Description
The GEMÜ 657 2/2 way diaphragm valve is a manual straightway-high flow valve with ductile iron handle and bonnet
TECHNICAL SPECIFICATIONS
Nominal Size
- 1 1/2″
- 1″
- 2 1/2″
- 2″
- 3″
- 4″
- 6″
- 8″
Connection
- 125# Flat Face Flange
- 150# Flat Face Flange
Valve Body Material
- Cast Iron – ASTM A-126 Class B Body
- Ductile Iron with Butyl Lined Body
- Ductile Iron with Hard Rubber Lined Body
- Ductile Iron with Hypalon Lined Body
- Ductile Iron with Neoprene Lined Body
- Ductile Iron with Silica Free Soft Rubber Lined Body
Diaphragm Material
- Buna-N Diaphragm
- Butyl Diaphragm
- EPDM Diaphragm
- Hypalon Diaphragm
- Natural Rubber Silica Free Diaphragm
- Neoprene Diaphragm
Control Function
Manually Operated
