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Type 92B
Specifications
Specifications are given for the Type 92B valve on below. Specifications for a given valve as it originally comes from
the factory are stamped on the nameplate.
Available Configurations
Pilot-operated globe-style pressure
reducing valve with post guiding and flow-to-close
valve plug action
Body Sizes and End Connection Styles
See Table 1
Body Ratings and Maximum Inlet Pressures
See Table 3
Maximum Outlet (Casing) Pressure
Cast Iron: 150 psig / 10.3 bar or body rating
limit, whichever is lower
Steel/Stainless steel: 300 psig / 20.7 bar or body
rating limit, whichever is lower
Outlet Pressure Ranges
See Table 2
1. The pressure/temperature limits in this Instruction Manual or any applicable standard limitation should not be exceeded.
BODY SIZES
NPS
1
1-1/2 and 2
3 and 4
1. Available in steel bodies only.
OUTLET PRESSURE
PILOT TYPE
psig
2 to 6
0.14 to 0.41
Low
5 to 15
Pressure
13 to 25
15 to 30
High
25 to 75
Pressure
70 to 150
High
15 to 100
Temperature
80 to 250
!
The Type 92B safety override system
does not provide positive shutoff in
dead end service. It is intended for
large distribution systems where steam
Inconel
is a trademark owned by Special Metals Corporation.
®
2
(1)
(1)
Table 1. Body Sizes and End Connection Styles
DN
25
40 and 50
80 and 100
Table 2. Outlet Pressure Ranges
PART NUMBER
bar
1E395627022
0.34 to 1.0
1D7455T0012
0.90 to 1.7
1E395727192
1.0 to 2.1
1E395627022
1.7 to 5.2
1D7455T0012
4.8 to 10.3
1E395727192
1.0 to 6.9
14B9943X012
5.5 to 17.2
14B9942X022
WARNING
Minimum Differential Pressure Required for
Full Stroke
(1)
20 psig / 1.4 bar with stainless steel
spring; 10 psig / 0.69 bar with Inconel
Pressure Registration
External
Temperature Capabilities
See Table 3
Downstream Control Line Connections
NPS 1 and 1-1/2 / DN 25 and 40 bodies:
1/4 NPT
NPS 2 / DN 50 body: 3/8 NPT
NPS 3 and 4 / DN 80 and 100 bodies: 1/2 NPT
END CONNECTION STYLE
Cast Iron Body
NPT
NPT,
CL125 FF and
CL250 RF
CL125 FF
and CL250 RF
SPRING WIRE DIAMETER
COLOR CODE
Yellow
Green
Red
Yellow
Green
Red
Unpainted
Unpainted
leakage will condense before steam
pressure builds up. Downstream piping
and components must be rated for
maximum upstream steam pressure for
dead end service. Failure to do so could
cause personal injury or death.
(1)
Steel or
Stainless Steel Body
NPT, SWE
,
(1)
CL150 RF,
CL300 RF
and PN 16/25/40 RF
CL150 RF, CL300 RF,
PN 16 RF and PN 25/40 RF
SPRING FREE LENGTH
In.
mm
In.
0.207
5.26
2.50
0.234
5.94
2.62
0.283
7.19
2.44
0.207
5.26
2.50
0.234
5.94
2.62
0.283
7.19
2.44
0.282
7.16
2.50
0.375
9.53
2.50
spring
®
mm
63.5
66.5
62.0
63.5
66.5
62.0
63.5
63.5
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