Product SKU:RA-CV-1702-B Size:1/2Inch Material:Brass Full Port Nominal Pressure:4.0mpa Torque Controlled Assembly,100 Percent Leakage Proof Working Temperature:-20 Deg C Less than or equal to T Less than or equal to 180 Deg C Suitable Medium:Water, Non-Causticity Liquid and Saturated Steam High Quality Teflon Washer(PTFE) Best Valuable Choice Warranty:5Years Check Valve