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고온 그라파이트 실링 볼밸브, 토크가 큰 이유

2016-12-02View Original

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고온 그라파이트 실링 볼밸브, 토크가 큰 이유는?
Reply #22016-12-03
볼밸브의 토크는 주로 밸브 시트와 볼, 밸브 스템과 패킹 부분에서 나타납니다. 토크가 크다는 것은 분명히 표면의 매끄러움이 부족하다는 뜻입니다. 따라서 밸브 시트를 연마하고, 밸브 스템과 패킹이 접촉하는 부분의 표면 매끄러움을 높여야 합니다

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