7306.19.51.50/Sour Service Resistant Alloy Line Pipe/China

Sour Service Resistant Alloy Line Pipe from China

Alloy steel welded line pipe (16-inch OD) engineered for H2S sour service in oil/gas, per NACE MR0175. HTS 7306.19.51.50 covers its large diameter and pipeline-specific design.

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
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Import Tips

• Provide NACE MR0175 material certification to prove H2S resistance for customs and end-user acceptance

• Include hardness test results, as sour service grades have strict limits

• Avoid mixing with standard grades in shipments to prevent cross-contamination claims

Sour Service Resistant Alloy Line Pipe from China — Import Duty Rate | HTS 7306.19.51.50