Super Duplex 2507 Stainless Steel Sour Gas Line Pipe from Japan
High-strength seamless super duplex 2507 stainless steel pipe for sour gas pipelines, PREN >40 for extreme corrosion resistance. Used in high-pressure gathering lines from wells. Classified under 7304.11.00 as stainless steel seamless line pipe for gas pipelines.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Super duplex requires positive material identification (PMI) testing documentation
• Declare exact wall thickness/schedule as it affects pressure rating verification
• For offshore pipeline use, include DNV-OS-F101 qualification certificates