Other
Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. > Casing and tubing of a kind used in drilling for oil or gas: > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 7306.29
10-3/4 Inch 40.5 lb/ft L80 Casing with Coupling
This is a 10-3/4 inch outer diameter, 40.5 lb/ft L80 grade casing pipe made of non-alloy steel, threaded and fitted with a coupling for use in sour service oil wells. It is a welded casing of a kind used in drilling for oil or gas, and is classified under tariff item 7306.29.00 as 'Other' casing and tubing. The coupling is included, making it ready for immediate use in well construction.
7306.29.0010-3/4 Inch H40 Coupled Casing String
This is a 10-3/4 inch H40 grade casing string, fully threaded and coupled, made from non-alloy steel. It is used in oil and gas drilling operations to line the wellbore and provide structural support. The welded, threaded construction places it under tariff item 7306.29.00 for other casing and tubing used in drilling for oil or gas.
7306.29.0010-3/4 Inch P110 Threaded and Coupled Casing
High-strength P110 grade 10-3/4 inch casing with VAM threaded couplings, designed for deep, high-pressure oil and gas wells. Made from non-alloy steel welded pipe per API 5CT standards for liner applications. Classified under this tariff item as other threaded casing and tubing used in drilling for oil or gas.
7306.29.0011-3/4 Inch 42 lb/ft N80Q Casing with Coupling
This is an 11-3/4 inch outer diameter, 42 lb/ft N80Q grade casing pipe made of non-alloy steel, quenched and tempered for enhanced strength, and imported with a coupling. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The N80Q grade provides higher mechanical properties for demanding well conditions.
7306.29.0012-1/4 Inch 45 lb/ft J55 LTC Casing with Coupling
This is a 12-1/4 inch outer diameter, 45 lb/ft J55 grade casing pipe made of non-alloy steel, featuring Long Thread Coupling (LTC) connections and imported with the coupling. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The J55 grade offers good weldability and is commonly used for intermediate casing strings.
7306.29.0012-1/4 Inch Intermediate J55 Casing Coupled
12-1/4 inch J55 intermediate casing with field-grade couplings for conventional oil wells. Non-alloy welded steel pipe threaded for zonal isolation. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0013-3/8 Inch 54.5 lb/ft K55 Casing with Coupling
This is a 13-3/8 inch outer diameter, 54.5 lb/ft K55 grade casing pipe made of non-alloy steel, threaded at both ends and imported with a factory-installed coupling for surface casing applications in oil wells. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The K55 grade provides good strength and toughness for surface casing duties.
7306.29.0013-3/8 Inch L80 Coupled Drilling Casing
This 13-3/8 inch L80 grade casing is threaded and coupled, made from non-alloy steel, and used as surface casing in oil drilling. It provides structural support against collapse and protects shallow formations. Its welded, threaded design qualifies it under tariff item 7306.29.00 for other oil/gas drilling casing.
7306.29.0013-3/8 Inch N80 Type 1 Threaded Casing
Heavy-duty 13-3/8 inch N80 Type 1 non-alloy steel casing with premium threaded couplings for surface and conductor applications in gas wells. Welded construction per API standards for high-pressure environments. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0014 Inch 48 lb/ft K55 Intermediate Casing with Coupling
This is a 14 inch outer diameter, 48 lb/ft K55 grade intermediate casing pipe made of non-alloy steel, coupled for use in oil drilling operations to stabilize the wellbore. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The K55 grade offers reliable performance for intermediate casing strings.
7306.29.0014 Inch Production Casing N80 Threaded
14-inch N80 production casing threaded with premium connections for hydrocarbon flow zones. Welded non-alloy steel API pipe preventing formation collapse. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0016 Inch 65 lb/ft J55 Surface Casing with Coupling
This is a 16 inch outer diameter, 65 lb/ft J55 grade surface casing pipe made of non-alloy steel, coupled for protecting freshwater aquifers during drilling operations. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The J55 grade is standard for surface casing applications requiring environmental protection.
