F5 Alloy Steel Raised Face Flange 250#
ASTM A182 F5 alloy steel flange with raised face, 10-inch ID (254 mm), 250# rating for petrochemical plants. HTS 7307.91.50.30 for alloy (non-stainless) steel flanges under 360 mm ID. Raised face ensures leak-proof gasket sealing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as unfinished seamless tube sections
Machined from tube stock without flange features stays in tubes chapter.
If inside diameter 360 mm+
Dimensional threshold splits flange statistical reporting.
If as replacement part for turbochargers/engines
End-use in machinery may shift to Chapter 84 parts if specific function.
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Import Tips & Compliance
• Include raised face height specs (1.6mm typical); avoid bulk packaging confusion with 7307.99
• Certify <360mm ID with caliper measurements
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