2-Way Pneumatic Control Valves with Multispring Actuator (Normally Closed Design) Field Reversible from Normally Closed to Normally Open,
or Normally Open to Normally Closed Type.
DATA SHEET
PV-5112A-NC
PV-5112B-NC
SPECIFICATIONS :
Size
15 mm (1/2”) to 100 mm (4”).
Unified Flanges
As per ANSI CI. 150 and PN 16.
Pressure Rating
As per ANSI CI. 150,CI.300, PN 16 & PN 25.
Pressure Temp. rating.
As per ASTM-A-16.34.
Gland Packing
Carbon filled Teflon for temp. upto 220°C.
Design Standard
ASME B16.34
Leakage
As per ASME 16.104 CI.IV (0.01% of Kv) for 5112A Series and Class VI- Bubble tightfor 5112B Series.
Face to Face
As per DIN-3202.
Testing Standard
As per ISA S 7501.
Type of Plug
On-Off, Equal percentage or Linear.
Seat
Screwed type replaceable.
Body Material
CI-ASTM 126 CI.B (DIN 0.06025 GG25).
SG Iron-ASTM A536, Gr.60-40-18 (DIN 0.7043)
(GGG40.3). CS-ASTM A216 WCB (DIN 1.0619
GS-C 25). SS-ASTM A351CF8M (DIN1.4410)
(G-X10 Cr.Ni MO189) SS-ASTM A351 CF8 (DIN1.4301)
Plug Material
SS AISI 420/316.
Seat Ring
SS AISI 420/316.
Spindle
410/316 Ground, Burnished and Hard Chromed.
Studs
ASTM A193 Gr. B7.
Hex. Nuts
ASTM A194 Gr. 2H.
Body Packing
Cr.Ni Foil coated with graphite.
Rangeability
Equal Percentage 30:1, Linear 50:1
Fluid
Air, Water, Steam, Gas, etc.
Note
5112A are Metal Seated Valves.
5112B are Soft Seated Valves.
ACTUATOR
Pneumatic diaphragm type Multi Spring Reversible.
Pressure chambers
Steel pressing to IS 513CRCD.
Diaphragms
Nylon inserted high Nitrile, rollform type.
Temperature
-20°C to + 80°C
Springs
EN 47 - Cr. V. Steel.
Max. Pres. Over
diaphragm
Upto 3.5 bar.
Yoke
Cast carbon steel castings one piece.
Spindle
Guided through Teflon bearing, leakage prevented by Synthetic seal, protected by rubber bellow.
SPECIFICATION TABLE FOR TYPE 5112A/B- NORMALLY CLOSED VALVES
Pressure Table
Actuator
Number
Spring
Range
Control
Pressure
Sizes (MM)
Bar
Bar
15
20
25
40
50
65
80
100
Ports sizes (MM)
18
22
25
40
50
65
80
100
MSD -250
A - 0.2 - 1.0
1.2
8.1
4.8
3.3
-
-
-
-
-
B - 0.4 - 1.2 @
1.4
25.8
16.8
12.6
3.8
2.1
-
-
-
C - 0.8 - 2.4 @
2.7
-
-
31.4
11.3
6.9
3.8
2.2
1.2
D - 1.5 - 2.5 @
3.3
40.0
40.0
40.0
-
-
-
-
-
MSD-400
A - 0.2 - 1.0
1.2
18.6
11.9
8.5
2.3
1.1
-
-
-
B - 0.4 - 1.2 @
1.4
40.0
31.0
23.7
8.3
4.3
2.6
1.4
-
C - 0.8 - 2.4 @
2.7
-
40.0
40.0
20.2
12.6
7.2
4.2
2.7
D - 1.7 - 2.7 @
3.3
-
-
-
40.0
26.1
15.2
9.8
6.1
MSD-800
A - 0.2 - 1.0
1.2
-
-
-
8.3
5.0
2.6
1.5
-
B - 0.4 - 1.2 @
1.4
-
-
-
20.4
12.7
7.2
4.5
2.7
C - 0.8 - 2.4 @
2.7
-
-
-
40.0
28.2
16.5
10.6
6.6
D - 2.1 - 3.0 @
3.3
-
-
-
-
40.0
40.0
30.5
19.4
Note:
(1) @VP(PTP), EVP(ETP) Plus FRG needed to be installed on the valve.
(2) For Hot Thermic Fluid application, maximum working pressure limit is upto 10 bar only.
2/2 WAY PNEUMATIC CONTROL VALVES WITH MULTI SPRING ACTUATOR
BILL OF MATERIAL
Item
Parts
Material
1
Body
SS ASTM A351 CF8/CF8M
CS ASTM A216, Gr. WCB
CI, SGI
2
Seat
SS AISI 420/ SS AISI 316
3
Gasket
Foil coated with Cr. Ni.Graphite
4
Plug
SS AISI 420/ SS AISI 316
5
Duro Bush
PTFE Lined & coated,
SS as backed.
6
Bonnet
SS ASTM A351 CF8/CF8M
CS ASTM A216, Gr. WCB
CI SGI
7
Studs/ Nuts
IS 1363, ASTM A193, Gr.B7
IS 1363, ASTM A 194 Gr.2H
8
Gland Packing
Graphited PTFE
9
Gland Nut
SS AISI 304
10
Yoke Nut
CS ASTM A216 Gr. WCB
11
Actuator
Multi Spring*
Pneumatic Diaphragm.
TECHNICAL DATA TABLE
Valve
Size MM
15
20
25
40
50
65
80
100
Port Sizes
2-way
18
22
25
40
50
65
80
100
Kv.
M³/hr.
4
6.3
10
25
40
63
100
160
Travel
20
20
20
20
30
30
30
30
30
Actuator
Msd
250
250
250
250
400
400
800
800
400
DIMENSIONS (IN MM)
Catalogue
Number
Size
Pneumatic
Actuator
A
B
C
ØD
W
Wt.Kg.
(Approx.)
Envelop
Size L x H x W
(Approx.)
Box Wt.
Kg.
(Approx.)
Inch
5112A/B155
½
250
130
44.5
370
250
250
12.5
440 x 275 x 275
15.5*
5112A/B205
3/4
250
150
49
370
250
250
13.5
450 x 275 x 275
16.5*
5112A/B255
1
250
160
54
401
250
250
15.5
480 x 275 x 275
20.5*
5112A/B355
1 ½
250
200
63.5
414
250
250
18.0
510 x 275 x 275
25.5*
5112A/B365
1 ½
400
200
63.5
456
350
350
25.0
550 x 380 x 380
35.0*
5112A/B505
2
400
230
76
465
350
350
30.0
575 x 380 x 380
41.5*
5112A/B655
2 ½
400
290
89
485
350
350
38.0
610 x 380 x 380
53.0**
5112A/B805
3
800
310
95.5
665
405
405
80.0
800 x 450 x 450
100.0**
5112A/B1005
4
800
350
114.5
672
405
405
90.0
830 x 450 x 450
110.0**
Note :
* Weight of cardboard + PUF Box Packing which may change for Export when packed in wooden box.
** Weight of Wooden Box Packing.
Note:
Technical specifications details & dimensions are subject to change without prior notice.
Dimensions in the table are approximate subject to final confirmation by AVCON.
