Seamless Carbon Steel Boiler Tube 60mm OD
Seamless nonalloy steel tube for boiler heat exchangers, 60mm OD and 3.5mm wall thickness. Meets HTS 7304.39.0024 criteria: seamless, circular cross-section, OD 38.1-114.3mm, wall <6.4mm, iron/nonalloy steel. Designed for moderate pressure steam/water service.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If suitable for oil/gas line pipe
Line pipe with threaded/drilled ends uses specific 7304.29 provisions.
If diameter exceeding 114.3mm
Larger OD tubes (>114.3mm) fall under 7307.19 for other diameters.
If imported as heat exchanger parts set
Tube bundles assembled for heat exchangers classify under 8419.50 machinery parts.
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Import Tips & Compliance
• Provide ASTM A179/A192 material specs to confirm boiler tube suitability
• Wall thickness tolerance (+/-12.5%) must average <6.4mm for this subheading
• Distinguish from line pipe (7304.29) by end-use documentation
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