2-3/8 Inch L80 Type 1 Seamless Casing Tubing
L80 Type 1 equivalent nonalloy seamless steel tubing, 60.3 mm OD, 10.5 mm wall thickness for deep oil wells. Provides structural support and fluid conduit in drilling. Meets criteria of HTS 7304.29.5030: seamless iron/nonalloy steel tubing for oil/gas with thick walls.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If precision mechanical tubing applications
High-precision seamless tubes not for drilling use classify under 7306.50 for other mechanical uses.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Include collapse and burst test certifications specific to oilfield standards
• Declare exact weight per foot to match statistical suffixes if required
• Customs may request end-use statements—specify drilling application to prevent general tube classification
Related Products under HTS 7304.29.50.30
API 5CT J55 Casing Tubing 2-3/8 Inch OD 10.2 lb/ft
Seamless steel tubing made from J55 grade nonalloy steel for oil and gas well casing and production tubing. Features an outside diameter of 60.3 mm (2-3/8 inches) and wall thickness of 11.0 mm, exceeding 9.5 mm, used to line boreholes and transport hydrocarbons. Classified under 7304.29.5030 due to its seamless construction, nonalloy steel material, and specifications for drilling applications.
Non-Alloy Steel Drill Tubing 2-7/8 Inch OD 12.75 lb/ft
Heavy-wall seamless tubing of nonalloy steel for oilfield drilling operations, with 73 mm OD and 12.4 mm wall thickness. Serves as production tubing in wells to convey oil/gas from reservoir to surface. Meets HTS 7304.29.5030 for iron/nonalloy steel seamless tubing ≤114.3mm OD with wall >9.5mm used in drilling.
Heavy Wall N80 Nonalloy Tubing 4 Inch OD 14.0 lb/ft
Seamless tubing equivalent to N80 grade nonalloy steel, 101.6 mm OD, 12.7 mm wall for gas well production. Designed for corrosive environments in drilling operations. Classifies in 7304.29.5030 for its seamless nonalloy construction and thick walls exceeding 9.5 mm.
J55 Grade Seamless Oil Well Tubing 3-1/2 Inch OD 15.5 lb/ft
Seamless J55 nonalloy steel tubing with 88.9 mm OD and 11.4 mm wall thickness for oil well applications. Used as casing or tubing string in drilling to withstand high pressures. Fits 7304.29.5030 as seamless, nonalloy, OD≤114.3mm, wall>9.5mm for oil/gas drilling.