Trench Drain Steel Grating Covers
Heavy-duty steel grating covers for industrial trench drains in parking garages and factories. Classified HTS 7308.90.70.00 as steel grating prepared for structural drainage applications. Ductile iron options exist but steel versions provide higher load ratings.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If cast iron rather than fabricated steel
Cast grating products classify under iron castings regardless of structure use.
If part of complete bridge or lock gate assemblies
Integrated into larger structures like bridge sections.
If marketed specifically as drainage machinery parts
Parts for material handling/drainage equipment may classify to Chapter 84.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include ADA compliance certification for pedestrian load classes
• Specify grate locking mechanism to differentiate from simple castings
• Declare as 'structural grating' not 'castings' to avoid 7325 reclassification
Related Products under HTS 7308.90.70.00
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Stainless Steel Bar Grating for Marine Decking
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Pressure-Locked Steel Grating Panels
Pre-fabricated pressure-locked steel grating panels with aluminum oxide coated cross bars for architectural mezzanines. HTS 7308.90.70.00 covers this steel grating designed for structural flooring in commercial buildings. The interlocking design allows easy installation without welding.
Fiberglass Reinforced Steel Grating
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Serrated Surface Steel Walkway Grating
Serrated steel grating for pedestrian walkways in oil refineries and power plants. HTS 7308.90.70.00 applies to this safety-enhanced steel grating for structural elevated platforms. The teeth pattern prevents slips in oily/wet conditions.