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浮球控制閥

浮球控制閥依浮球先導自水箱報告的液位開關閥門,將水庫與跌壓池注水至設定水位,並在關閉時避免泵短週期啟停。產品範圍涵蓋鑄鐵或球墨鑄鐵閥體、閥蓋、閥桿與閥座,不鏽鋼彈簧與橡膠膜片,額定 PN10/PN16/PN25(公稱 1.0、1.6、2.5 MPa,殼體測試 1.5/2.4/3.75 MPa,密封座測試 1.1/1.76/2.75 MPa),適用 80°C 以內的水與污水。選型取決於水箱液位區間、關閉水頭對管線壓力,以及液位控制頻率下的膜片壽命。

屬於 減壓閥 系列

最後更新: 2026-11

系列規格

Pressure class / nominal rating designation 1.0, 1.6, 2.5MPa
Valve body material Cast Iron, Ductile Iron
Seat material Cast Iron, Ductile Iron
shell test pressure 1.5, 2.4, 3.75MPa
sealed test pressure 1.1, 1.76, 2.75MPa
Suitable temperature (source-defined) ≤80°C
Suitable Medium Water, Sewage
cover materials Cast Iron, Ductile Iron
Stem material Cast Iron, Ductile Iron
spring materials Stainless Steel
diaphragm materials Rubber
fcA size range DN50-DN600 (2-24 in)
fcA pressure range PN10, PN16, Class 150 LB, 300 LB
fcA temperature range -20°C to 80°C
fcA suitable medium Clear Water, Sewage, Seawater
fcA body styles Globe, Reduced Port Globe, Angle
fcA end connections 150 Class Flanged, 300 Class Flanged, Grooved, Threaded
fcA pilot wetted materials Stainless Steel Float, Stainless Steel Rod, nickel-copper alloy Pilot Valve Seat
fcA float rod extensions 1 ft, 2 ft, 3 ft
fcA pilot mounting Remotely Mounted Pilot, Valve Mounted Float Pilot
fcA body materials Ductile Iron, Carbon Steel, Stainless Steel
fcA actuation limit Diaphragm actuation up to DN450, Piston type recommended above DN500
fcB function Non-modulating on-off level control, opens fully at pre-set low level and closes drip-tight at pre-set high level
fcB actuation Hydraulically operated diaphragm main valve with pilot control and float mechanism on the cover
fcB level differential Adjustable high-low level differential 25-450 mm (1-18 in)
fcB remote setting Remote float setting up to 11.5 ft (3.5 m) below the valve
fcB min line pressure Minimum flowing line pressure 10 psi
fcB stilling well Stilling well minimum 8 in / 300 mm diameter
fcB size range 1/2-6 in (15-150 mm)
fcB pressure rating Ductile iron: 250 psi (150 Class flanged), 400 psi (300 Class flanged / grooved / threaded)
fcB body materials Ductile Iron, Cast Steel, Bronze
fcB trim materials Bronze standard, stainless steel optional
fcB disc material Disc: Buna-N rubber, Diaphragm: nylon-reinforced Buna-N rubber, Stem, nut and spring: stainless steel
fcC size range DN32-DN600
fcC pressure rating PN10, PN16
fcC function Non-modulating level control valve, precise container level regulation
fcC min input pressure Minimum inlet pressure 0.2 bar
fcC min differential pressure Minimum differential pressure 0.5 bar
fcC compact size range Compact pattern: DN40-DN150
fcC compact installation Compact pattern installs inside the reservoir above the water level for a virtually constant container level
fcD function Modulating float valves built on a hydraulically operated, single-chamber globe main valve
fcD modulating action Closes drip-tight at maximum level and modulates to maintain tank level
fcD anti hunt Main-stem restriction modulation interrupts hunting
fcD main valve sizes 1/2-8 in (15-200 mm)
fcD max pressure rating Ductile iron bodies rated and stamped 400 psi standard; 600 psi on request
fcD max temperature Maximum temperature 180°F
fcD pilot system materials ASTM B62 bronze, ASTM B16 brass, stainless steel
fcD pilot strainer 40 mesh stainless steel pilot strainer
fcD float pilot Remote float pilot with plastic float

訂購與文件

文件

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報價

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樣品與供應

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儲存與運輸

閥門儲存時應保護閥座與密封件免受紫外線、臭氧與變形影響,安裝前保留端面保護蓋;彈性體或 PTFE 閥座結構應避免長期戶外存放——閥座材料在陽光直射與冰凍條件下老化最快。

常見問題

浮球控制閥的報價詢問應包含哪些內容?

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浮球控制閥提供哪些口徑與壓力等級?

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浮球控制閥提供哪些閥體材質?

本頁面尚未公布該閥門經驗證的閥體材質範圍——適用於您工況的閥體材質會在報價過程中提出並確認。請在詢問時附上工況條件,選型結果會在報價中說明。

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