傘齒輪刀形閘閥PZ573X/H/FBevel gear knife gate valve form PZ573X/H/F公稱通徑 Nominal diameter: DN50?DN2600公稱壓力 Nominal pressure: PN0.6~1.6MPa適用介質 Applicable medium:水、油、氣等 Water,oil,steam etc適用溫度 Applicable temperature: -45℃- 200℃