Steel Cast Axle Housing for Tunnel Boring Machine from Japan
This heavy-duty cast steel axle housing is used in the undercarriage of tunnel boring machines (TBMs) for subway and infrastructure projects. It encases axles for the rotating cutter head drive system, enduring extreme pressures. HTS 8431.49.90.25 applies as a cast part principally for tunneling machinery of heading 8430.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.82.2215%Section 232: derivative steel (c)(xi), product of AR/EC/SV/GT/JP/KR/LI/CH/TW/GB/EU — 15%
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
• Provide CAD drawings and OEM part numbers linking to specific TBM models for binding ruling requests
• Ensure heat treatment certifications for cast steel to meet safety standards in mining applications
• Monitor EU carbon border adjustment for steel-intensive imports