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, of stainless steel: > Casing: > Other > Having an outside diameter of 215.9 mm or more but not exceeding 285.8 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 7304.24.40.30
Stainless Steel Oil Well Casing Pipe 9-5/8 Inch OD
Seamless stainless steel casing pipe with an outside diameter of 244.5 mm and wall thickness of 10.3 mm, designed for lining oil and gas wells during drilling operations. It falls under HTS 7304.24.40.30 due to its seamless construction, stainless steel material, casing use in drilling, OD between 215.9 mm and 285.8 mm, and wall thickness less than 12.7 mm.
API 5CT L80 Stainless Casing 10-3/4 Inch
Seamless L80 grade stainless steel casing with 273 mm OD and 11.0 mm wall thickness for oil well protection and pressure containment. Classified in 7304.24.40.30 as seamless stainless steel casing for drilling, OD 215.9-285.8 mm, thin wall <12.7 mm.
13-3/8 Inch OD Stainless Drill Casing Tube
Seamless stainless steel tube, 339.7 mm OD with 9.2 mm wall, serving as drill casing in oilfield operations to stabilize boreholes. Meets HTS 7304.24.40.30 criteria: seamless stainless casing/tubing for oil/gas drilling, specified OD range, thin wall.
9-5/8 Inch TP304 Stainless Oil Casing
TP304 seamless stainless steel casing pipe, 244.5 mm OD, 8.66 mm wall thickness, corrosion-resistant for sour oil wells. Fits 7304.24.40.30 as stainless casing for drilling, within OD limits and thin-walled.
Stainless Steel Surface Casing 10-3/4 Inch
Seamless 316L stainless surface casing, 273 mm OD, 10.5 mm wall, used in upper well sections for conductor stability. Under 7304.24.40.30 for seamless stainless oil/gas casing, OD 215.9-285.8 mm, wall <12.7 mm.