Graphite Composite Flange Gasket
Spiral-wound gasket of stainless steel sheeting combined with flexible graphite for industrial pipeline flanges. Under 8484.90.00.00 for metal sheeting gaskets combined with other materials, used in oil & gas processing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If no graphite/composite
Pure metal spiral wounds classify separately from combined materials.
If pipe fittings
Pipeline-integrated gaskets may be pipe fittings parts.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• API 601 certification often required for oilfield applications
• Specify winding ratio (e.g
• 316SS/graphite) to justify classification
Related Products under HTS 8484.90.00.00
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Marine Engine Exhaust Gasket Assortment
Retail-packaged set of dissimilar gaskets including copper-asbestos and multi-layer steel for marine diesel exhaust manifolds. Fits 8484.90.00.00 as assortments put up in envelopes, with metal sheeting combined with other materials for corrosion resistance.
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Oven Door Multi-Layer Gasket
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Valve Stem Multi-Material Seal
Mechanical seal for valve stems using metal sheeting with PTFE and elastomer for chemical valves. 8484.90.00.00 other mechanical seals category.
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