ASME B16.5 Flange belongs to the B16.5 standard which covers pipe fittings of ¼ inches to 24 inches in diameter. R.C. Metal Corporation is a manufacturer and supplier of these ANSI B16.5 Steel Pipe Flanges and other material made flanges in various types and dimensions. The different materials, the different types and the different Steel Pipe Flanges Dimensions are suited for varying applications. The physical, mechanical and chemical properties vary depending on the ASME B16.5 Flange Material. The stainless steel materials are the most used to manufacturing different types, sizes, pressure classes and specifications of the ASME B16.5 Standard pipe flanges.