Other, of stainless steel
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 > Other, of stainless steel
Duty Rate (from China)
Subheadings
Products classified under Tariff item 7304.24
10-1/2 inch 79# C-110 Duplex Stainless Casing
C-110 grade duplex stainless steel seamless casing pipe with a 10-1/2 inch outside diameter, weighing 79 pounds per foot, with a wall thickness of 19.1 mm. It features VAM 21RPX premium threads for deepwater applications. Its seamless duplex stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.0010-3/4 inch 40.5# L80 Type 13CR Stainless Casing
Seamless 13CR stainless steel casing with a 10-3/4 inch outside diameter, weighing 40.5 pounds per foot, in L80 grade. It features premium threaded and coupled connections and a wall thickness of 11.1 mm. Designed for corrosive oil and gas environments, its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.0010-3/4 Inch 51.2 lb/ft Q125 Stainless Casing
Seamless stainless steel casing pipe, 10-3/4 inch, Q125 grade, with integral EUE threads, designed for high-pressure/high-temperature (HP/HT) geothermal and ultra-deep drilling applications. Its seamless construction and stainless steel composition qualify it under tariff item 7304.24.00 as other seamless casing of stainless steel for oil or gas drilling.
7304.24.0010-3/4 inch 55 lb/ft P110 Stainless Steel Casing
Seamless stainless steel casing pipe with a 10-3/4 inch outside diameter and 55 lb/ft weight, made to P110 grade for high-pressure deep well applications. It features premium BTC (Buttress Threaded and Coupled) connections for enhanced tensile strength and leak resistance. This product is classified under 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.0010-3/4 inch 85# P-110 Type 304 Stainless Casing
Premium P-110 grade seamless Type 304 stainless steel casing with a 10-3/4 inch outside diameter, weighing 85 pounds per foot, with a wall thickness of 18.3 mm. It features BTC threaded couplings for high-pressure gas wells. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.0011-3/4 inch 68# L-80 316L Stainless Casing Pipe
Type 316L low-carbon stainless steel seamless casing with an 11-3/4 inch outside diameter, weighing 68 pounds per foot, with a wall thickness of 17.8 mm. It features VAM TOP threaded connections and is designed for offshore wells. Its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.0012 inch 65# Type 317 Stainless Casing for HPHT Wells
Type 317 stainless steel seamless casing designed for high-pressure high-temperature (HPHT) wells, with a 12-inch outside diameter, weighing 65 pounds per foot, with a wall thickness of 16.5 mm. It features premium threaded and coupled connections. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.0013-3/8 Inch 54.5 lb/ft 13Cr Stainless Casing
Seamless 13Cr (13% chromium) stainless steel casing, 13-3/8 inch OD, with BTC threaded couplings, designed for sour gas service in H2S environments. Its stainless steel composition and seamless construction place it under tariff item 7304.24.00 as other seamless casing of stainless steel for drilling.
7304.24.0013-3/8 Inch 54.5 lb/ft P-110 Stainless Steel Threaded Casing
High-pressure P-110 grade seamless stainless steel casing with a 13-3/8 inch outside diameter, threaded both ends (TBE), used in deep oil and gas wells for corrosion resistance in sour service. It is designed to withstand high pressures and harsh downhole conditions. This product falls under tariff item 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.0013-3/8 inch 72# L-80 Stainless Steel Casing Pipe
Seamless stainless steel casing pipe with a 13-3/8 inch outside diameter, weighing 72 pounds per foot, in L-80 grade, with a wall thickness of 15.2 mm. It features threaded and coupled ends for oil and gas drilling applications. Its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.0016 Inch 84 lb/ft Q125 Stainless Steel Casing Pipe
Ultra-high strength Q125 grade seamless stainless steel casing, 16-inch outside diameter, 84 lb/ft, threaded and coupled, for extended reach drilling in harsh offshore environments. It provides excellent mechanical properties and corrosion resistance for demanding applications. This product is classified under 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.0016 Inch 94 lb/ft Conductor Casing Stainless
Heavy wall 16-inch stainless steel conductor casing with welded couplings, seamless construction, rated for structural drive pipe duties in offshore platform installation. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.0018-5/8 Inch 87.5 lb/ft Super Duplex Stainless Casing
