F4 Elastic seat sealed gate valve

Product Description:

Size: DN40-DN1200

Nominal Pressure: PN10/PN16

Operation Temperature: -10°C~150°C

Suitable Medium: Water,Sewage,Seawater,Gas,Food,Oils,etc.

2. Standard

Design Standard: DIN3352

Structural Length: DIN F4/F5

Type of connection: Flange Type

3. Feature:

1,  the rubber valve adopts the whole package, its good with performance  and precise geometry size to ensure reliable sealing, long service life.

2, simple and compact structure, convenient operation, easy installation and easy maintenance;

2, at the bottom of the tank, large flow area, sizing smooth transition, no dirt accumulation phenomenon, small flow resistance;

3, resilient seal, zero leakage and long service life;

4,  the valve inside and outside spraying epoxy resin coating, coating  rubber damper as a whole, to prevent the corrosion and rust polluting  the medium, not only for drinking, and can be used in the sewage system;

5,  stem with three "O" type circle in sealing, low friction resistance,  small operation torque, easy, for opening and closing without stuffing  box leakage phenomenon, and under the condition of pressure and constant  water replace o-rings.

6, soft-sealing gate valve can be used for adjusting.

7,  have automatic adjustment function, through the guide valve plate and  valve body, automatic calibration. Screw nut is embedded on the valve  plate to ensure the center line of the valve stem and valve body  centerline of automatically.

8, ensure that opening and closing more than 50000 times without damage, the valve plate closed tightly.

9, paint on the surface of the valve has the good, using polyester paint, paint color to blue.