Porcelain Pump Valve Body
A precision-machined porcelain component used as the valve body in industrial pumps for handling corrosive chemicals. Classified under HTS 6909.11.20.00 as a machinery part made of porcelain for chemical or technical uses, fired after shaping with low water absorption.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled into complete valve mechanism
Assembled parts of pumps and valves shift to Chapter 84 machinery classification.
If made of refractory ceramics for high-temperature use
Refractory ceramic parts for furnaces or kilns fall under heading 6903, not technical ware.
If classified as other ceramic articles not specifically for technical machinery
General ceramic articles without proven laboratory/chemical use go to heading 6914.
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Import Tips & Compliance
• Verify porcelain composition via ASTM C373 water absorption test (<0.5% for classification)
• Provide manufacturer specs confirming technical use in machinery to avoid reclassification
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