Thick-Wall Alloy Steel Pressure Piping
Seamless circular alloy steel pipes with 152.4 mm OD and 22 mm wall thickness, engineered for high-pressure fluid transport in petrochemical plants. Fits HTS 7304.59.80.40 for seamless alloy steel, OD 114.3-190.5 mm, wall ≥19 mm.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If non-alloy steel composition
Base carbon steel versions classify under 7304.39 with same form and dimensions.
If imported as turbocharger components
Specific end-use as machinery parts may shift to Chapter 84 per end-use rules.
If wall thickness under 19 mm
Thinner walls in same diameter range fall under adjacent thickness subheading.
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Import Tips & Compliance
• Obtain material test reports confirming alloy elements like chromium/molybdenum content
• Ensure no internal/external welds; any welding disqualifies from seamless classification
• Label dimensions clearly on packing lists to match statistical reporting requirements
Related Products under HTS 7304.59.80.40
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