Having a wall thickness of 12.7 mm or more
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 other alloy steel: > Other > Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: > Having a wall thickness of 12.7 mm or more
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 7304.29.41.40
API 5CT L80 Type 9 Casing Pipe 9-5/8 inch
Seamless alloy steel casing pipe conforming to API 5CT L80 Type 9 specifications, with an outside diameter of 244.5 mm (9-5/8 inches) and wall thickness of 15.7 mm, designed for oil and gas well drilling. It falls under HTS 7304.29.4140 due to its seamless construction from alloy steel, OD between 215.9-285.8 mm, and wall thickness of 12.7 mm or more for use as drilling casing.
13-3/8 inch P110 Casing Pipe Seamless Alloy Steel
High-strength seamless P110 grade alloy steel casing with 339.7 mm OD (13-3/8 inches, actually 13.375 inches standard) and 14.37 mm wall thickness for deep oil well applications. Classified under HTS 7304.29.4140 for its alloy steel composition, specified OD range, thick walls suited to withstand high-pressure drilling environments.
10-3/4 inch Q125 Casing Pipe 20.78# Alloy Steel
Premium Q125 grade seamless alloy steel casing, 273 mm OD (10-3/4 inches), 20.78 lb/ft with 16.66 mm wall thickness for ultra-high pressure oil and gas wells. HTS 7304.29.4140 applies to this thick-walled, mid-size OD seamless alloy casing used in drilling operations.
244.5 mm OD 15 CrMo Alloy Casing 14.5 mm Wall
Seamless 15CrMo alloy steel casing pipe with 244.5 mm outside diameter and 14.5 mm wall thickness, manufactured to API 5CT standards for intermediate casing strings in oil wells. Falls under HTS 7304.29.4140 as other alloy steel seamless casing exceeding 12.7 mm wall thickness in the specified OD range.
273 mm 13 Cr Casing 16# Thick Wall Alloy
13% Chromium seamless alloy steel casing, 273 mm OD, 16 lb/ft nominal with 13.2 mm wall thickness, corrosion-resistant for CO2 environments in gas wells. HTS 7304.29.4140 covers this seamless other alloy steel thick wall casing for drilling applications.
9-7/8 inch 43.50# L80 Casing API 5CT
API 5CT L80-13Cr seamless casing 9-7/8 inch (250.82 mm OD), 43.50 lb/ft with 17.45 mm wall thickness for intermediate/production casing in corrosive oilfield conditions. Fits HTS 7304.29.4140 specifications for alloy steel seamless thick wall casing.
9-5/8 inch T95 Casing 17.70 ppf Thick Wall
Seamless T95 alloy steel casing pipe, 244.5 mm OD (9-5/8 inches), 17.70 lb/ft weight corresponding to 15.88 mm wall thickness, for sour gas service in oil drilling. Meets HTS 7304.29.4140 criteria as other alloy steel seamless casing with thick walls in the 215.9-285.8 mm OD range.