Cold-Drawn 17-4 PH Stainless Steel Capillary Tube

Ultra-precise seamless cold-drawn capillary tubing from 17-4 precipitation hardening stainless alloy steel, circular cross-section for medical instruments. HTS 7304.51.50 covers this as 'other' cold-rolled seamless tubes of alloy steel under 16mm dimension. Tight tolerances enable use in catheters and sensors.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7222.40Lower: 10% vs 35%

If not hollow profile but bar stock

Solid bars of stainless steel fall under Chapter 72, not hollow tubes.

7304.41.60Lower: 17.5% vs 35%

If suitable for pressure vessels

Tubes designed for high-pressure service classify under specific pressure vessel subheading.

9018.39.00Lower: 10% vs 35%

If processed into finished medical needle tubing

Further worked tubes for medical instruments shift to Chapter 90.

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

Provide surface finish specs (e.g

Ra <0.8μm) to distinguish from hot-finished tubes

Bulk vs retail packaging; retail sets may invoke GRI 3 for composite goods