3-1/2 inch P-110 High Pressure Casing
Premium P-110 seamless casing pipe, 88.9 mm OD, 13.7 mm wall thickness, threaded/coupled nonalloy steel for high-pressure gas wells. HTS 7304.29.10.20 classification reflects seamless drilling casing specs: nonalloy, OD<215.9 mm, wall≥12.7 mm. Delivers superior tensile strength.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If electric resistance welded (ERW) construction
Welded pipes shift from seamless heading 7304 to welded tubes heading 7306.
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Import Tips & Compliance
• Confirm P-110 min yield (110 ksi) via chem analysis
• Distinguish from line pipe by drilling intent
• Avoid: importing in sets classified as machinery parts
Related Products under HTS 7304.29.10.20
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