10-3/4" 45.5 ppf 80ksi Sour Service Casing from Germany
Seamless 10-3/4 inch (273 mm) OD alloy steel casing, 45.5 ppf, 80ksi yield strength optimized for H2S sour service environments, with 11.5 mm wall and VAM TOP threaded connections. Essential for corrosive gas well drilling. Matches HTS 7304.29.31.30 criteria for thin-walled, coupled alloy drill casing.
Duty Rate — Germany → United States
50%
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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Include NACE MR0175 compliance docs for sour service claims; measure wall thickness ultrasonically for declaration accuracy
• Avoid pitfall of declaring as carbon steel if alloy elements exceed limits