Control Valves

Sempell engineers have decades of experience designing and manufacturing control valves for use in power generation. Our team works closely with plant engineers and OEMs designing supercritical and ultra-supercritical power plants, using expertise in thermodynamics to develop reliable turbine bypass and startup control valves for the latest generation of high efficiency power plants.

Desuperheaters

Model
Brand
Pressure
Temperature
Size
Sempell
Up to Class 2500
N/A
NPS 3-20

Pressure Control Valves

Model
Brand
Pressure
Temperature
Size
Sempell
Up to Class 2500
N/A
NPS 5-6
Sempell
Up to Class 3000
Up to +480°F
NPS 1-6
Sempell
Up to Class 2500
N/A
NPS 3-6

Severe Service Control Valves

Model
Brand
Pressure
Temperature
Size
Sempell
Up to 4641 psi
Up to +1148°F
NPS 6-32
Sempell
Up to 4641 psi
N/A
NPS 3-16
Sempell
Up to Class 2500
N/A
NPS 3-16
Sempell
Up to 914 psi
Up to +986°F
NPS 2½-14
Sempell
Up to Class 400
Up to +986°F
N/A
Sempell
Up to Class 2500
N/A
NPS 5-6
Sempell
Up to Class 3000
Up to +480°F
NPS 1-6
Sempell
Up to Class 2500
N/A
NPS 3-20
Sempell
Up to 4641 psi
N/A
NPS 3-16
Sempell
Up to 7252 psi
Up to +680°F
NPS 3-20
Sempell
Up to 2176 psi
-22°F - +1112°F
NPS 16-36
Sempell
Up to PN 100 / CL 600
-22°F - +1112°F
NPS 6-32
Sempell
Up to 3626 psi
-22°F - +1112°F
NPS 6-20
Sempell
Up to Class 2500
N/A
NPS 3-6
Sempell
Up to 4641 psi
N/A
NPS 3-16
Sempell
Up to 4641 psi
N/A
NPS 3-16
Sempell
Up to Class 2500
N/A
NPS 3-16
Sempell
Up to Class 2500
N/A
NPS 3-20
Sempell
Up to 914 psi
Up to +986°F
NPS 2½-14
Sempell
Up to Class 400
Up to +986°F
N/A