This metal pipe flange meets the standards for ANSI B16.5, ASTM A182, has a maximum operating pressure of 150 psi and is silver, has an operating temperature of -60 Degrees to 450 Degrees F and is made of 304-grade stainless steel. In addition, it has 9 inch outside diameter and is a threaded flange. Plus, it has a Flanged x FNPT connection type.