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3917.32.00/PBT Polybutylene Terephthalate Tubing/Japan

PBT Polybutylene Terephthalate Tubing from Japan

Engineering PBT tubing for electrical insulation and hot water lines. Unreinforced 3917.32.00, no fittings; polyester polymer classification.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Hydrolytic stability testing for hot water claims

• PET vs PBT polymer distinction docs

• Electrical safety certifications (UL, CSA)