Galvanized Steel Pipe Sleeve Coupling
A threaded sleeve coupling made of nonalloy steel with a galvanized coating, used to join two plain-end steel pipes in plumbing systems. It falls under HTS 7307.92.30.10 as a threaded sleeve of iron or nonalloy steel, distinct from elbows or bends. Commonly applied in water supply and drainage installations.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If alloy steel construction
Alloy steel sleeves (over 10% alloying elements) shift to the 'other' alloy steel category in the same heading.
If stainless steel
Stainless steel variants are classified separately under the stainless steel subheading for threaded sleeves.
If not threaded
Non-threaded sleeves or couplings of nonalloy steel fall under the unflanged, non-threaded fittings provision.
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Import Tips & Compliance
• Verify the steel is nonalloy (less than 10% alloying elements) via mill test certificates to avoid reclassification
• Ensure threading specifications match US standards (e.g
• NPT) to comply with plumbing codes and prevent customs holds
• Declare exact dimensions and galvanization process; anti-dumping duties may apply to certain galvanized steel products from specific countries
Related Products under HTS 7307.92.30.10
Black Malleable Iron Pipe Coupling Sleeve
Threaded sleeve coupling forged from malleable iron, featuring a black oxide finish for corrosion resistance in gas piping. Classified under HTS 7307.92.30.10 as a sleeve (coupling) of iron or nonalloy steel. Ideal for low-pressure natural gas distribution lines.
NPT Threaded Iron Sleeve Coupling 1-1/2 Inch
1-1/2 inch NPT threaded sleeve coupling cast from nonalloy iron, designed for joining galvanized pipes in irrigation systems. Falls under HTS 7307.92.30.10 for iron/nonalloy steel threaded sleeves (couplings). Provides secure, leak-proof connections in agricultural setups.
Heavy-Duty Nonalloy Steel Repair Sleeve
Extra-thick walled threaded sleeve of nonalloy steel for repairing damaged pipes in oilfield applications. HTS 7307.92.30.10 applies to such iron/nonalloy steel threaded sleeves/couplings. Built to withstand high-pressure hydrocarbon flows.
1 Inch Galvanized Iron Threaded Pipe Coupler
1-inch diameter galvanized iron threaded sleeve coupler for residential water lines. HTS 7307.92.30.10 designates it as a nonalloy steel threaded sleeve. Zinc coating ensures longevity in damp environments.
Malleable Steel Straight Pipe Sleeve Connector
Straight threaded sleeve connector from malleable nonalloy steel for mechanical piping repairs. Under HTS 7307.92.30.10 for iron/nonalloy threaded sleeves. High tensile strength for industrial conduit applications.
Schedule 40 Steel Threaded Sleeve Adapter
Threaded sleeve coupling compliant with ASTM A53 Schedule 40 steel pipe standards, used for straight connections in structural frameworks. HTS 7307.92.30.10 covers this as a nonalloy steel threaded sleeve. Essential for mechanical and HVAC piping repairs.