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How to avoid cavitation and cavitation in materials?
The author: Time:2021/6/24

         从材料上考虑,气动切断阀一般来说,材料越硬,抗汽蚀的能力就越强。目前,从抗汽蚀的角度考虑,广泛采用的是史太莱合金(R45)、硬化工具钢(R60)、 钨碳钢(R70) 等。钨碳钢硬度高,但易脆裂;当用史太莱合金时,可在某些不锈钢基体上进行堆焊或喷镀,形成硬化表面。可根据使用条件,硬化表面可局限于阀座、阀芯和阀座的密封面处,也可以在整个表面或阀芯导向柱处。

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