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 for oilfield use. It is a welded, threaded casing designed for oil or gas drilling operations, falling under tariff item 7306.29.00 for other welded casing of iron or non-alloy 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 casing is seamless rather than welded
Seamless casing falls under a different heading for seamless tubes and pipes.
If the casing is not threaded or coupled
Plain welded pipe without threading may be classified elsewhere.
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 declare the non-alloy steel composition accurately
• Verify the welded construction and threaded ends to confirm classification under 7306.29.00
• Keep mill test certificates for CBSA inspection
Related Products under Tariff item 7306.29.00
13-3/8 Inch L80 Coupled Drilling Casing
This is a 13-3/8 inch L80 grade non-alloy steel casing, threaded and coupled for surface casing in oil drilling. It provides structural support against collapse and is a welded, threaded casing for oil or gas wells, classified under tariff item 7306.29.00.
16 Inch Surface Casing API Threaded
This is a 16-inch surface casing with API 8-round threads and couplings, made of non-alloy steel for shallow well protection. It is a welded, threaded casing used as the essential first string in drilling, classified under tariff item 7306.29.00.
18-5/8 Inch Welded Threaded Casing
This is an 18-5/8 inch welded casing with threaded couplings, made of J55 non-alloy steel for conductor applications. It is a threaded casing for oil or gas drilling, classified under tariff item 7306.29.00.
20 Inch Conductor Casing Threaded Joints
This is a 20-inch conductor casing with integral threaded couplings, made of non-alloy steel for initial oil well hole stabilization. It has a welded open-seam profile and is classified under tariff item 7306.29.00 as threaded casing for drilling.
4-1/2 Inch Intermediate Casing Coupled
This is a 4-1/2 inch intermediate casing, J55 grade with flush threaded couplings for mid-depth oil well support. It is a non-alloy welded steel casing, classified under tariff item 7306.29.00 for threaded drilling casing.
5-1/2 Inch L80 Type 9 Cr Casing Coupled
This is a 5-1/2 inch L80 Type 9 Cr casing with a non-alloy base, threaded for sour service wells. It is a welded casing for oil or gas drilling, classified under tariff item 7306.29.00, provided the chromium content does not make it an alloy steel.