high-pressure gas transport, and it falls under tariff item 7305.19.00 as line pipe with an external diameter exceeding 406.4 mm.