Manual slide gate valve is also called manual knife gate valve, it is a valve which the gate plate is always in close contact with the valve seat. The principle is to open a square or round hole on the gate plate, through the opening and closing of the gate plate, the hole will do off and consistent action with the following connected holes.
Series - 1.0MPa – 2.5MPa
Design Features
- It should be checked regularly, add lubricating oil well maintenance during the normal course of operation
- It is usually used with unloading device or silo together, manual screw gate valve is flange connection, easy to install
- It can be installed in horizontal or vertical direction, has the characteristics of preventing wear and automatic compensation function and long service life etc
- It has the advantages of simple and compact structure, reasonable design, reliable sealing, convenient and flexible operation, small volume, smooth channel, the resistance is small, easy installation, easy disassembly and other advantages
Product Specifications
- Size 2″-48″ DN50-DN1200
- Pressure Class 1.0MPa – 2.5MPa
- End Connection Wafer, Lug, Flange (FF, RF, RJ)
- Body Material DI, CS, SS, DUPLEX SS
- Wedge Material SS304, SS316
- Seat Material Metal, NBR, EPDM, Nitril, Viton
- Stem Material SS410, SS316 etc
- Design Standard MSS SP-81, MSS SP-135, ASME B16.34 etc
- Face to Face Standard MSS SP-81, MSS SP-135, API B16.10, DIN3202 etc
- Test Standard ISO5208, MSS SP-61, API598
- Temperature Range 80℃~150℃
- Actuator Options Handwheel, Bevel Gear
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Structure Style
- Full Port, Rising/Non Rising Stem, Bolted Bonnet
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Connection Standard
- Flange Drilling: ASME B16.5 ASME B16.47, MSS SP-81 etc