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橡膠材料的動彈性特性

2014-08-13 10:09 作者:管理員14 來源:未知 瀏覽: 字號:

摘要:像膠是粘一彈性體,其應變滯后于應力,其動表觀切變模量的值與靜表觀切變模量的值不同。當承受沖擊載荷或動載荷時,應按動表觀切變模量計算。設計時,應盡可能通過接近橡膠彈簧的使用條件來試驗確定。要求不高時.可按橡膠硬度HSW從圖16.9一中查取其動載荷系

      像膠是粘一彈性體,其應變滯后于應力,其動表觀切變模量的值與靜表觀切變模量的值不同。當承受沖擊載荷或動載荷時,應按動表觀切變模量計算。設計時,應盡可能通過接近橡膠彈簧的使用條件來試驗確定。要求不高時.可按橡膠硬度HSW從圖16.9一中查取其動載荷系數。
硬度與動載荷系數的關系
 
(責任編輯:laugh521521)
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