Flange Rating Selection as per ASME B16.5 Pressure Rating Ansi 150
PRESSURE/TEMPERATURE RATINGS ASME B16.34 VALVES For example, a class 150 carbon steel flange has completely different pressure-temperature ratings compared to a class 150 stainless steel flange. This Flange Rating Simplified: The difference between 150 and 300 lb flanges! M A INTERNATIONAL FLANGES MANUFACTURER, EXPORTER. STAINLESS FLANGES, ALLOY FLANGES #MAINTERNATIONAL 150 class pipe flange design.. ...