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: > Threaded or coupled > 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 7304.24.30.30
9-5/8 inch 40# P110 Stainless Steel Oilfield Casing
Seamless stainless steel casing pipe with 9-5/8 inch (244.5 mm) outside diameter, 40 lb/ft weight, P110 grade, threaded and coupled ends, and wall thickness of 10.54 mm. Used in oil and gas drilling to line and stabilize wellbores. Falls under HTS 7304.24.30.30 due to its seamless construction, stainless steel material, specified OD range, and wall thickness under 12.7 mm.
10-3/4 inch 40.5# L80 Type 13CR Stainless Casing
Seamless 13CR stainless steel casing, 10-3/4 inch (273 mm) OD, 40.5 lb/ft, L80 grade, premium threaded and coupled connections, 11.1 mm wall thickness. Designed for corrosive oil/gas environments. Classified under HTS 7304.24.30.30 for stainless steel seamless casing in the 215.9-285.8 mm OD range with thin walls.
8-5/8 inch 32# Q125 Stainless Steel Drill Casing
High-strength seamless stainless steel casing, 8-5/8 inch (219 mm) OD, 32 lb/ft, Q125 grade, integral threaded joints, 11.15 mm wall. Applied in high-pressure oil/gas wells. Meets HTS 7304.24.30.30 criteria for stainless oilfield casing with OD ≥215.9 mm and wall <12.7 mm.
244.5 mm 43# 13% Cr Stainless Oil Well Casing
Seamless 13% chromium stainless steel casing pipe, 244.5 mm OD, 43 lb/ft nominal weight, coupled threaded ends, 11.99 mm wall thickness. Corrosion-resistant for sour gas service. HTS 7304.24.30.30 applies to its stainless composition, seamless form, and dimensional specs.
273 mm OD 48# L80-13CR Coupled Casing
Seamless L80-13CR stainless steel casing, 273 mm (10-3/4") OD, 48 lb/ft, 12.1 mm wall thickness, premium EUE threaded couplings. For deepwater oil/gas production. Fits HTS 7304.24.30.30: stainless, seamless, oilfield casing, correct OD and thin wall.
9-5/8 inch 36# T95 Stainless Steel Surface Casing
T95 grade seamless stainless casing, 9-5/8" (244.5 mm) OD, 36 lb/ft, 9.72 mm wall, BTC threaded and coupled. Used as surface conductor in oil wells. HTS 7304.24.30.30 due to stainless steel, seamless oilfield casing specs.