7 Inch P110 Threaded Production Casing
High-strength P110 grade threaded and coupled casing, 7-inch diameter, for production zones in oil/gas wells. Nonalloy steel with premium connections for corrosive environments. HTS 7306.29.10 applies to this welded drilling casing.
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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 made of stainless steel
Stainless variants for corrosive wells classify under 7306.40 subheading.
If used as tube fittings rather than casing
Shorter lengths with specific fittings may be pipe fittings under heading 7307.
Not sure which classification is right?
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Import Tips & Compliance
• Clearly mark 'production casing' vs 'surface casing' in docs for proper statistical reporting
• Comply with Buy America provisions if for US projects; include origin certificates
• Beware of valuation issues; separate couplings from pipe cost if imported separately
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