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桿件的強度和剛度計算公式

2013-07-05 22:05 作者:admin 來源:未知 瀏覽: 字號:

摘要:桿件的強度和剛度計算公式 直桿的內力、應力、變形和位移計算式及強度與剛度條件

桿件的強度和剛度計算公式
直桿的內力、應力、變形和位移計算式及強度與剛度條件
(圖片看不清楚時,右鍵另存到本地查看)

直桿的內力、應力、變形和位移計算式及強度與剛度條件表1
直桿的內力、應力、變形和位移計算式及強度與剛度條件表2
直桿的內力、應力、變形和位移計算式及強度與剛度條件表3
表1.4-22 非圓截面直桿自由扭轉時的應力和變形計算式(線彈性范圍)
非圓截面直桿自由扭轉時的應力和變形計算式表1
非圓截面直桿自由扭轉時的應力和變形計算式表2
非圓截面直桿自由扭轉時的應力和變形計算式表2
非圓截面直桿自由扭轉時的應力和變形計算式表2
注:截面周邊各點切應力方向與周邊相切,凸角點切應力為零,凹角點有應力集中現象。
彎曲切應力的計算公式及其分布(線彈性范圍)
彎曲切應力的計算公式及其分布(線彈性范圍)1
彎曲切應力的計算公式及其分布表1
彎曲切應力的計算公式及其分布表2
彎曲切應力的計算公式及其分布表2
1. F--作用在橫截面上垂直于中性軸的剪力。
2.垂直切應力 沿中性軸等垂直距離處均布,周邊切應力 與周邊相切,且為全切應力。對薄璧截面NO3, 5, 6
  和7各點的全切應力即為 且沿厚度均布。
表1.4-24 常用截面彎曲中心的位置
常用截面彎曲中心的位置表








 

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