Butterfly Valve Torque Figures

 

Butterfly Valve Torque Figures lbs/in

Size

1.0"

1.5"

2.0"

2.5"

3.0"

4.0"

Max Torque

54

54

120

120

180

204

 

Butterfly Valve Torque Figures lbs/ft

Size

1.0"

1.5"

2.0"

2.5"

3.0"

4.0"

Max Torque

4.5

4.5

10

10

15

17

 

Butterfly Valve Torque Figures Nm

Size

1.0"

1.5"

2.0"

2.5"

3.0"

4.0"

Max Torque

6

6

13.5

13.5

20.3

23

 

Safety factor not included.
Safety factor will vary depending on process conditions.

Torque figures for valve at ambient temperature, fitted with standard PTFE seals in dry conditions.