Wafer vs Lug Butterfly Valve
Wafer vs Lug Butterfly Valve: Which to Choose (UPVC, CPVC, PPH & PVDF) A wafer butterfly valve is clamped between two pipe flanges; a lug butterfly valve has threaded lugs so each flange bolts to it independently. The practical difference comes down to one thing: a lug valve can be used for dead-end (end-of-line) service […]
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