Super Duplex SAF 2507 Tubing for Sour Gas Wells

Seamless super duplex stainless steel tubing (SAF 2507) for high-pressure sour gas well applications, OD 88.9 mm, wall 8.0 mm. HTS 7304.24.60.15 applies to its seamless stainless steel construction designed as drill tubing for oil/gas extraction.

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.

7222.40Lower: 10% vs 35%

If considered stainless steel bars

If not specifically oilfield tubing shape/function, may classify as stainless bars/tubes.

7307.19.30Higher: 40.6% vs 35%

If threaded and coupled

Tubing sold with threaded connections may classify as tube/case fittings.

7304.29.61Same rate: 35%

If outside diameter >114.3 mm

Same spec tubing but larger diameter moves to larger OD statistical reporting.

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

Include PREN (Pitting Resistance Equivalent Number) calculations proving >40 for duplex stainless

Provide hydrotest and flattening test reports per API 5CT standards

Declare exact alloy grade (S32750) to distinguish from standard stainless for proper duty assessment

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