该阀门适用于高差压的蒸汽及高温热水，具较大的CV值，高幅度变化范围、低泄漏。
This valve is suitable for steam which is high differential pressure and high temperature hot water, with a large CV value, high rangeability and low leakage.
该阀门适用于高差压的蒸汽及高温热水，具较大的CV值，高幅度变化范围、低泄漏。
This valve is suitable for steam which is high differential pressure and high temperature hot water, with a large CV value, high rangeability and low leakage.
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