X52 Seamless Steel Gas Pipeline Pipe 8 Inch OD 14mm Wall
API 5L X52 grade seamless pipe for natural gas pipelines, nonalloy steel, 8.5-inch (215.9 mm) OD, 14 mm wall thickness for sour service environments. Designed for burial in gas transmission networks. HTS 7304.19.1060 applies to its seamless line pipe specs in the specified size/thickness range.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If welded and of nonalloy steel
Welded line pipes classify under 7306.30 for other pipes, differing from seamless in production method.
If drill pipe or casing for oil well use
Oilfield tubulars like casing shift to 7304.20 based on downhole end-use vs surface pipeline transport.
If threaded/ coupled ends for fitting connections
Tube fittings with threads classify under 7307.19 as pipe fittings, not raw tubes.
Not sure which classification is right?
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Import Tips & Compliance
• Provide chemical composition analysis proving nonalloy status (<1.65% Mn, etc.) to stay in 7304.19 vs alloy 7304.29
• Use thread protector caps during shipping to prevent damage claims; Customs inspects for wall thickness via caliper
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