7306.29.0016 Inch Intermediate Casing Threaded Steel
16-inch N80 intermediate casing with LTC (Long Threaded and Coupled) connections for oil well protection against collapse. Welded non-alloy steel API 5CT pipe. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0016 Inch Surface Casing API Threaded
This 16-inch surface casing features API 8-round threads and couplings, made from non-alloy steel for shallow well protection. It is the essential first string in drilling operations, providing wellbore integrity. The threaded and coupled welded construction places it under tariff item 7306.29.00.
7306.29.0018-5/8 Inch 87.5 lb/ft J55 Casing with Coupling
This is an 18-5/8 inch outer diameter, 87.5 lb/ft J55 grade casing pipe made of non-alloy steel, coupled for use in deepwater drilling operations. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The large diameter and J55 grade make it suitable for conductor or surface casing in demanding environments.
7306.29.0018-5/8 Inch Welded Threaded Casing
This 18-5/8 inch welded casing with threaded couplings is made from J55 non-alloy steel for conductor applications. It is used in the initial stages of drilling to stabilize the wellbore. Its welded, threaded design qualifies it under tariff item 7306.29.00 for other oil/gas drilling casing.
7306.29.0018-5/8 Inch X56 Conductor Threaded Casing
18-5/8 inch X56 grade large-diameter conductor casing with integral threaded joints for offshore rig foundations. Welded non-alloy steel for heavy load-bearing in drilling. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0020 Inch 94 lb/ft J55 Conductor Casing with Coupling
This is a 20 inch outer diameter, 94 lb/ft J55 grade conductor casing pipe made of non-alloy steel, coupled for initial wellbore stabilization in offshore and onshore drilling. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The heavy wall and large diameter provide structural support for the wellhead.
7306.29.0020 Inch Conductor Casing Pipe Threaded
Large 20-inch diameter X52 grade threaded and coupled conductor casing for initial wellbore stabilization in offshore oil platforms. Welded non-alloy steel designed for structural support. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.0020 Inch Conductor Casing Threaded Joints
This 20-inch conductor casing has integral threaded couplings and is made from non-alloy steel for initial oil well hole stabilization. It features a welded open-seam profile. This threaded, welded construction places it under tariff item 7306.29.00 for other oil/gas drilling casing.
7306.29.0024 Inch Low Pressure Conductor Casing
24-inch low-pressure conductor casing threaded for shallow water offshore drilling. Extra-large diameter non-alloy steel welded pipe with couplings. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.004-1/2 Inch 9.5 lb/ft J55 Production Casing with Coupling
This is a 4-1/2 inch outer diameter, 9.5 lb/ft J55 grade production casing pipe made of non-alloy steel, threaded with a coupling for liner applications in oil and gas well completion. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The lightweight design is suitable for slimhole operations.
7306.29.004-1/2 Inch Intermediate Casing Coupled
This 4-1/2 inch intermediate casing is J55 grade with flush threaded couplings for mid-depth oil well support. It is made from non-alloy welded steel. The threaded, welded design qualifies it under tariff item 7306.29.00 for other oil/gas drilling casing.
7306.29.004-1/2 Inch Production Tubing Casing Alternative
4-1/2 inch J55 threaded casing used as liner in slimhole oil wells, coupled with EUE threads. Non-alloy steel welded pipe serving dual casing/tubing role in drilling. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.005-1/2 Inch 14 lb/ft N80 Casing with Coupling
This is a 5-1/2 inch outer diameter, 14 lb/ft N80 grade casing pipe made of non-alloy steel, threaded with a coupling for intermediate and production zones in oil and gas wells. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The N80 grade offers higher strength for deeper well applications.
7306.29.005-1/2 Inch L80-9CR Threaded Casing
5-1/2 inch L80-9CR restricted alloy casing threaded for sour gas service wells. While containing chromium, classified as non-alloy base with restrictions under this tariff item when meeting criteria. Welded for drilling applications. Classified under this tariff item as other casing and tubing used in drilling for oil or gas.
7306.29.005-1/2 Inch L80 Type 9 Cr Casing Coupled
This 5-1/2 inch L80 Type 9 Cr casing contains 9% chromium but is classified as non-alloy steel for tariff purposes, threaded for sour service wells. It is used in oil and gas drilling to withstand corrosive environments. The threaded, welded construction places it under tariff item 7306.29.00.
