Backup Rolls for Cold Rolling Mills
Large diameter backup rolls provide structural support behind work rolls in cold rolling mills for precise thickness reduction of steel strips. Classified under HTS 8455.90.80.00 as other parts of metal-rolling mills, these are essential for maintaining roll alignment under high pressure.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If featuring integrated roller bearings
Rolls with permanently attached bearings are classified as complete bearing assemblies in Chapter 84.
If designed specifically for rolling mill cranes or material handlers
Parts for cranes and lifting equipment in metalworking fall under heading 8431, not rolling mills.
If imported with integrated cooling systems as complete units
Machinery with integrated fluid handling for temperature control may shift to Chapter 84 industrial machinery.
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
• Include load-bearing capacity specs and hardness ratings (e.g
• HRC 60+) in import docs to distinguish from general bearings
• Check for anti-dumping duties on rolls from specific countries like China or India
• Label clearly as 'mill rolls only - not for resale as machine parts' to prevent reclassification
Related Products under HTS 8455.90.80.00
Forged Steel Work Rolls for Hot Rolling Mills
These are precision-forged steel rolls used as the primary contact rolls in hot strip rolling mills to shape metal slabs into sheets. They fall under HTS 8455.90.80.00 as other parts of metal-rolling mills, specifically work rolls thereof, designed for high-temperature deformation of metals.
Chilled Cast Iron Guide Rolls
Chilled cast iron rolls used to guide and align steel strips entering rolling mills, preventing edge damage. These fall under HTS 8455.90.80.00 as other parts of metal-rolling mills, distinct from shaping work rolls.
Tungsten Carbide Surfaced Leveling Rolls
Specialized leveling rolls with tungsten carbide coating for flatness correction in rolling mill entry sections. Classified in HTS 8455.90.80.00 as other coated parts for metal-rolling mills.
Segmented Roll Assemblies for Wide Strip Mills
Modular segmented rolls composed of multiple arc segments bolted together for 2000mm+ wide hot strip mills. Falls under HTS 8455.90.80.00 as assembled other parts of large-scale metal-rolling mills.
Quick-Change Work Roll Cassettes
Cassette systems holding work rolls for rapid changeover in tandem rolling mills, minimizing downtime. Classified under HTS 8455.90.80.00 as specialized handling parts for metal-rolling mills.
Roll Neck Bearing Housings
Precision machined housings that support roll neck bearings in rolling mill stands. These are other parts under HTS 8455.90.80.00, integral to roll support systems in metal-rolling mills.