PFFA flat valve
Product Details
- When rotating the hand wheelm it will drive the valve stem rotating, which will make the nut and then the valve plate move up and down (the valve stem does not produce displacement) to open and close the gate valve, Under the action of the wave spring together with sealing grease and high-pressure fluid, the sealing for the valve plate and the valve seat is achieved.
- A nipple for lubricating bearing is provided on the bearing pedestal, convenient for greasing on site
- The sealing of valve stem is designed with a compound seal structure and the thrust ball bearing is used, with good sealing performance and shorter time spent for opening and closing
- The surfaces of the vlave plate and the valve seat are spray (bulid-up) welded with special alloy powder, with perfect wear resistance and anticorrosion ability
- The valve plate and the valve seat are designed with atight floating elastic seal struvture to ensure good sealing performance under low pressure
- The connection between the valve stem and the driveing sleeve is realized by the cylindrical pin, which can deliver torque safely and reliably
- without tail rod, it males the structure more compact
more compact
- Brand Name:PetroChina
- Model Number:PFFA
- Place of Origin:Sichuan China (Mainland)
- Country:Australia
- telephone:61-03-95308153
| Brand Name: | PetroChina |
| Model Number: | PFFA |
| Place of Origin: | Sichuan China (Mainland) |
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