Having a wall thickness less than 12.7 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: > Casing: > Of iron or nonalloy steel: > Threaded or coupled > Having an outside diameter less than 215.9 mm: > Having a wall thickness less than 12.7 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 7304.29.10.10
API 5CT L-80 Threaded Casing Pipe
Seamless threaded steel casing pipe made from L-80 grade nonalloy steel, with an outside diameter of 4.5 inches and wall thickness of 10 mm, designed for oil and gas well drilling. It falls under HTS 7304.29.10.10 due to its seamless construction, threaded ends, small diameter under 215.9 mm, and thin wall under 12.7 mm, used specifically as casing in drilling operations.
4-1/2 Inch N-80 Casing with BTC Threads
Seamless N-80 nonalloy steel casing pipe, 4-1/2 inch OD, 9.5 mm wall thickness, featuring buttress thread couplings (BTC) for oil well applications. Classified under HTS 7304.29.10.10 as threaded/coupled seamless casing of iron/nonalloy steel with OD <215.9 mm and wall <12.7 mm for drilling.
Threaded J-55 Casing for Shallow Gas Wells
Seamless J-55 grade nonalloy steel casing with round thread and coupling (RTC), 3-1/2 inch OD, 11 mm wall thickness, suited for shallow gas well drilling. It meets HTS 7304.29.10.10 criteria for seamless, threaded oil/gas casing under 215.9 mm OD and <12.7 mm wall.
5 Inch K-55 Premium Threaded Casing
Seamless K-55 nonalloy steel casing pipe with premium VAM threads, 5-inch OD, 10.54 mm wall, for intermediate oil well sections. Falls under HTS 7304.29.10.10 as it's seamless, threaded/coupled, nonalloy steel casing for drilling with OD <215.9 mm and thin walls.
3-1/2 Inch P-110 Casing with LTC Coupling
High-strength P-110 seamless casing, 3-1/2 inch OD, 11.5 mm wall, long round thread couplings (LTC), for deep oil drilling. Classified in HTS 7304.29.10.10 for its seamless nonalloy steel construction, threaded design, small OD, and thin wall suited for gas/oil well casing.
2-3/8 Inch H-40 Casing Pipe Threaded
Lightweight H-40 seamless nonalloy casing, 2-3/8 inch OD, 6.5 mm wall, EUE threading, for slimhole gas wells. Meets HTS 7304.29.10.10 as small OD, thin wall, threaded seamless casing dedicated to oil/gas drilling.
5-1/2 Inch M-65 Coupled Casing
M-65 grade seamless steel casing with integral couplings, 5-1/2 inch OD, 11.2 mm wall, for production tubing in oil wells. Classified under HTS 7304.29.10.10 for threaded/coupled, small thin-wall seamless nonalloy casing in drilling operations.
7 Inch L-80 Type 1 Casing BTC
7-inch OD L-80 Type 1 seamless casing with BTC threads, 10.9 mm wall, nonalloy steel for conductor pipe in offshore drilling. Fits HTS 7304.29.10.10 specs: seamless, threaded, OD <215.9 mm (177.8 mm), wall <12.7 mm, drilling casing.
4 Inch C-90 Threaded Drill Casing
Seamless C-90 nonalloy casing with 8-round threading, 4-inch OD, 9 mm wall thickness, used in directional drilling for oil recovery. HTS 7304.29.10.10 applies to this threaded, small-diameter, thin-wall seamless steel casing for oil/gas applications.