High-Pressure Rigid HDPE Tubing
Rigid HDPE tubing for high-pressure chemical transfer in industrial settings. Falls under 3917.21.00.00 for its ethylene-based polymer composition and non-flexible design.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If rigid but from other ethylene copolymers not meeting 95%
Subheading notes place copolymers below 95% ethylene in 'other' rigid categories like 3917.29.
If shaped as specialized fittings rather than straight tube
Complex plastic fittings (elbows/flanges) for valves classify under 8481 appliance parts.
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Import Tips & Compliance
• Submit FTIR spectroscopy reports confirming ethylene polymer predominance
• Declare inner diameter and wall thickness to support rigid tubing status
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