Rough Alloy Steel Orifice Flange Pair from Mexico
Pair of forged alloy steel flanges (non-stainless) designed for mounting flow meters between them, used in metering stations for natural gas. Falls under HTS 7307.91.30.00 as rough-forged without machining. Provides accurate pressure differential measurement in pipelines.
Duty Rate — Mexico → United States
53.2%
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 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
• Specify 'pair for orifice plates' but avoid implying assembly to stay in flange heading
• Certify pressure ratings match alloy specs; overclaimed ratings trigger engineering reviews