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 Dual Plate Check Valves are internally installed, preventing outside leakage common from designs with external stems.