主要性能 Main performance

(控制閥)進口氣動蒸汽調節閥在確保等百分比流量特性的前提下，完全切斷時采用平面密封，克服了錐面或線密封的一些磨損大、壽命短等常見問題，確保長效反復開關操作時的密封 RETZ On the premise of ensuring equal percentage flow characteristics, the imported pneumatic steam control valve adopts plane seal when it is completely cut off, which overcomes some common problems such as large wear and short service life of conical surface or line seal, and ensures the sealing during long-term repeated switching operation

連接口徑：DN15~DN300（法蘭連接）Connection diameter: DN15 ~ DN300 (flange connection)

閥體材質：鑄鋼，不銹鋼 Valve body material: cast steel, stainless steel

閥桿材質：13Cr、不銹鋼 Valve stem material: 13Cr, stainless steel

閥瓣材質：SS304/SS316+司太立硬質合金+鏡面拋光 Disc material: SS304 / SS316 + Stellite + mirror polishing

閥座材質：獨立閥座SS304/SS316+司太立硬質合金+鏡面拋光 Valve seat material: independent valve seat SS304 / SS316 + Stellite hard alloy + mirror polishing

流向結構：低進高出，高進低出 Flow direction structure: low in high out, high in low out

閥體承壓 ：1.6MPa；2.5MPa  Pressure bearing of valve body: 1.6Mpa; 2.5MPa

介質溫度：-20~350℃ Medium temperature: - 20 ~ 350 ℃

工作介質 ：水，蒸汽，熱導油 Working medium: water, steam, thermal oil

Kv值 Kv value

性能特點∶ Performance characteristics

流量特性∶等百分比控制 Flow characteristics: equal percentage control

可調比∶50∶1 Adjustable ratio: 50:1

輸入信號∶4~20MA  Input signal: 4 ~ 20mA

自帶定位結構的活動閥瓣能夠及時復位，從本質十解決了控制閥常見的偏、卡、漏等現象，確保密封性能  The movable valve disc with its own positioning structure can be reset in time, which solves the common deviation, jamming and leakage of the control valve and ensures the sealing performance

執行機構為多彈簧薄膜結構 The actuator is of multi spring membrane structure

配置電氣式閥門定位器 Equipped with electric valve positioner

使用RETZ氣動控制閥的溫控式換熱器 Temperature controlled heat exchanger with pneumatic control valve

① 汽水分離器  ②波紋管截止閥  ③過濾器  ④壓力表  ⑤氣動調節閥  ⑥疏水閥  ⑦止回閥  

① Steam water separator ② bellows stop valve ③ filter ④ pressure gauge ⑤ pneumatic control valve ⑥ drain valve ⑦ check valve

RETZ (控制閥)進口氣動蒸汽調節閥應用 Application of imported pneumatic steam control valve

使用氣動控制閥的液位控制 Level control using pneumatic control valves

① 波紋管截止閥  ②過濾器  ③氣動調節閥  ④壓力表

① Bellows stop valve ② filter ③ pneumatic control valve ④ pressure gauge