The 4" 300# Carbon Steel Butt Weld Swing Check Valve with A-216 WCB Trim from Service Metal Products is engineered for high-pressure applications. This valve features a standard bore design, ensuring optimal flow and performance. Constructed from durable carbon steel, it offers excellent resistance to corrosion and wear. Rated for 300# pressure, it is suitable for various applications including water, gas, and air. The swing check design allows for efficient flow management, preventing backflow in piping systems. This valve meets industry standards, ensuring reliable performance in both residential and industrial settings.