Seamless Brass Instrumentation Tubing 1/4 Inch
Precision seamless brass tubing (1/4" OD) for instrumentation and control lines in gauges and sensors. Under HTS 7411.21.10.00 for seamless copper-zinc alloy pipes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If drawn into bars/rods rather than tubes
Solid profiles classified under Chapter 74 bars/rods.
If as complete instrument components
Instrument parts of base metals go to Chapter 90.
If other copper alloy like phosphor bronze
Tin-dominant alloys shift to bronze classification.
Not sure which classification is right?
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Import Tips & Compliance
• Specify tolerances and surface finish in invoices for accurate classification
• Provide proof of seamless extrusion process vs. welded drawing
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