Maximum working pressure: 2800PSITemperature range: -300 degrees Fahrenheit to +392 degrees Fahrenheit temperature range allows you to handle your project in any environmentMaterial: All parts are made of 304 stainless steel, which is hard and will not rust.Advantage:Wear resistance, corrosion resistance, not easy to deform, prevent leakage, easy to installEasy to Install: no need to resort to other tools, convenient for connection and disassembly,NPT thread size does not actual diameter, it is only nominal pipe size.