Other
Other articles of iron or steel. > Line pipe of a kind used for oil or gas pipelines: > Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: > Other
Duty Rate (from China)
Products classified under Tariff item 7306.29.00.3
10-3/4 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 for oilfield use. It is a welded, threaded casing designed for oil or gas drilling operations, falling under tariff item 7306.29.00 for other welded casing of iron or non-alloy steel.
7306.29.0013-3/8 Inch L80 Coupled Drilling Casing
This is a 13-3/8 inch L80 grade non-alloy steel casing, threaded and coupled for surface casing in oil drilling. It provides structural support against collapse and is a welded, threaded casing for oil or gas wells, classified under tariff item 7306.29.00.
7306.29.0016 Inch Surface Casing API Threaded
This is a 16-inch surface casing with API 8-round threads and couplings, made of non-alloy steel for shallow well protection. It is a welded, threaded casing used as the essential first string in drilling, classified under tariff item 7306.29.00.
7306.29.0018-5/8 Inch Welded Threaded Casing
This is an 18-5/8 inch welded casing with threaded couplings, made of J55 non-alloy steel for conductor applications. It is a threaded casing for oil or gas drilling, classified under tariff item 7306.29.00.
7306.29.0020 Inch Conductor Casing Threaded Joints
This is a 20-inch conductor casing with integral threaded couplings, made of non-alloy steel for initial oil well hole stabilization. It has a welded open-seam profile and is classified under tariff item 7306.29.00 as threaded casing for drilling.
7306.29.004-1/2 Inch Intermediate Casing Coupled
This is a 4-1/2 inch intermediate casing, J55 grade with flush threaded couplings for mid-depth oil well support. It is a non-alloy welded steel casing, classified under tariff item 7306.29.00 for threaded drilling casing.
7306.29.005-1/2 Inch L80 Type 9 Cr Casing Coupled
This is a 5-1/2 inch L80 Type 9 Cr casing with a non-alloy base, threaded for sour service wells. It is a welded casing for oil or gas drilling, classified under tariff item 7306.29.00, provided the chromium content does not make it an alloy steel.
7306.29.007 Inch P110 Threaded Production Casing
This is a 7-inch P110 grade threaded and coupled casing for production zones in oil/gas wells. It is a non-alloy steel casing with premium connections for corrosive environments, classified under tariff item 7306.29.00.
7306.29.009-5/8 Inch K55 Coupled Oil Well Casing
This is a 9-5/8 inch K55 grade threaded and coupled casing for oil well applications, made from non-alloy steel. The couplings ensure pressure-tight seals in drilling operations, and it is classified under tariff item 7306.29.00.
7306.29.00API 5CT J55 Threaded Casing Pipe
This is a threaded and coupled steel casing pipe 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, classified under tariff item 7306.29.00.
7306.29.00BTC Coupled N80-1 Casing 9-5/8 Inch
This is a 9-5/8 inch N80-1 casing with Buttress Threaded and Coupled (BTC) joints, made of non-alloy steel. It features enhanced thread for torque and is classified under tariff item 7306.29.00 for welded, threaded casing.
7306.29.00C-90 Grade Threaded Oil Casing 12-1/4 Inch
This is a C-90 grade non-alloy casing, 12-1/4 inch with integral threaded ends for oil production. It has high collapse resistance and is classified under tariff item 7306.29.00 for threaded casing.
7306.29.00Premium LTC Threaded Casing 8-5/8 Inch
This is an 8-5/8 inch casing with Long-Threaded and Coupled (LTC) connections, made of N80 non-alloy steel for reliable seals. It is welded for drilling operations and classified under tariff item 7306.29.00.
7306.29.00Threaded N80 Casing for Gas Wells
This is an N80 grade non-alloy steel casing with premium threaded couplings, designed for gas well drilling to withstand high pressures. It has welded construction with external upset ends for strength, classified under tariff item 7306.29.00.
7306.29.00Threaded Surface Casing 14 Inch J55
This is a 14-inch J55 surface casing, fully coupled and threaded for initial wellbore lining. It is a standard non-alloy welded pipe, classified under tariff item 7306.29.00.