Control systems Control valves
4
Spira-trol Series Valve Nominal Size DN
½" - 2"
2½" - 4"
½" - 2"
2½" - 4"
½" - 2"
2½" - 4"
½" - 2"
2½" - 4"
Travel *
mm
20*
30
20*
30
20*
30
20*
30
Nominal Pressure
Class 125
Class 250
Class 150 Class 300 Class 150 Class 300
Body Material
LEA3
KEA7
LEA4
KEA4
LEA6
KEA6
For Full Temperature/pressure operating curves, please refer to IM-S24-42
ASME125
200 psi g
200 psi g
ASME250
500 psi g
ASME150
285 psi g
275 psi g
Flanged
ASME300
740 psi g
720 psi g
Maximum Operating Pressure
KS10
189 psi g
203 psi g
203 psi g
KS20
493 psi g
493 psi g
Threaded
NPT
200 psi g
500 psi g
740 psi g
720 psi g
SW
740 psi g
720 psi g
Std. Bonnet
-20 to +450 °F
-20 to +450 °F
-20 to +482 °F
-20 to +482 °F
4.1 63
Operating temperature range
Ext. Bonnet
-20 to +450 °F
-20 to +450 °F
-20 to +800 °F
-20 to +800 °F
Bellows
-20 to +450 °F
-20 to +450 °F
-20 to +800 °F
-20 to +800 °F
PEEK
C
428 °F
PEEK
P
428 °F
431S29 T
Seat
316L
S
Maximum Operating temperature
800 °F
316L/ Stellite TM 6
W
P and N
482 °F
Stem seal
H
800 °F
Bellows D
800 °F
ASME125
450 °F
450 °F
ASME250
450 °F
ASME150
800 °F
800 °F
Flanged
ASME300
800 °F
800 °F
Maximum operating temperature
KS10
450 °F
572 °F
572 °F
KS20
752 °F
752 °F
Threaded
NPT
450 °F
450 °F
800 °F
800 °F
SW
800 °F
800 °F
Note: Consider the limitation of all of the constructive components when selecting a valve
TI-S24-72 CTLS Issue 7
Page 7 of 23
Spira-trol TM Two-port Control Valves ASME Standard K and L Series ½" to 4"
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