Unlike forging, casting uses the liquid form of metal to create valves. These metals are melted into a molten liquid and poured into various molds. One of the biggest benefits of casting is that it can create valves with complex shapes, patterns, and sizes. Using a mold to manufacture these devices gives you more freedom to make different types valves with more intricate parts.
Chaoda Swing Check Valves are the ideal choice for back flow prevention.