16 Inch Intermediate Casing Threaded Steel
16-inch N80 intermediate casing with LTC (Long Threaded and Coupled) connections for oil well protection against collapse. Welded non-alloy steel API 5CT pipe. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
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 casing is seamless rather than welded
Seamless casing and tubing for oil and gas drilling falls under heading 7304.
If the casing has an external diameter exceeding 406.4 mm
Large diameter welded casing is classified under heading 7305.
If the casing is not threaded and used for other purposes
Other welded pipes of circular cross-section, not for oil or gas drilling, fall under this heading.
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 casing is non-alloy steel and meets API 5CT specifications
• Provide documentation on the LTC connection type to support classification
• Verify if the goods are subject to any import permits or quotas
Related Products under Tariff item 7306.29.00
10-3/4 Inch 40.5 lb/ft L80 Casing with Coupling
This is a 10-3/4 inch outer diameter, 40.5 lb/ft L80 grade casing pipe made of non-alloy steel, threaded and fitted with a coupling for use in sour service oil wells. It is a welded casing of a kind used in drilling for oil or gas, and is classified under tariff item 7306.29.00 as 'Other' casing and tubing. The coupling is included, making it ready for immediate use in well construction.
10-3/4 Inch H40 Coupled Casing String
This is a 10-3/4 inch H40 grade casing string, fully threaded and coupled, made from non-alloy steel. It is used in oil and gas drilling operations to line the wellbore and provide structural support. The welded, threaded construction places it under tariff item 7306.29.00 for other casing and tubing used in drilling for oil or gas.
10-3/4 Inch P110 Threaded and Coupled Casing
High-strength P110 grade 10-3/4 inch casing with VAM threaded couplings, designed for deep, high-pressure oil and gas wells. Made from non-alloy steel welded pipe per API 5CT standards for liner applications. Classified under this tariff item as other threaded casing and tubing used in drilling for oil or gas.
11-3/4 Inch 42 lb/ft N80Q Casing with Coupling
This is an 11-3/4 inch outer diameter, 42 lb/ft N80Q grade casing pipe made of non-alloy steel, quenched and tempered for enhanced strength, and imported with a coupling. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The N80Q grade provides higher mechanical properties for demanding well conditions.
12-1/4 Inch 45 lb/ft J55 LTC Casing with Coupling
This is a 12-1/4 inch outer diameter, 45 lb/ft J55 grade casing pipe made of non-alloy steel, featuring Long Thread Coupling (LTC) connections and imported with the coupling. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The J55 grade offers good weldability and is commonly used for intermediate casing strings.
12-1/4 Inch Intermediate J55 Casing Coupled
12-1/4 inch J55 intermediate casing with field-grade couplings for conventional oil wells. Non-alloy welded steel pipe threaded for zonal isolation. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.