16 Inch T95 Alloy Casing
Seamless T95 alloy steel casing, 16 inch (406.4 mm) OD exactly, 18 mm wall thickness for intermediate casing strings in oil wells. Perfect fit for HTS 7304.29.4160: seamless other alloy, OD ≤406.4 mm, wall ≥12.7 mm.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If having wall thickness <12.7 mm
Thinner wall versions same OD classified 7304.29.4190.
If cut and threaded to fixed lengths for fittings
If machined with fixed fittings, may classify as tube fittings under Chapter 73 heading 7307.
If parts of drilling rigs
If imported as specified replacement part of classified drilling equipment.
Not sure which classification is right?
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Import Tips & Compliance
• Exact OD measurement critical at upper limit (406.4 mm); provide third-party inspection reports
• Specify threaded ends for casing use to differentiate from plain end tubing
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