Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm
Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: > Other: > Tubing: > Of other alloy steel > Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Products classified under HTS 7304.29.61.60
API 5CT P110 Alloy Steel Casing Tubing 9-5/8 Inch
High-strength seamless P110 grade alloy steel tubing with 9-5/8 inch (244.5 mm) outside diameter for deep oil and gas wells. Meets API 5CT standards for premium grade tubing used in high-pressure drilling and production. Falls under HTS 7304.29.61.60 as other alloy steel seamless tubing in the specified diameter range.
16 Inch OD API 5CT C90 Sour Service Alloy Tubing
Seamless C90 grade alloy steel tubing with 16-inch (406.4 mm) outside diameter, optimized for H2S-containing sour gas wells. Provides balanced strength and sulfide stress cracking resistance. HTS 7304.29.61.60 due to alloy steel composition, seamless process, and precise diameter for oil/gas drilling tubing.
API 5CT L80 Type 9 Alloy Steel Oilfield Tubing
Seamless alloy steel tubing designed for oil and gas well casing and production, with outside diameter between 215.9 mm and 406.4 mm, meeting API 5CT L80 Type 9 specifications for sour service environments. Classified under HTS 7304.29.61.60 due to its seamless construction from other alloy steel and specific diameter range for drilling applications. Used to line wellbores and protect production zones in challenging drilling conditions.
13-3/8 Inch API 5CT T95 Alloy Steel Production Tubing
Seamless T95 grade alloy steel tubing with 13-3/8 inch (339.7 mm) OD for oil and gas production strings in corrosive environments. Provides enhanced collapse resistance for thermal recovery wells. HTS 7304.29.61.60 classification reflects its alloy steel composition, seamless manufacture, and diameter specifications for drilling applications.
API 5CT Q125 High-Strength Alloy Steel Tubing 10-3/4 Inch
Ultra-high strength Q125 grade seamless alloy steel tubing, 10-3/4 inch (273 mm) OD for extended reach drilling in ultra-deep wells. Designed for extreme tensile and pressure loads in challenging formations. Classified in HTS 7304.29.61.60 for other alloy steel seamless tubing used in oil/gas drilling within the 215.9-406.4 mm diameter range.