X52 PSL2 Line Pipe 18 Inch OD
PSL2 grade X52 seamless alloy steel line pipe, 18-inch OD (457.2 mm), for sour and high-pressure gas lines. Fits HTS 7304.19.5050 as alloy steel seamless pipe within the specified OD range for oil/gas pipelines.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other alloy steel, different diameter
Non-line pipe alloy tubes or different sizes shift within 7304.3x.
If longitudinally submerged arc welded
Welded construction, even large diameter, moves to 7305 for line pipes.
If parts of gas turbines
Same spec pipe becomes Chapter 84 part if for turbo-machinery.
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Import Tips & Compliance
• PSL2 requires enhanced traceability docs like heat/lot numbers throughout supply chain
• Avoid over-specifying wall thickness; OD governs this statistical breakout
• For coated pipes, declare coating type separately to prevent material misclassification
Related Products under HTS 7304.19.50.50
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