4 Inch 14.00 lb/ft E75 Sour Service Drill Pipe from China
E75 grade seamless drill pipe optimized for H2S sour service environments in natural gas drilling, 4-inch OD, 14 lb/ft nonalloy steel. Meets NACE MR0175 standards for sulfide stress cracking resistance. Under 7304.23.30.00 as drill pipe of iron/nonalloy steel.
Duty Rate — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include NACE compliance certificates for sour service grades during import clearance
• Specify hardness limits (≤22 HRC) in material certs to validate classification