7306.29.006-5/8 Inch 24 lb/ft L80 Type 9 Casing with Coupling
This is a 6-5/8 inch outer diameter, 24 lb/ft L80 Type 9 casing pipe made of non-alloy steel, coupled for drilling applications in oil and gas wells. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The L80 Type 9 grade provides restricted yield properties for sour service environments.
7306.29.007 Inch 26 lb/ft J55 BTC Casing with Coupling
This is a 7 inch outer diameter, 26 lb/ft J55 grade casing pipe made of non-alloy steel, featuring Buttress Threaded and Coupled (BTC) connections and imported with the coupling for production casing in oil and gas wells. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The BTC connection provides enhanced joint strength.
7306.29.007 Inch P110 Threaded Production Casing
This 7-inch P110 grade threaded and coupled casing is made from non-alloy steel for production zones in oil/gas wells. It features premium connections for corrosive environments. The welded, threaded design qualifies it under tariff item 7306.29.00 for other oil/gas drilling casing.
7306.29.008-5/8 Inch 32 lb/ft P110 Casing with Coupling
This is an 8-5/8 inch outer diameter, 32 lb/ft P110 grade casing pipe made of non-alloy steel, threaded with a coupling for high-pressure, high-temperature (HPHT) wells. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The P110 grade offers extreme pressure ratings for demanding drilling environments.
7306.29.009-5/8 Inch 40 lb/ft J55 Casing with Coupling
This is a 9-5/8 inch outer diameter, 40 lb/ft J55 grade casing pipe made of non-alloy steel, threaded and imported with an integral coupling for oil well applications. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The J55 grade provides reliable performance for production casing strings.
7306.29.009-5/8 Inch K55 Coupled Oil Well Casing
This 9-5/8 inch K55 grade threaded and coupled casing is made from non-alloy steel for oil well applications. The couplings ensure pressure-tight seals in drilling operations. The welded, threaded construction places it under tariff item 7306.29.00.
7306.29.00API 5CT Grade J55 Threaded Casing with Coupling
This is a J55 grade oil well casing pipe made of non-alloy steel, threaded at both ends and imported complete with its matching coupling for secure connection during oil drilling operations. It is a welded casing of a kind used in drilling for oil or gas, classified under tariff item 7306.29.00 as 'Other'. The J55 grade is widely used for various casing applications in conventional wells.
7306.29.00API 5CT J55 Threaded Casing Pipe
This threaded and coupled steel casing pipe is made from J55 grade non-alloy steel, used to line oil and gas wells during drilling. It features API standard threads for secure connections and stabilizes the borehole. The welded, threaded design qualifies it under tariff item 7306.29.00.
7306.29.00BTC Coupled N80-1 Casing 9-5/8 Inch
This 9-5/8 inch N80-1 casing features Buttress Threaded and Coupled (BTC) joints, made from non-alloy steel. The enhanced thread design provides torque resistance for oil and gas drilling. The welded, threaded construction places it under tariff item 7306.29.00.
7306.29.00C-90 Grade Threaded Oil Casing 12-1/4 Inch
This 12-1/4 inch C-90 grade casing has integral threaded ends and is made from non-alloy steel for oil production. It offers high collapse resistance for demanding drilling conditions. The threaded, welded design qualifies it under tariff item 7306.29.00.
7306.29.00Premium LTC Threaded Casing 8-5/8 Inch
This 8-5/8 inch casing with Long-Threaded and Coupled (LTC) connections is made from N80 non-alloy steel for reliable seals in drilling operations. It is welded and designed for oil/gas applications. The threaded, welded construction places it under tariff item 7306.29.00.
7306.29.00Threaded N80 Casing for Gas Wells
This N80 grade non-alloy steel casing has premium threaded couplings, designed for gas well drilling to withstand high pressures. It features welded construction with external upset ends for strength. The threaded, welded design qualifies it under tariff item 7306.29.00.
7306.29.00Threaded Surface Casing 14 Inch J55
This 14-inch J55 surface casing is fully coupled and threaded for initial wellbore lining. It is made from standard non-alloy welded pipe. The threaded, welded construction places it under tariff item 7306.29.00 for other oil/gas drilling casing.