Nonalloy Steel Seamless Mechanical Tubing
Seamless tubing of nonalloy steel with 4 mm+ walls for mechanical shafts and structural components in vehicles. Under HTS 7304.90.10.00 as other thick-walled seamless products of iron/nonalloy steel.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wall thickness below 4 mm
Thin mechanical tubing uses 7304.90.50 subheading.
If for motor vehicle chassis parts
Vehicle-specific end-use moves to Chapter 87 parts.
Not sure which classification is right?
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Import Tips & Compliance
• SAE or ASTM mechanical tubing grades required for verification
• Distinguish from auto parts via standalone import to stay in 7304
• Bulk import avoids set classification pitfalls
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