17-4 PH Stainless Seamless Pipe 3-inch Schedule 40 from Canada
Precipitation hardening 17-4 PH stainless seamless pipe, 3-inch Sch 40 for high-strength structural applications. HTS 7304.49.0060 for other stainless seamless circular pipes. Precipitation grades qualify as stainless steel.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Heat treatment condition (H900/H1150) certification via AMS 5643
• Minimum yield strength documentation for PH grade verification