參考書目:《石油化工管道設(shè)計(jì)》 蔡爾輔主編 P390 其中,Sa為管道許用應(yīng)力范圍,MPa;Sc為管道在安裝溫度時(shí)(冷態(tài))的許用應(yīng)力值,MPa;Sh為管道在安裝溫度時(shí)(熱態(tài))的許用應(yīng)力值,MPa根據(jù)公式Sa=1.25Sc+0.25Sh進(jìn)行計(jì)算 |
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