Other
Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of iron or nonalloy steel: > Cold-drawn or cold-rolled (cold-reduced): > Other > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Products classified under HTS 7304.31.60.50
Cold-Drawn Seamless Steel Handrail Tubing
Cold-drawn seamless schedule 40 steel pipe tubing for architectural handrails, 1.5-inch OD. HTS 7304.31.60.50 for cold-reduced circular seamless tube used structurally. Polished finish available.
Cold-Rolled Seamless Steel DOM Tubing
Drawn Over Mandrel (DOM) tubing is a cold-rolled seamless mechanical tube of nonalloy steel, typically 1.5-inch OD x 0.12-inch wall, used in automotive shock absorbers and machinery shafts. Classified under HTS 7304.31.60.50 for its cold-formed circular cross section and seamless nonalloy steel construction. The DOM process provides superior concentricity and surface finish.
Cold-Drawn Seamless Steel Structural Hollow Section
Cold-drawn seamless circular hollow section of nonalloy steel, 3-inch OD x 0.188-inch wall, for structural frameworks in machinery. HTS 7304.31.60.50 covers this as other cold-rolled seamless tube of circular cross section. Provides strength without welding seams.
Cold-Rolled Seamless Steel Roller Tube
Cold-reduced seamless steel tube for conveyor rollers, 2.5-inch OD x 0.125-inch wall, nonalloy steel. Under HTS 7304.31.60.50 as cold-drawn circular seamless tube, other category. Bears rotational loads in material handling.
Cold-Drawn Seamless Steel Automotive Axle Tube
Precision cold-drawn seamless nonalloy steel tube for drive axles, 4-inch OD x 0.25-inch wall. HTS 7304.31.60.50 for cold-formed circular mechanical tubing. High fatigue resistance for vehicle applications.
Cold-Rolled Seamless Steel Heat Exchanger Tubing
Cold-rolled seamless carbon steel tubing for shell-and-tube heat exchangers, 1.25-inch OD x 0.083-inch wall. Classifies HTS 7304.31.60.50 as other cold-reduced seamless tube, not the boiler-specific category. U-bend capable for exchanger configurations.
Cold-Drawn Seamless Steel Furniture Frame Tube
Cold-drawn seamless round steel tubing for office furniture frames, 1-inch OD x 0.065-inch wall, nonalloy. HTS 7304.31.60.50 applies to this mechanical cold-formed tube. Provides aesthetic seamless appearance.
Cold-Rolled Seamless Steel Bicycle Frame Tube
Cold-rolled seamless hi-tensile steel tubing for bicycle frames, 1.125-inch OD x 0.035-inch wall. Under HTS 7304.31.60.50 as cold-formed circular nonalloy mechanical tube. Lightweight strength for cycle construction.
Cold-Rolled Seamless Steel Gym Equipment Tube
Cold-rolled seamless steel tubing for weight machines and exercise equipment frames, 2-inch OD x 0.12-inch wall. Classifies HTS 7304.31.60.50 as other cold-formed seamless circular tube. High-cycle fatigue resistance.
Cold-Drawn Seamless Steel Flagpole Shaft Tube
Cold-drawn seamless nonalloy steel tubing for tapered flagpole shafts, 3.5-inch OD base tapering. HTS 7304.31.60.50 covers cold-formed circular mechanical tube. Taper drawn or machined post-forming.
Cold-Rolled Seamless Steel Trolley Axle Tube
Cold-rolled seamless steel tube for industrial trolley/material handling axles, 1.75-inch OD. Under HTS 7304.31.60.50 as mechanical cold-drawn tube. Precision bearings fit.
Cold-Drawn Seamless Steel Antenna Mast Tube
Cold-drawn seamless telescoping tube sections for antenna masts/CB radio mounts, 2-inch OD x 0.08-inch wall. HTS 7304.31.60.50 for cold-formed circular seamless steel tube. Guy wire attachment holes.
Cold-Drawn Seamless Steel Hydraulic Cylinder Tube
This is a cold-drawn seamless tube of nonalloy steel with a circular cross section, measuring 2-inch OD and 0.25-inch wall thickness, designed for use in hydraulic and pneumatic cylinders. It falls under HTS 7304.31.60.50 as it is a seamless, cold-drawn tube of iron or nonalloy steel, not further processed into tubes, pipes, or hollow profiles for specific uses. The precision inner surface finish makes it ideal for piston rod applications.
Cold-Drawn Seamless Steel Pressure Tubing
High-pressure cold-drawn seamless tubing of nonalloy steel, 1-inch OD x 0.065-inch wall, rated for 5000 PSI in hydraulic systems. HTS 7304.31.60.50 applies to this cold-reduced circular tube not specialized for boilers or other named uses. Meets ASTM A519 specifications for mechanical applications.
Cold-Rolled Seamless Steel Instrument Tubing
Precision cold-rolled seamless tubing of nonalloy steel, 0.75-inch OD x 0.049-inch wall, used for instrumentation and control lines in industrial gauges. Falls under HTS 7304.31.60.50 as other cold-drawn circular seamless steel tube. Fractional sizes conform to ASTM A213/A269 standards.