Galvanized Steel Pipe Nipple 1/2 Inch
A short length of galvanized nonalloy steel pipe with male threads on both ends, used to connect two female-threaded pipes or fittings in plumbing systems. Classified under HTS 7307.99.50.15 as a nipple of iron or nonalloy steel, distinct from elbows or couplings due to its straight, threaded design.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as part of a pipe coupling set
Assembled sets of fittings for retail sale shift to composite goods classification.
If made of stainless steel
Stainless steel composition moves it to the stainless steel subheading in 7307.23.
If imported in bulk as unfinished tube sections
Unthreaded or semi-finished tubes without fitting function classify as plain tubes.
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Import Tips & Compliance
• Verify galvanization meets ASTM A53 standards and provide mill test certificates for customs valuation
• Label with exact dimensions, thread type (NPT), and material composition to avoid misclassification as alloy steel
Related Products under HTS 7307.99.50.15
Black Malleable Iron Pipe Nipple 3/4 Inch
A 3/4-inch diameter close nipple made from malleable iron, featuring NPT threads on both ends for joining pipes in low-pressure gas or water lines. Falls under 7307.99.50.15 as a nonalloy steel tube fitting specifically termed a 'nipple' in plumbing trade.
Schedule 40 Steel Nipple 1 Inch Long Barrel
A 1-inch long barrel nipple of Schedule 40 nonalloy steel pipe, threaded on both ends for secure pipe connections in industrial hydronic heating systems. HTS 7307.99.50.15 applies to these straight iron or nonalloy steel pipe fittings known as nipples.
Close Iron Pipe Nipple 1/4 Inch
A minimal-length (close) nipple of wrought iron or nonalloy steel, 1/4-inch size with double male NPT threads for tight space connections in instrumentation piping. Classified in 7307.99.50.15 as other nonalloy steel nipples, excluding specialized alloy or cast types.
Nonalloy Steel Hex Nipple 1-1/2 Inch
A 1-1/2 inch hexagonal middle-section nipple of nonalloy steel, double-threaded for wrench-tightening in heavy-duty water supply lines. Under HTS 7307.99.50.15 for iron/nonalloy steel pipe nipples, valued for their fitting function over tubular form.
Galvanized Reducing Pipe Nipple 1/2 x 3/4 Inch
A reducing nipple with 1/2-inch to 3/4-inch threaded ends, galvanized nonalloy steel for corrosion resistance in outdoor plumbing transitions. HTS 7307.99.50.15 covers such nonalloy steel nipples despite size variation, as straight fittings.
Welded Steel Pipe Nipple 2 Inch
A 2-inch diameter nipple cut from welded nonalloy steel pipe, double male threaded for structural fire sprinkler connections. Fits 7307.99.50.15 as iron/nonalloy nipples used in pressure-rated systems.