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FREE-VALVE’s gate valves with rising stem are designed as outside screw & yoke (OS&Y) versions.The stem nut is on the bonnet or yoke. When opening or closing the gate, stem nut is rotated to raise and lower the stem. This structure is advantageous for the lubrication of valve stem, and the degree of opening and closing is obvious, so is widely used in petroleum chemical industry, power plants and other open and closing pipeline to connecting or cutting off the medium of oil, steam etc.
Features
1. The threaded part of stem is visible on rising stem gate valve.
2. The stem of rising stem gate valve drives the gate to lift and lower together, and the transmission thread on the valve stem is outside the valve body. Therefore, the position of the gate can be intuitively judged according to the moving direction and position of valve stem, and the transmission thread is lubricated and protected from fluids
3. Metal seated gate valve can be installed at any high temperature working condition .
4. Wedge type valve gate suitable for high pressure medium .
5. Different driving method can be optional .
Technical Specification
1) Size Range: NPS2~NPS48,DN50~DN350
2) Pressure Range: Class 150~Class 600 PN6~PN100
3) Applicable Temperature: 0~425℃
4) Connection Type: Flange
5) Sealing material: Hard Alloy
6) Pressure test:GB/T13927, API598
7) Face to Face: GB/T12221,EN 558
8)Operating Type: Manual
Application
FREE-VALVE’s gate valve with rising stem are suitable for water,oil and gas in petroleum chemical industry, power plants and other open and closing pipeline.
Model:FRZ41H
Price terms:FOB,CIF,FCA,CFR
Price:100-5000USD/set
Origin:China
Zhengzhou Free Fluid Control Technology Co.,Ltd
Wechat ID:Free_Valve
Email:marketing@free-valve.com
Skype :marketing@free-valve.com
Whatsapp:+861346025029
Mobile:+8619937155563
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