Alloy Steel Flange Adapter Fitting

Adapter fitting with one flanged end and one pipe end, made of alloy steel (non-stainless), for flange-to-pipe transitions. HTS 7307.99.50.60 for other alloy steel fittings. Used in power plants.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4.3%+35.0%39.3%
🇲🇽Mexico4.3%+10.0%14.3%
🇨🇦Canada4.3%+10.0%14.3%
🇩🇪Germany4.3%+10.0%14.3%
🇯🇵Japan4.3%+10.0%14.3%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7307.91.10.00Lower: 38.3% vs 39.3%

If stainless flange adapters

Stainless adapters under 7307.91 flanged fittings.

7307.93.90Same rate: 39.3%

If other stainless fittings

Broader stainless category if not specifically flanged.

7304.39.00Lower: 35% vs 39.3%

If as unfinished alloy tubes

Lack of machining keeps in tube headings.

Not sure which classification is right?

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Import Tips & Compliance

Distinguish from full flanges; adapters have pipe connection

ASME flange class documentation required

Alloy cert to prevent stainless misclass

Related Products under HTS 7307.99.50.60

Alloy Steel Tee Pipe Fitting

A T-shaped pipe fitting of alloy steel (except stainless) that allows a pipe branch connection perpendicular to the main line, ideal for hydraulic systems. Classified under HTS 7307.99.50.60 for other alloy steel tube/pipe fittings not specified elsewhere. Used in construction and manufacturing for fluid distribution.

Alloy Steel Cross Pipe Fitting

A cross-shaped fitting of alloy steel (except stainless) enabling four-way pipe connections, used in complex industrial manifolds. Falls under HTS 7307.99.50.60 for other alloy steel tube/pipe fittings. Applied in high-pressure steam systems.

Alloy Steel Union Pipe Fitting

A union fitting made of alloy steel (non-stainless) allowing easy disconnection of pipes without cutting, with swivel nut design. Fits HTS 7307.99.50.60 as other alloy steel tube fittings. Vital for maintenance in HVAC systems.

Alloy Steel Nipple Pipe Fitting

Short threaded nipple fitting from alloy steel (non-stainless), connecting two pipes or fittings closely. HTS 7307.99.50.60 covers this as other alloy steel fitting. Used in instrumentation and machinery.

Alloy Steel Wye Pipe Fitting

Y-shaped wye fitting of alloy steel (except stainless) for splitting flows in piping, common in sewer and ventilation. Under HTS 7307.99.50.60 as other alloy steel tube fittings. For municipal infrastructure.

Alloy Steel Expansion Joint Fitting

Bellows-style expansion joint fitting of alloy steel (except stainless) absorbing pipe movement from thermal expansion. Classified HTS 7307.99.50.60 as other fitting. For turbine exhaust systems.