Duplex 2205 Seamless Refining Furnace Tube from Mexico
Seamless Duplex 2205 (S31803) stainless steel tube for process furnace tubes in oil refineries, offering superior SCC resistance in sulfur-rich environments. Circular cross-section for cracking and reforming furnace coils. Included in 7304.49.0045 for refining furnace use and high stainless alloy content.
Duty Rate — Mexico → 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
• Pitting Resistance Equivalent Number (PREN >35) documentation proves duplex stainless suitability
• Furnace coil bending radius specs required to confirm refining furnace application