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82问答网 > 液压管路设计中针对管径如何选择合适的壁厚

液压管路设计中针对管径如何选择合适的壁厚

2025-04-07 13:27:14

推荐回答（1个）

回答1：

壁厚=压力（兆帕）x 管子内径 / （2x 许用应力）

许用应力的数值要看管路的材质，普通设备可以往大一点选，不管什么材质，都设为100兆帕。这个数值已经是非常保守了。

例如油管内径20毫米，工作压力30兆帕，壁厚就是：20X30/(2x100）=3毫米。

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