Chrome-Moly Seamless Pipe 12-inch OD
Seamless 12-inch (304.8 mm) OD alloy steel pipe with 9 mm wall thickness, made from 5Cr-0.5Mo alloy for structural supports in refineries. Meets HTS 7304.59.80.60 criteria: circular seamless profile of alloy steel, OD 285.8-406.4 mm, wall <12.7 mm. High strength-to-weight ratio suits elevated temperature service.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used as drill pipe for oil/gas drilling
End-use as drill pipe/casing reclassifies to specific 7304.29 petroleum tube provisions.
If made from stainless steel alloy
Stainless variants shift to 7305.11 longwelded/certain seamless category.
If imported pre-fabricated into assemblies
Fabricated pipe sections become 'other steel articles' under 7326 if not sold as tubes.
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Import Tips & Compliance
• Include EN 10216-2 or ASME SA213 material specs in documentation for alloy verification
• Measure OD precisely post-processing; cold-drawing can alter dimensions affecting subheading
• Avoid misdeclaration as drill pipe (7304.29); specify non-oilfield use if applicable
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