</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Magnesia Carbon Brick Inserts from Germany

Magnesia matrix inserts with carbon additives for BOF vessel linings. Classified HTS 6815.91.00 for primary magnesite content despite carbon. Used in basic oxygen furnace steelmaking.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Carbon content <20% keeps classification at 6815.91

BOF end-use letters prevent Chapter 69 shift

Avoid 'graphite brick' terminology