L80 Alloy Steel Casing Tubing from China
L80 grade seamless alloy steel tubing used as casing in oil and gas wells to line boreholes and prevent collapse. It qualifies for HTS 7304.29.61 as other alloy steel seamless tubing dedicated to drilling operations. Provides yield strength of 80,000 psi for demanding well conditions.
Duty Rate — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.91.0125%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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Submit API 5CT grade L80 certificates; mismatches lead to reclassification
• Declare exact outside diameter and wall thickness matching oilfield specs
• Avoid bulk packaging mislabeling as general industrial pipe