Super duplex stainless steel (2507 grade) seamless casing pipe with an 18-5/8 inch outside diameter, 87.5 lb/ft, and VAM 21 threaded connections, for high-pressure high-temperature (HPHT) gas wells. It offers exceptional strength and corrosion resistance in extreme downhole conditions. This product falls under tariff item 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.0020 Inch 94 lb/ft 13Cr Stainless Steel Casing for Sour Gas Wells
Seamless 13Cr (13% chromium) stainless steel casing pipe, 20-inch outside diameter, 94 lb/ft, threaded and coupled with VAM TOP thread, designed for highly corrosive sour gas environments in oilfield drilling. It provides excellent resistance to sulfide stress cracking and pitting. This product is classified under 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.0022 Inch 126 lb/ft Type 2205 Duplex Casing Threaded/Coupled
Type 2205 duplex stainless seamless casing, 22-inch outside diameter, 126 lb/ft nominal weight, with integral threaded and coupled joints, API 5CT certified for oil and gas well construction in corrosive formations. It combines high strength with excellent resistance to chloride stress corrosion cracking. This product falls under tariff item 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.00244.5 mm 43# 13% Cr Stainless Oil Well Casing
Seamless 13% chromium stainless steel casing pipe with a 244.5 mm outside diameter, weighing 43 pounds per foot, with coupled threaded ends. The wall thickness is 11.99 mm, providing corrosion resistance for sour gas service. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.0024 Inch OD 133 lb/ft Duplex Stainless Steel Conductor Casing
Duplex stainless steel (2205 grade) seamless conductor casing, 24-inch outside diameter, heavy wall 133 lb/ft, threaded and coupled, used as the first string casing in offshore oil wells to support unconsolidated surface formations. It provides high strength and corrosion resistance in marine environments. This product is classified under 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.00273 mm OD 48# L80-13CR Coupled Casing
Seamless L80-13CR stainless steel casing with a 273 mm outside diameter, weighing 48 pounds per foot, with a wall thickness of 12.1 mm. It features premium EUE threaded couplings and is designed for deepwater oil and gas production. Its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.002-7/8 Inch L80 Type 316L Stainless Casing
Corrosion-resistant Type 316L stainless steel seamless casing, 2-7/8 inch OD (73 mm), 6.45 mm wall thickness, threaded and coupled with STC ends per API specs, used in sour gas wells. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.003-1/2 Inch P110 Stainless Steel Threaded Casing
High-pressure P110 grade seamless stainless steel casing, 3-1/2 inch OD (88.9 mm), wall thickness 7.72 mm, with premium EUE threaded couplings, applied in deep oil/gas wells for structural support. Its stainless steel composition and seamless construction place it under tariff item 7304.24.00.
7304.24.004-1/2 Inch 12.6 lb/ft N80-1 Stainless Casing
Seamless stainless steel liner casing, 4-1/2 inch, N80-1 grade, threaded and coupled for intermediate hole sections in horizontal drilling. Its stainless steel composition and seamless construction qualify it under tariff item 7304.24.00 as other seamless casing for oil/gas drilling.
7304.24.004-1/2 Inch 13.5ppf L80-9CR Stainless Steel Casing Tube
Seamless 9CR stainless steel casing for intermediate drilling sections, 4-1/2 inch OD (114.3 mm), wall thickness ≥12.7 mm, threaded and coupled for well integrity. Its stainless steel composition and seamless construction place it under tariff item 7304.24.00.
7304.24.004-1/2 Inch N80 Type 304 Stainless Casing
Seamless Type 304 stainless steel casing pipe per API 5CT N80 grade, 4-1/2 inch OD (114.3 mm), 9.19 lb/ft weight with 8.56 mm wall thickness, featuring BTC connections, used to stabilize wellbores. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.005-1/2 Inch 20 lb/ft 22Cr Duplex Casing
Duplex 22Cr (2205) stainless steel casing, 5-1/2 inch, with VAM LeTourneau couplings, designed for subsea production with superior pitting and crevice corrosion resistance. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.005-1/2 Inch 20ppf Q125 Stainless Steel Coupled Casing
High-strength Q125 grade seamless stainless casing pipe, 5-1/2 inch OD (139.7 mm), 20 ppf, wall over 12.7 mm thick, with premium threaded couplings for deepwater drilling. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.005 Inch J55 Stainless Steel Coupled Casing
API 5CT J55 grade seamless stainless steel casing pipe, 5 inch OD (127 mm), 10.54 lb/ft with 9 mm wall, featuring LTC connections, supports shallow oil wells. Its stainless steel composition and seamless construction qualify it under tariff item 7304.24.00.
