FM Rising Stem Resilient Gate Valve

FM Rising Stem Resilient Gate Valve

Basic information
Basic information
This valve is the same as the normal manual rising stem resilient gate valve and used for connecting and truncating media. It is also approved by FM.
Features
Features
1. Visual valve switch easily;
2. Quick opening and closing, light torque;
3. The pressure-resistant parts are made of the better material;
4. Wear-resistant components are more prominent in the material.
Principle
Principle
Turn the handwheel to open and close the valve disc connected with the stem through the thread of the handwheel and the stem.  Because of the higher pressure tolerance requirements of FM, the valve is more compact in design, and the torque on opening and closing is slightly larger than that of ordinary valves, but the service life and performance are more prominent.
Installation and Commissioning
Installation and Commissioning
This valve is usually placed in a higher position from the ground, fire protection valve should clearly indicate the valve open signs, the first recommended is the rising stem resilient gate valve. For specific use, please consult ZhengFeng Valve Group.

Part

Material

Standard

Body

Ductile Iron

EN 1563/DIN 1693

Bonnet

Ductile Iron

EN 1563/DIN 1693

Stem

Stainless Steel 431

EN10088-1/ASTM A959

Wedge

Ductile Iron + EPDM / NBR

EN 1563/ISO 4633

Nut

CuZn39Pb1 / C37000

EN12167/ASTM B135

Handwheel

Ductile Iron

EN 1563/DIN 1693

For the materials options not listed, consult factory.

ZhengFeng manufactures valves in more than 50 different alloys.

Product scope, Standards & Materials
Size Range: 2"~12"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: AMSE B16.10, EN558-1
Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: ISO 5208 / EN 12226-2

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