Cold-Drawn Duplex 2205 Stainless Instrumentation Tubing
Seamless cold-drawn Duplex 2205 (UNS S32205) alloy steel tubing for oil/gas pressure sensors, circular cross-section under 10mm. Classifies 7304.51.50.60 other cold-rolled seamless alloy tubes. Corrosion-resistant alloy steel hollow profile.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If standard stainless duplex
Recognized stainless duplex may fall under stainless subheading.
If oilfield parts
End-use as sensor housings shifts to oil/gas machinery parts.
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Import Tips & Compliance
• Duplex ferrite-austenite microstructure certs prevent standard stainless reclass
• API 5CT or ASTM A789 specs for traceability
• Hydrostatic test data avoids parts classification
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