API 9-5/8" 53.50 lb/ft P-110 Casing
High-strength P-110 seamless casing, 244.5 mm OD and 21.4 mm wall thickness from non-alloy steel, for deep oil drilling. Precisely matches HTS 7304.29.20.40 for thick-walled, mid-OD range seamless casing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If alloy steel like 13Cr
Corrosion-resistant alloy casings reclassified under alloy steel headings.
If wall thickness 9.5-12.69 mm
Medium wall thickness in same OD moves to adjacent thickness subheading.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include sulfur/carbon equivalence analysis for P-110 grade to prove non-alloy status
• Use calibrated calipers for wall thickness cert; customs may sample measure
• Bundle in ranges matching OD specs to prevent split shipments
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