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밸브 J61Y와 HJ61Y에는 어떤 차이가 있나요? H는 무슨 의미인가요?

2016-07-15View Original

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밸브 J61Y와 HJ61Y에는 어떤 차이가 있나요? H는 무슨 의미인가요?
Reply #22016-07-15
JB/T 308-2004 《밸브 모델 명명 방법》을 확인해 보세요
Reply #32016-07-15
접두사 H는 고온형을, D는 저온형을 나타냅니다
Reply #42016-07-15
J61Y는 체크밸브이고, 그 다음은 JH61Y인 것 같아요.정지 밸브.사실은 체크밸브에 역류 방지 기능이 있는 것입니다.。

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