Seamless Steel Flowline Pipe 13.5-inch OD from Canada
Nonalloy seamless pipe for subsea flowlines, 342.9 mm OD, 10.8 mm wall thickness, sour service resistant. Fits 7304.39.0062: circular seamless tube of iron/nonalloy steel, 285.8-406.4 mm OD range, <12.7 mm wall. Used in offshore production manifolds.
Duty Rate — Canada → 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
• HIC/SSCC test certs common for sour service—include to support value but not classification
• Measure OD post-coating; epoxy linings shouldn't alter dimensional classification
• Avoid 'riser' declaration—pure flowline stays tubes, risers may invoke 7304.29 or parts