7304.24.006-5/8 Inch 24ppf L80 Type 1 Stainless Casing
Seamless stainless steel casing pipe, 6-5/8 inch outside diameter, weighing 24 pounds per foot, in L80 Type 1 grade. Equipped with Buttress Threaded and Coupled (BTC) connections, it is used as production casing in gas wells. Its stainless steel composition provides corrosion resistance, and its seamless construction qualifies it under tariff item 7304.24.00.
7304.24.007 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. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.007 Inch 32ppf P110 Stainless Steel Threaded Casing
Heavy-duty seamless stainless steel casing with a 7-inch outside diameter, weighing 32 pounds per foot, in P110 grade for high collapse resistance. The wall thickness exceeds 12.7 mm and it features coupled threaded connections. Designed for oil and gas well construction, its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.008-5/8 inch 32 lb/ft SM-SS95 Duplex Stainless Casing
Duplex stainless steel (SM-SS95) seamless casing pipe, 8-5/8 inch outside diameter, 32 lb/ft, optimized for CO2 injection wells with superior pitting resistance. It is threaded and coupled with VAM TOP connection system for reliable sealing in corrosive environments. This product falls under tariff item 7304.24.00 as seamless stainless steel casing for oil or gas drilling.
7304.24.008-5/8 inch 32# Q125 Stainless Steel Drill Casing
High-strength seamless stainless steel casing with an 8-5/8 inch outside diameter, weighing 32 pounds per foot, in Q125 grade. It features integral threaded joints and a wall thickness of 11.15 mm, making it suitable for high-pressure oil and gas wells. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.008-5/8 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. As seamless stainless steel casing for oil/gas drilling, it falls under tariff item 7304.24.00.
7304.24.008-5/8 Inch 40ppf 13CR Stainless Steel Casing Pipe
Corrosion-resistant 13CR stainless steel seamless casing, 8-5/8 inch outside diameter, weighing 40 pounds per foot, with wall thickness of 12.7 mm or more. Threaded and coupled ends make it suitable for sour service wells in oil and gas drilling. Its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.009-5/8 inch 36# T95 Stainless Steel Surface Casing
T95 grade seamless stainless steel casing with a 9-5/8 inch outside diameter, weighing 36 pounds per foot, with a wall thickness of 9.72 mm. It features BTC threaded and coupled connections and is used as surface conductor in oil wells. Its seamless stainless steel construction qualifies it for tariff item 7304.24.00.
7304.24.009-5/8 inch 40 lb/ft L-80 13Cr Stainless Steel Casing
Seamless stainless steel oil well casing pipe with a 9-5/8 inch outside diameter, 40 lb/ft weight, and L-80 grade with 13% chromium content for corrosion resistance in sour gas environments. It features threaded and coupled ends for secure connections in downhole applications. This product is classified under 7304.24.00 as seamless casing of stainless steel for oil or gas drilling.
7304.24.009-5/8 inch 40# P110 Stainless Steel Oilfield Casing
Seamless stainless steel casing pipe with a 9-5/8 inch outside diameter, weighing 40 pounds per foot, in P110 grade. It features threaded and coupled ends and a wall thickness of 10.54 mm, used in oil and gas drilling to line and stabilize wellbores. Its seamless stainless steel construction places it under tariff item 7304.24.00.
7304.24.009-5/8 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. Its stainless steel composition and seamless construction qualify it under tariff item 7304.24.00.
7304.24.009-5/8 Inch 47ppf L80-13CR Stainless Steel Casing Pipe
Seamless stainless steel casing pipe designed for oil and gas drilling operations, with a 9-5/8 inch outside diameter, weighing 47 pounds per foot, in L80-13CR grade. The wall thickness exceeds 12.7 mm and it features threaded and coupled connections. Its stainless steel composition and seamless construction place it under tariff item 7304.24.00.
7304.24.009-5/8 inch 53.5# Q-125 Duplex Stainless Casing
Seamless duplex stainless steel casing pipe, 9-5/8 inch outside diameter, 53.5 lb/ft, with a 14.1 mm wall thickness. Manufactured to Q-125 grade with EUE threading, it is designed for sour gas service where corrosion resistance is critical. This product falls under tariff item 7304.24.00 as seamless casing of stainless steel used in oil or gas drilling.
7304.24.00API 5CT L80 Stainless Steel Oil Well Casing
Seamless stainless steel casing pipe meeting API 5CT L80 specifications, with threaded ends and coupled connections, outside diameter of 4.5 inches (114.3 mm), and wall thickness of 8 mm, designed for oil and gas drilling. As seamless stainless steel casing, it falls under tariff item 7304.24.00.