10-1/2 inch 79# C-110 Duplex Stainless Casing from United States
C-110 grade duplex stainless steel seamless casing pipe with a 10-1/2 inch outside diameter, weighing 79 pounds per foot, with a wall thickness of 19.1 mm. It features VAM 21RPX premium threads for deepwater applications. Its seamless duplex stainless steel construction qualifies it for tariff item 7304.24.00.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Provide documentation showing the duplex stainless steel grade (C-110) to support classification
• Declare the pipe as seamless casing for oil/gas drilling, not as line pipe
• Verify the VAM 21RPX premium thread type is accurately described on the customs declaration