Common Flange Production Standards and Material Standards: Flange Production Standards: 1. ANSI/ASME Standards:– ANSI B16.5: Standard specifications for flanges and flanged fittings by the American National Standards Institute (ANSI) and the American Society of Mechanical Engineers (ASME).– ANSI B16.47: Standard specifications for large diameter flanges and flanged fittings. 2. EN Standards:– EN 1092: European standards […]