Centrifugally Cast Iron Pressure Pipe DN100
DN100 (4-inch, 109 mm ID) centrifugally cast ductile iron pressure pipe for high-pressure service lines. Polyethylene encased for extra protection. Qualifies under HTS 7303.00.00.60 as small ID pressure pipe of cast iron.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with mechanical joints/flanges attached
Pipes with integral fittings classified as pipe fittings.
If welded internally/externally
Welded construction shifts to other steel pipe headings.
If components for heat exchangers
Heat exchanger parts classified under Chapter 84.
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Import Tips & Compliance
• Certify centrifugal casting method per EN 545 standards for European compliance
• Include burst test results (>48 bar) proving pressure capability
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