Chrome-Moly Steel Blind Flange 600# from Canada
Blind flange constructed from ASTM A182 F11 chrome-moly alloy steel, 6-inch ID (152 mm), class 600, used to seal pipe ends in high-temperature refineries. HTS 7307.91.50.30 applies as it's an alloy steel flange (non-stainless) under 360 mm ID. Provides full sealing without internal bore.
Duty Rate — Canada → United States
55.5%
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
9903.03.060%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; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Require heat treatment records for alloy verification; declare pressure class if relevant for valuation
• Pitfall: confusing with spectacle blinds which may be 7307.99 if not flanged