Laboratory Seamless Steel Vacuum Tubing
Precision seamless nonalloy steel tubes (<4 mm wall) for vacuum systems in laboratory equipment. Fits HTS 7304.90.50.00 as thin-walled seamless pipes of iron/nonalloy steel.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If stainless steel for corrosion resistance
Lab vacuum systems often require stainless, classifying under alloy steel.
If as parts of vacuum apparatus
Specialized lab vacuum components fall under machinery parts.
Not sure which classification is right?
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Import Tips & Compliance
• Specify vacuum-rated construction and cleanliness standards in invoices
• Confirm no special alloys needed for ultra-high vacuum applications
• Package individually to prevent damage and maintain tube classification
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