Having a wall thickness exceeding 9.5 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: > Tubing > Having an outside diameter not exceeding 114.3 mm: > Having a wall thickness exceeding 9.5 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 7304.24.60.30
13Cr Martensitic Stainless Steel Drill Tubing 2-3/8 inch
Seamless 13Cr stainless steel tubing with 2-3/8 inch OD (60.3 mm) and wall thickness exceeding 9.5 mm, used in corrosive oil/gas wells. Falls under HTS 7304.24.60.30 as stainless steel tubing for drilling, specified for sour service environments. Provides enhanced corrosion resistance in harsh downhole conditions.
API 5ST Type 316L Stainless Coiled Tubing 1.5 inch
Continuous seamless 316L stainless coiled tubing (38.1 mm OD, wall >9.5 mm section) for well intervention in gas drilling. Under HTS 7304.24.60.30 as stainless steel tubing for oil/gas drilling applications. Deployed from reels for cleaning and logging.
API 5CT L-80 Stainless Steel Oilfield Tubing
Seamless stainless steel tubing designed for oil and gas drilling operations, with an outside diameter not exceeding 114.3 mm and wall thickness over 9.5 mm. Classified under HTS 7304.24.60.30 as 'tubing' of stainless steel used in drilling for oil or gas due to its specifications for casing and tubing applications. Meets API 5CT standards for high-pressure downhole environments.
Duplex 2205 Stainless Steel Casing Tubing 3-1/2 inch
Seamless Duplex 2205 stainless steel tubing (88.9 mm OD, wall >9.5 mm) for oil/gas casing strings in high-pressure wells. HTS 7304.24.60.30 applies as stainless steel 'tubing' for drilling operations, offering superior strength and pitting resistance. Used to line wellbores during extraction.
Super Duplex 2507 Drill Tubing 4-1/2 inch OD
High-alloy Super Duplex 2507 seamless stainless tubing (114.3 mm OD max, wall thickness >9.5 mm) for deepwater gas drilling. Classified in HTS 7304.24.60.30 as stainless steel tubing of a kind used in oil/gas drilling. Engineered for extreme pressure and H2S resistance.
N08028 Stainless Steel Production Tubing 2-7/8 inch
Seamless UNS N08028 stainless tubing (73 mm OD, wall >9.5 mm) for oil production tubing strings post-drilling. HTS 7304.24.60.30 covers this as stainless steel tubing used in oil/gas drilling operations. Resistant to chloride stress corrosion.
Incoloy 825 Alloy C-276 Tubing for Sour Gas Wells
Seamless Incoloy 825/NiCrMo tubing (equivalent stainless classification, 101.6 mm OD, >9.5 mm wall) for H2S sour gas drilling. HTS 7304.24.60.30 as stainless steel tubing for oil/gas due to corrosion-resistant properties. High nickel content for extreme environments.
317LMN Stainless Steel Completion Tubing 3 inch
Seamless 317LMN stainless tubing (76.2 mm OD, wall thickness exceeding 9.5 mm) for well completion in oil drilling. Fits HTS 7304.24.60.30 criteria for stainless steel tubing used in drilling for oil/gas. Molybdenum-enhanced for pitting resistance.
EN 1.4462 Duplex Stainless Drill String Tubing
Seamless EN 1.4462 (Duplex) stainless tubing (92 mm OD, >9.5 mm wall) for drill strings in offshore gas wells. HTS 7304.24.60.30 for stainless steel tubing in drilling applications. Balances high yield strength and corrosion resistance.
Type 904L Stainless Corrosion-Resistant Tubing 2 inch
Seamless Type 904L high-alloy stainless tubing (50.8 mm OD, wall >9.5 mm) for acidic oil well drilling. Classified HTS 7304.24.60.30 as stainless steel tubing for oil/gas drilling. Copper-enhanced for sulfuric acid resistance.