絲口閘閥Z15W—16PSilk mouth gate valves Z15W-16P公稱通徑 Nominal diameter: DN10~DN150公稱壓力 Nominal pressure: PN1.0~4.0MPa適用介質 Applicable medium:水、油、氣 Water,oil,steam適用溫度 Applicable temperature: -10℃- 350℃驅動方式 Drive mode:手動 Hand operated