10-inch Stainless Steel Offshore Pipeline Riser
This is a seamless stainless steel riser pipe with a 254 mm outside diameter, used on offshore oil and gas platforms to connect subsea wells to surface facilities. Its seamless construction and stainless steel material qualify it for tariff item 7304.11.00, which covers seamless line pipe of stainless steel for oil or gas pipelines.
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 riser is not used for oil or gas pipelines
Covers other seamless stainless steel line pipe.
If the riser functions as casing or tubing in drilling operations
Seamless stainless steel casing and tubing are classified here.
If made of alloy steel rather than stainless steel
Alloy steel seamless pipe falls 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
• Confirm the riser pipe is classified as line pipe, not as a specialized offshore structure, to stay under 7304.11.00
• Have documentation showing the pipe's seamless manufacturing process and stainless steel grade
• Check if the riser is part of a larger offshore project that may qualify for duty deferral programs
Related Products under Tariff item 7304.11.00
12-Inch OD 316L Stainless Steel Gas Pipeline Tube
Seamless stainless steel tube with a 12-inch outer diameter, engineered for natural gas transmission lines in corrosive soil conditions. Its 316L grade provides superior resistance to pitting and crevice corrosion, making it suitable for demanding pipeline environments. This product qualifies as line pipe of a kind used for oil or gas pipelines, of stainless steel, seamless.
12-inch Stainless Steel API 5L Line Pipe
This is a seamless stainless steel line pipe with a 304.8 mm outside diameter, manufactured to API 5L standards for oil and gas pipelines. Its seamless construction and stainless steel composition place it under tariff item 7304.11.00, which covers seamless line pipe of stainless steel for oil or gas pipelines.
14-inch Duplex Stainless Steel Gas Gathering Line Pipe
This is a seamless duplex stainless steel pipe with a 355.6 mm outside diameter, used for onshore gas gathering lines. Its seamless construction and stainless steel composition qualify it for tariff item 7304.11.00, which covers seamless line pipe of stainless steel for oil or gas pipelines.
16-inch OD Stainless Steel Sour Service Line Pipe
This is a seamless duplex stainless steel pipe with a 406.4 mm outside diameter, designed for sour gas pipelines with resistance to hydrogen sulfide corrosion. Its seamless construction and stainless steel composition place it under tariff item 7304.11.00, which covers seamless line pipe of stainless steel for oil or gas pipelines.
24-Inch OD 304H Stainless Steel Gas Transmission Pipe
Large diameter seamless 304H stainless steel pipe for high-temperature gas transmission pipelines. The heat-resistant grade maintains strength up to 1500°F, making it suitable for elevated temperature service. This product is classified as seamless line pipe of stainless steel for oil or gas pipelines.
316L Stainless Steel Sour Gas Pipeline Pipe 18-inch OD
This is a seamless 316L stainless steel pipe with a 457 mm outside diameter, certified for sour gas service in oilfield pipelines. Its seamless construction and stainless steel composition place it under tariff item 7304.11.00, which covers seamless line pipe of stainless steel for oil or gas pipelines.