Sour Service Alloy Steel Drill Pipe NACE Compliant from China
Seamless alloy steel drill pipe certified for sour service environments (H2S gas) per NACE MR0175 standards, used in oil/gas wells with corrosive conditions. HTS 7304.23.60 covers this as alloy steel drill pipe for drilling operations.
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
• Include NACE MR0175 material certification and hardness test results mandatory for sour service classification
• Specify minimum alloy elements (Ni, Cr, Mo) in documentation to qualify as 'alloy steel' vs carbon steel