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Threaded or coupled

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

Duty Rate (from China)

35%
MFN Base RateFree
9903.03.01+10%

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

9903.91.01+25%

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

Total Effective Rate35%

Subheadings

7304.24.30.10Having a wall thickness less than 12.7 mm
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7304.24.30.20Having a wall thickness of 12.7 mm or more
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7304.24.30.30Having a wall thickness less than 12.7 mm
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7304.24.30.40Having a wall thickness of 12.7 mm or more
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7304.24.30.45Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm
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7304.24.30.80Having an outside diameter exceeding 406.4 mm
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Products classified under HTS 7304.24.30

9-5/8 Inch 43 lb/ft L-80 Stainless Steel Casing

Seamless stainless steel casing pipe with threaded couplings, 9-5/8 inch OD and 43 lb/ft weight, rated L-80 for oil and gas drilling operations. Classified under HTS 7304.24.30 as threaded or coupled stainless steel casing used in drilling for oil or gas. Meets API 5CT specifications for downhole pressure resistance.

7 Inch 32 lb/ft P-110 Stainless Steel Threaded Casing

High-pressure P-110 grade stainless steel casing, 7 inch diameter with integral threaded couplings for deepwater oil wells. Designed for extreme downhole conditions in corrosive environments. HTS 7304.24.30 classification due to stainless steel composition and oil/gas drilling application.

13-3/8 Inch 54.5 lb/ft 13Cr Stainless Casing

13-3/8 inch OD 13Cr (13% Chromium) stainless steel casing with BTC threaded couplings for sour gas service. Seamless construction provides superior corrosion resistance in H2S environments. Perfectly matches HTS 7304.24.30 for threaded stainless steel oil/gas casing.

4-1/2 Inch 12.6 lb/ft N80-1 Stainless Casing

Liner casing 4-1/2 inch with N80-1 grade stainless steel, threaded and coupled for intermediate hole sections. Used in horizontal drilling applications. HTS 7304.24.30 due to seamless stainless construction and oilfield casing function.

10-3/4 Inch 51.2 lb/ft Q125 Stainless Casing

Ultra-high strength Q125 grade stainless steel casing for HP/HT wells, 10-3/4 inch with integral EUE threads. Seamless pipe designed for geothermal and ultra-deep drilling. Classifies under HTS 7304.24.30 as threaded stainless oil/gas casing.

5-1/2 Inch 20 lb/ft 22Cr Duplex Casing

Duplex 22Cr (2205) stainless steel casing for subsea production, 5-1/2 inch with VAM LeTourneau couplings. Superior pitting and crevice corrosion resistance. HTS 7304.24.30 classification for stainless oilfield casing.

8-5/8 Inch 36 lb/ft Super 13Cr Casing

Super 13Cr-110 stainless casing for CO2 injection wells, featuring gas-tight premium threads. 8-5/8 inch OD for intermediate casing strings. Meets HTS 7304.24.30 criteria perfectly.

16 Inch 94 lb/ft Conductor Casing Stainless

Heavy wall 16 inch stainless steel conductor casing with welded couplings for offshore platform installation. Seamless pipe rated for structural drive pipe duties. HTS 7304.24.30 threaded stainless oil/gas casing classification.