Other
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: > Other: > Butt welding fittings: > With an inside diameter of less than 360 mm: > Of iron or nonalloy steel > 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
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 7307.93.30.40
Steel Butt Weld Lateral Tee 4 Inch
45-degree lateral branch tee, nonalloy steel 100 mm ID, butt weld ends for angled takeoffs. Classifies in HTS 7307.93.30.40 'other' nonalloy butt fittings <360 mm. Used in irrigation and manifold designs.
Carbon Steel Butt Weld Elbow 4 Inch
A 90-degree elbow fitting made of nonalloy steel with an inside diameter of 100 mm, designed for butt welding to join pipe sections in low-pressure piping systems. It falls under HTS 7307.93.30.40 as a butt welding fitting of iron or nonalloy steel with ID less than 360 mm, classified as 'other' due to its standard schedule 40 thickness. Commonly used in water and gas distribution networks.
Nonalloy Steel Butt Weld Tee 6 Inch
A straight tee fitting of carbon steel with 152 mm inside diameter, beveled ends for butt welding to create branch connections in pipelines. Classified under HTS 7307.93.30.40 for 'other' butt welding fittings of nonalloy steel under 360 mm ID. Ideal for industrial plumbing and HVAC systems.
Iron Butt Weld Reducer 2x4 Inch
Concentric reducer fitting of nonalloy iron/steel changing from 50 mm to 100 mm ID, with beveled ends for butt welding in transitional pipe sizing. HTS 7307.93.30.40 applies to these 'other' fittings under 360 mm ID. Used in oilfield and construction piping.
Carbon Steel Butt Weld Cap 3 Inch
Weld cap end closure for 76 mm ID pipes, made of nonalloy steel with beveled rim for butt welding to seal pipe ends. Fits HTS 7307.93.30.40 as 'other' butt weld fitting of iron/nonalloy steel <360 mm ID. Common in process piping shutdowns.
Nonalloy Steel Butt Weld Cross 4 Inch
Four-way cross fitting of carbon steel, 100 mm ID, beveled for butt welding to create perpendicular intersections in piping. Under HTS 7307.93.30.40 for other nonalloy butt welds <360 mm ID. Used in complex manifold systems.
Schedule 40 Steel Butt Weld Elbow 2 Inch
Standard schedule 40 wall thickness 90-degree elbow, nonalloy steel with 50 mm ID for butt welding in general plumbing. HTS 7307.93.30.40 covers these as other iron/nonalloy fittings <360 mm ID. Essential for residential and light commercial installs.
Carbon Steel Long Radius Butt Weld Tee 5 Inch
Long radius tee for smoother flow, carbon steel 127 mm ID, butt weld ends per ASTM specs. Fits 'other' category in HTS 7307.93.30.40 for nonalloy steel <360 mm ID butt fittings. Applied in petrochemical transfer lines.
Nonalloy Steel Eccentric Reducer 1.5x3 Inch
Eccentric reducer to offset pipe centerline, nonalloy steel 38x76 mm ID range, butt weld bevels. HTS 7307.93.30.40 for other such fittings <360 mm max ID. Prevents air pockets in drainage systems.
Wrought Iron Butt Weld Coupling 2.5 Inch
Short coupling sleeve of wrought iron/nonalloy steel, 64 mm ID, double-beveled for butt welding pipe ends. Under HTS 7307.93.30.40 as other butt fittings <360 mm ID. For repair and extension in legacy systems.