HS Code for Welded stainless pipe

The classification of welded stainless steel pipe under HS code 7306.11 is determined by the material composition, the manufacturing method, and the specific intended application. Heading 7306 encompasses tubes, pipes, and hollow profiles of iron or steel that are joined by welding or other methods, distinguishing them from the seamless varieties found in heading 7304. To fall under 7306.11, the product must be a "line pipe," which is a specific designation for pipes used in the transport of oil, gas, or water in pipeline systems. Furthermore, the material must meet the definition of stainless steel as provided in the Chapter 72 notes—specifically, an alloy steel containing 1.2% or less of carbon and 10.5% or more of chromium. The welding process, whether longitudinal or spiral, is a defining characteristic that separates this code from 7304.11 (seamless stainless line pipe). Customs authorities look for compliance with international standards such as API 5L or ISO 3183 to verify this classification. The General Interpretative Rules (GIR) 1 and 6 are applied here to ensure the product is classified first by the heading (7306) and then by the specific subheading (7306.11) based on its technical specifications. If a pipe is welded and made of stainless steel but is not intended for oil or gas lines, it would likely fall under 7306.40 instead.

Products Included

• ASTM A312 Welded Stainless Steel Pipe
• API 5L Stainless Line Pipe for Gas Transmission
• Longitudinally Welded Stainless Steel Oil Pipe
• Spiral Welded Stainless Steel Pipeline Sections

Common Misclassification

This code is frequently confused with HS code 7304.11, which covers seamless stainless steel line pipe. The primary difference is the presence of a weld seam. Additionally, general-purpose welded stainless pipes not intended for oil or gas pipelines are classified under 7306.40. Large-diameter welded pipes (exceeding 406.4 mm) may be moved to heading 7305.

FAQ

What is the HS code for Welded stainless pipe?

The HS code for welded stainless steel line pipe used for oil or gas pipelines is 7306.11.

Does this code include pipes for water transport?

While 7306.11 is specifically for oil and gas, similar welded stainless pipes for water or general industrial use are typically classified under 7306.40.