Answer
Sep 03, 2025 - 10:40 AM
Corzan® CPVC materials boast a Hydrostatic Design Basis (HDB) of 4000 psi at 72 °F (23 °C) and 1000 psi at 180 °F (82 °C) according to PPI TR‑4 specifications. corzan.com+1
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In practical terms, that means the material itself could theoretically handle those pressures—but fitting and design ratings are more conservative to ensure safety and reliability under real-world conditions.
