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Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of iron or nonalloy steel: > Other

Duty Rate (from China)

35%
MFN Base RateFree
9903.03.01+10%

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

9903.91.01+25%

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

Total Effective Rate35%

Subheadings

7304.39.00.02Having an outside diameter less than 38.1 mm
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7304.39.00.04Having an outside diameter of 38.1 mm or more but less than 190.5 mm
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7304.39.00.06Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm
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7304.39.00.08Having an outside diameter exceeding 285.8 mm
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7304.39.00.16Galvanized, having an outside diameter not exceeding 114.3 mm
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7304.39.00.20Having an outside diameter less than 38.1 mm
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7304.39.00.24Having a wall thickness less than 6.4 mm
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7304.39.00.28Having a wall thickness of 6.4 mm or more but not exceeding 12.7 mm
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7304.39.00.32Having a wall thickness exceeding 12.7 mm
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7304.39.00.36Having a wall thickness less than 12.7 mm
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7304.39.00.40Having a wall thickness of 12.7 mm or more but less than 19 mm
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7304.39.00.44Having a wall thickness of 19 mm or more
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7304.39.00.48Having a wall thickness less than 12.7 mm
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7304.39.00.52Having a wall thickness of 12.7 mm or more but less than 19 mm
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7304.39.00.56Having a wall thickness of 19 mm or more
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7304.39.00.62Having a wall thickness less than 12.7 mm
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7304.39.00.68Having a wall thickness of 12.7 mm or more but less than 19 mm
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7304.39.00.72Having a wall thickness of 19 mm or more
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7304.39.00.76Having a wall thickness less than 19 mm
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7304.39.00.80Having a wall thickness of 19 mm or more
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Products classified under HTS 7304.39.00

Schedule 40 Seamless Steel Pipe 2-inch

A seamless steel pipe with a 2-inch nominal diameter and Schedule 40 wall thickness, made from nonalloy steel with circular cross-section. It is used for pressure piping in plumbing and industrial applications. Classified under 7304.39.00 as other seamless tubes/pipes of iron or nonalloy steel, not suitable for boring.

Seamless Steel Boiler Tube 3-inch

Seamless circular tube of nonalloy steel, 3-inch diameter, designed for high-pressure boiler service. Meets ASTM A106 Grade B specifications for elevated temperature applications. Falls under 7304.39.00 as other seamless pipes not for boring into tubes.

Seamless Hydraulic Cylinder Tube 4-inch

Precision seamless steel tube, 4-inch OD, nonalloy steel, honed interior for hydraulic cylinder barrels. Used in heavy machinery hydraulic systems. Classified in 7304.39.00 for other seamless iron/nonalloy steel pipes of circular section.

ASTM A519 Seamless Mechanical Tubing 1-1/2 inch

Seamless carbon steel mechanical tubing per ASTM A519, 1-1/2 inch OD, for machinery shafts and structural uses. Nonalloy steel with circular cross-section. Under 7304.39.00 as other seamless pipes/tubes.

Seamless Steel Fence Post Tubing 2-3/8 inch

Heavy-duty seamless nonalloy steel tubing, 2-3/8 inch OD, for chain-link fence posts and agricultural fencing. Circular cross-section suitable for structural outdoor use. HTS 7304.39.00 for other seamless pipes.

Seamless Steel Condenser Tube 1-inch

Thin-wall seamless nonalloy steel tube, 1-inch OD, for heat exchanger condensers in power plants. Designed for corrosive environments with enhanced surface treatment. Classified 7304.39.00 as other circular seamless tubes.

Schedule 80 Seamless Steel Pipe 1-1/4 inch

High-pressure seamless steel pipe, Schedule 80 thickness, 1-1/4 inch nominal, nonalloy steel for demanding fluid transport. Circular cross-section for general industrial piping. Under HTS 7304.39.00 other category.

Seamless Steel Axle Housing Tube 3-1/2 inch

Large diameter seamless nonalloy steel tube for heavy truck axle housings, 3-1/2 inch OD. Provides structural integrity in vehicle suspension systems. HTS 7304.39.00 for other seamless circular tubes.

Seamless Steel Roller Tube 6-inch

Heavy-wall seamless steel tube, 6-inch diameter, for conveyor rollers and industrial material handling equipment. Nonalloy steel with circular profile for bearing mounting. Classified under 7304.39.00.

ASTM A333 Grade 6 Low-Temp Seamless Pipe 4-inch

Seamless carbon steel pipe ASTM A333 Gr.6 for low-temperature service (-46°C), 4-inch diameter, nonalloy steel. Used in cryogenic piping systems. Falls under 7304.39.00 other seamless category.

Seamless Steel Structural Column Pipe 8-inch

Large diameter seamless nonalloy steel pipe, 8-inch for building column applications and structural supports. Provides high load-bearing capacity with circular section. HTS 7304.39.00 classification.

Seamless Steel Pneumatic Cylinder Barrel 2-inch

Precision ID honed seamless steel tube, 2-inch bore, for pneumatic cylinder barrels in automation equipment. Nonalloy steel circular tube. Under 7304.39.00 as other seamless pipes.

Seamless Steel Instrument Tube 3/4-inch

Small diameter seamless nonalloy steel tube for instrumentation and control lines, 3/4-inch OD. High precision for pressure and temperature sensing systems. Classified 7304.39.00 other category.

Seamless Steel Exhaust Tubing 1-1/2 inch

Seamless mild steel tubing, 1-1/2 inch for automotive exhaust manifolds and headers. Nonalloy steel circular section withstands thermal cycling. HTS 7304.39.00 for other seamless tubes.

Seamless Steel Pump Shaft Tube 5-inch

Large seamless nonalloy steel tube, 5-inch diameter, for centrifugal pump shafts and sleeves. Provides corrosion resistance in fluid handling pumps. Under 7304.39.00 classification.