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.
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
Seamless casing is classified under a different 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
• Verify the J55 grade is non-alloy steel and the flush threaded couplings are for oil/gas use
• Declare the welded construction
• Ensure the casing meets API 5CT standards for customs
Related Products under Tariff item 7306.29.00
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.
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.
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.