Super Duplex SAF 2507 Welded Line Pipe 12 Inch from China
High-performance super duplex SAF 2507 stainless welded pipe, 304.8 mm OD (just over 114.3 mm), for sour gas service in oilfields. HTS 7306.11.00.50 applies to its large-diameter welded stainless design for pipelines.
Duty Rate — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• Provide PQR/WPS records for weld procedures specific to super duplex materials
• Measure OD precisely—marginal cases near 114.3 mm require gauge certification
• Ensure no plastic lining, which could reclassify under lined pipe provisions