[Derek] sent in this electric ball valve he built for his bio-diesel reactor. If you haven’t checked, the commercial versions are pretty expensive. His solution was to mate a salvaged saturn ...

Find expert tips on selecting valves for your piping system, covering types, materials, and compliance to ensure safety, efficiency, and long-term reliability.

as its globe-shaped AltaValve is designed to fit entirely within the left atrium, instead of being placed at the site of the mitral valve between the chamber and the lower left ventricle.

but the valve damage will likely be reduced as the plug moves away from the seat. Figure 4. This graph compares the vena contracta pressures of a high recovery (ball, butterfly) valve versus a low ...