ASTM A192 Boiler Tube Large Diameter

ASTM A192 spec seamless carbon steel tube over 285.8 mm OD for boiler tubes in steam systems. Precisely matches 7304.39.0008 for non-alloy seamless pipes suitable for boilers with large circular cross-section.

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.

7304.59.60.00Same rate: 35%

If alloy steel like SA-213 TP304

Stainless or high-alloy versions use 7304.59.

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

Certify min tensile strength per A192 to validate grade

Separate from pressure tubing (7304.29) by application docs

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