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.
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 |
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- GAC
Steel · Required
Global Affairs Canada: GAC Steel (Carbon Steel) requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Within Range 7304000000–7306999999).
CBSA Single Window matching criteria, unknown
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 falls under a different heading for seamless tubes and pipes.
If the casing has a larger diameter and is longitudinally submerged arc welded
Large-diameter welded line pipe may be classified under heading 7305.
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
• Ensure the casing meets API 5CT specifications and is properly documented as non-alloy steel
• Verify the country of origin to determine applicable free trade agreement duty rates
• Be prepared to provide a mill test certificate to support the H40 grade classification
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 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.
13-3/8 Inch 54.5 lb/ft K55 Casing with Coupling
This is a 13-3/8 inch outer diameter, 54.5 lb/ft K55 grade casing pipe made of non-alloy steel, threaded at both ends and imported with a factory-installed coupling for surface casing applications in oil wells. 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 K55 grade provides good strength and toughness for surface casing duties.