Martensitic Stainless Alloy Tube 15-inch OD from Germany
Seamless 15-inch (381 mm) OD martensitic alloy steel tube (13Cr-4Ni), 8 mm wall, for sour gas service tubing. Though high Cr, classified as 'other alloy' under HTS 7304.59.80.60 for seamless circular profile, OD range, thin wall. Stress corrosion cracking resistance in H2S environments.
Duty Rate — Germany → 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
• Differentiate from austenitic stainless via microstructure reports
• Confirm no austenitic stabilizers (Ni<2.5%) for correct alloy heading
• Measure wall internally/externally for thinnest point compliance