PN25钢制管法兰用材料最大允许工作压力(表压).doc

法兰材料 类别号工作温度（P）20501001502002503003503754004254504755005105205305405505756001C125.025.025.024.423.722.520.920.019.416.914.09.76.54.2■———, ■‘—1C225.025.025.025.025.025.023.322.22L416.914.09.76.54.2———.■1C325.025.024.423.723,021.920.419.418.815.913.39.66.54.21C423,022.520.920.419.718.817.516.716.514.812.69.56.54.2■ ———一■1C925.025.025.025.025.025.024.323.523. 122.722. 12L517.112.510.79.48.27.06.14.22,91C1025.025.025.025.025.025.025.025.025.024.824.423.918.314.0】2.611.29.88.57.45.13.31C1325.025.025.025.025.025.025.025.024.924.323.622.815.110.49.18.27.36.55.84.33.01C1425.025.025.025.025.025.025.025.025.025.025.025.021.914.812.611.29.68.27.25.03.42C123.022. 118.917.216.015.014.213.713.513.212.912.712.512.312.212.112.011.911.510. 18.22C223.022.319.517.816.515.514.614.113.813.613.513.413.313.213.113.113.013.012.912.09.62C319.218.516.014.513.312.411.71L 110.910.710.510.32C423.022.520.419.017.716.715.815.214.814.614.414.314. 114.013.913.913.813.813.612.49.82C523.022.620.919.618.417.416.616.015.815.715.615.515.415.415.415.415.315.214.712.79.612EO22.221. 119.618.317.216. 115.114.4. •，・13.9—13.6"■13.2——12.8■ ■ ■9.6(bar)注:本标准表4.0.1所示管法兰用材料的适用压力-温度范围尚应遵循相关标准、规范的要求。

表7.0.1-5 PN25钢制管法兰用材料最大允许工作压力（表压）。