16 Inch Surface Casing API Threaded
16-inch surface casing with API 8-round threads and couplings, nonalloy steel for shallow well protection. Essential first string in drilling. 7306.29.10 for threaded/coupled type.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If seamless surface casing
Seamless versions classify in 7304 even for identical drilling applications.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Use protective thread caps during shipping to prevent damage claims at customs
• Differentiate from OCTG line pipe by specifying 'casing' not 'tubing' in descriptions
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