Seamless Boiler Tube SA-192 OD 7.5-inch 13mm WT

ASME SA-192 seamless carbon steel boiler tube, 190.5 mm OD, 13 mm wall, for low/medium pressure boilers. Under HTS 7304.39.0052 for its seamless non-alloy steel construction and exact dimension match. Used in fire-tube boilers for superheated steam generation.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

7304.51Lower: 10% vs 35%

If for high-pressure superheaters

Tubes designed for >290 psi and temps >212°F classify as boiler tubes under 7304.51.

7306.40.10Same rate: 35%

If furnace-butt welded

Welded boiler tubes use heading 7306, excluding seamless construction.

8481.90.90Same rate: 35%

If as part of complete boiler assembly

Imported within finished boilers, shifts to Chapter 84 as pressure vessel parts.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

ASME certification mandatory; provide material traceability from melt to tube

Hydrotest pressure records essential—customs verifies against SA-192 min requirements

Distinguish from superheater tubes (7304.51) via service pressure documentation

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