Cold-Reduced Seamless Steel Instrumentation Tubing
Cold-reduced seamless tube from nonalloy steel for instrumentation and control systems in industrial machinery. Falls under HTS 7304.31.60 for other cold-drawn/rolled circular cross-section tubes of iron or nonalloy steel.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If of stainless steel
Stainless grades like 304/316 classify under cold-drawn stainless tube headings.
If sold as tube fittings set with connectors
When packaged with end fittings for retail sale, it may enter tube fittings category.
If for use in pumps as replacement parts
End-use in specific machinery like pumps shifts to Chapter 84 parts.
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Import Tips & Compliance
• Include pressure rating certifications to distinguish from conveyance pipes under 7304.31 other subheadings
• Ensure no cross-sectional dimension exceeds 16mm if bordering 'wire' definition per Chapter 73 notes
• Document cold-reduction process (e.g
• pilgering) to prevent reclassification as hot-formed
Related Products under HTS 7304.31.60
Cold-Drawn Seamless Steel Trolley Frame Tube
Cold-drawn seamless nonalloy steel tubes forming frames for industrial trolleys and carts. Classified in HTS 7304.31.60 for other cold-formed steel tubes.
Cold-Drawn Seamless Steel Hydraulic Tube
A seamless tube made from nonalloy steel, cold-drawn to precise tolerances for use in hydraulic systems and cylinders. It falls under HTS 7304.31.60 as a cold-drawn tube of circular cross-section, other than those for boilers, tubes or pipes suitable for drilling, or having a wall thickness of 0.8mm or less.
Cold-Rolled Seamless Steel Pneumatic Cylinder Tube
Precision cold-rolled seamless tube of nonalloy steel designed for pneumatic cylinders in automation equipment. Classified under HTS 7304.31.60 due to its cold-formed circular cross-section, excluding specialized tubes like those for oil/gas drilling or boilers.
Cold-Drawn Seamless Steel Shock Absorber Tube
High-precision cold-drawn seamless nonalloy steel tube used in automotive shock absorbers for smooth piston movement. It qualifies for HTS 7304.31.60 as 'other' cold-drawn circular tubes, not meeting criteria for boiler tubes, drill pipes, or thin walls.
Cold-Drawn Seamless Steel Furniture Frame Tube
Lightweight cold-drawn seamless nonalloy steel tube used in the structural frames of modern furniture. Classified in HTS 7304.31.60 as other cold-formed circular tubes, excluding those for specialized industrial applications.
Cold-Rolled Seamless Steel Bicycle Frame Tube
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