Butt welding fittings
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Duty Rate (from China)
Subheadings
Products classified under Tariff item 7307.93.00
ASTM A234 WPB Butt-Weld Elbow 150 mm
A carbon steel long-radius elbow fitting per ASTM A234 WPB, with a 150 mm inside diameter, designed for butt-welding in refinery piping systems. This non-alloy steel fitting is classified under tariff item 7307.93.00 as a butt welding fitting of iron or steel, with an inside diameter not exceeding 360 mm.
Black Iron Butt-Weld Equal Tee DN100
An uncoated black iron equal tee with a nominal diameter of DN100 (114 mm outer diameter, approximately 100 mm inside diameter), intended for butt-welded steam distribution lines. This iron butt-welding fitting is classified under tariff item 7307.93.00 as it is a butt welding fitting of iron or steel with an inside diameter under 360 mm.
Carbon Steel Butt-Weld Cross Fitting 3-inch
A four-way cross fitting made from non-alloy carbon steel, with a 75 mm inside diameter, designed for multi-directional pipe connections through butt welding. This fitting falls under tariff item 7307.93.00 as a butt welding fitting of iron or steel, with an inside diameter not exceeding 360 mm.
Carbon Steel Butt-Weld Elbow 4-inch
A 90-degree elbow fitting made from non-alloy steel with an inside diameter of 100 mm, designed for butt welding to connect pipes in low-pressure plumbing systems. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
Carbon Steel Butt-Weld Lateral 4-inch
A 45-degree lateral branch fitting made from non-alloy steel, with a 4-inch size, designed for butt-welded angled pipe takeoffs in mining slurry lines. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
Forged Carbon Steel Butt Weld Elbow 4 Inch
A rough forged elbow fitting made of non-alloy steel with an inside diameter of 100 mm, designed for butt welding in low-pressure piping systems. This fitting is not machined, tooled, or otherwise processed after forging, qualifying it under tariff item 7307.93.00 as a butt welding fitting of iron or non-alloy steel with an inside diameter under 360 mm.
Forged Iron Butt Weld Cap 8 Inch
An end cap fitting forged from cast iron or non-alloy steel, with a 200 mm inside diameter, designed for sealing butt weld pipe ends in construction plumbing. This fitting remains unprocessed after forging, aligning with tariff item 7307.93.00 as a butt welding fitting of iron or non-alloy steel with an inside diameter under 360 mm.
Forged Nonalloy Steel Lateral 5 Inch
A 90-degree lateral wye fitting forged rough from iron or non-alloy steel, with a 125 mm inside diameter, designed for butt welding in sewer lines. This fitting qualifies under tariff item 7307.93.00 as a butt welding fitting of iron or non-alloy steel with an inside diameter under 360 mm, and is unprocessed post-forging.
Forged Nonalloy Steel Tee Fitting 6 Inch ID
A rough-forged straight tee pipe fitting of iron or non-alloy steel, with an inside diameter of 152 mm, designed for butt welding in industrial water lines. This fitting is unmachined after forging, matching tariff item 7307.93.00 as a butt welding fitting of iron or non-alloy steel with an inside diameter under 360 mm.
Forged Steel Butt Weld Stub End 1.5 Inch
A short stub end fitting roughly forged from iron or non-alloy steel, with a 38 mm inside diameter, designed for butt welding to flanges in structural piping. This fitting is not tooled post-forging, fitting tariff item 7307.93.00 as a butt welding fitting of iron or non-alloy steel with an inside diameter under 360 mm.
Iron Butt-Weld Reducing Coupling 2-inch to 1.5-inch
A reducer coupling cast from iron or non-alloy steel, connecting 50 mm to 40 mm pipes via butt welding in structural piping. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
Nonalloy Steel Butt-Weld Cap 8-inch
An end cap fitting made of non-alloy steel, with a 200 mm inside diameter, designed to be butt-welded to terminate pipe runs in utility systems. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
Nonalloy Steel Butt-Weld Stub End 6-inch
A stub end fitting for lap joint flanges, made of non-alloy steel with a 6-inch inside diameter, designed to be butt-welded to pipe ends. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
Nonalloy Steel Butt-Weld Tee 6-inch
A straight tee fitting made of iron or non-alloy steel, with a 150 mm inside diameter, designed for branching pipe runs in industrial water systems via butt welding. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.
WPHY 42 Carbon Steel Butt-Weld Return Bend
A high-yield WPHY 42 grade return bend (180°) made of non-alloy steel with an inside diameter under 360 mm, designed for close-radius pipe turns in high-pressure gas lines. This butt-welding fitting is classified under tariff item 7307.93.00 as it is made of iron or non-alloy steel with an inside diameter under 360 mm.