参考书目:《石油化工管道设计》 蔡尔辅主编 P390 其中,Sa为管道许用应力范围,MPa;Sc为管道在安装温度时(冷态)的许用应力值,MPa;Sh为管道在安装温度时(热态)的许用应力值,MPa根据公式Sa=1.25Sc+0.25Sh进行计算 |
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