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SSV Power Valve
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SST provides state of the art production of metal seated ball valves for high pressure isolation steam service in the power industry. Utilizing “art to part” computer technology to automate and streamline the design to manufacturing process enables the engineers at Severe Service Technology, Inc. to create and build the highest performing valves in the industry. No other manufacturer can match the SSV line for precision manufacturing. From Idea to design to production, wherever steam is a problem, the SSV line is your answer. Created by the industry’s leading design engineers with over 50 years of experience in metal seated valve services, the SSV valve team can solve your power problems, do it completely and quickly. In sizes from ½” to 2 ½” the isolation valve is designed for the limited class rating up to 4500# class. |
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Valve Styles |
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SSV01 and SSV02
SSV03 (3200# Class) and SSV06 (3600# Class) |
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SSV04 and SSV05 (4500# Class) |
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Available Sizes |
Model |
Pipe Sizes |
Pressure Classes |
SSV01 |
1", 1 1/2" |
1500, 3200 |
SSV02 |
1 1/2", 2" |
1500, 3200 |
SSV03 |
2", 2 1/2" |
1500, 3200 |
SSV04 |
3/4", 1", 1 1/2", 2" |
4500 |
SSV05 |
2", 2 1/2" |
4500 |
SSV06 |
1/2", 3/4", 1" |
1500, 3200 |
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The engineers at Severe Service Technology Inc. created the Vulcan Valve with just one goal in mind...”To design the most reliable critical isolation valve in the industry for high temperature steam and feedwater applications. This goal has been achieved by utilizing state of the art computer programs, combined with automated machining which optimize every aspect of the Vulcan Valve design. The result is an exceptional product at an affordable price. Compare SST technology and products to the competition and discover that Vulcan Valves provide the most flow for your money. |
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MATERIALS OF CONSTRUCTION
Body and End Connections |
Standard Materials
A105
A182 F11 Cl. 2
A182 F22 Cl. 3
A182 F91
Optional Materials
A182 F304
A182 F304H
A182 F304L
A182 F316
A182 F316H
A182 F316L
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| Ball and Seat Assembly: |
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Standard: 410 SS, Inconel 718
Optional: 17-4ph |
| Stem: |
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Standard: Stainless Steel, Inconel 718
Optional: 17-4ph, Titanium |
| Packing: |
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Standard: Die-Formed Grafoil Rings w/ Reinforced Grafoil Anti- Extrusion Rings
Optional: Teflon |
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VALVE BODY MINIMUM WALL THICKNESS (in.)
All dimensions listed are in compliance with ASME B16.34 |
Inside
Diameter
(in.) |
PRESSURE CLASS |
1500 |
2500 |
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0.50 |
0.19 |
0.27 |
0.56 |
0.20 |
0.29 |
0.62 |
0.22 |
0.31 |
0.69 |
0.23 |
0.33 |
0.75 |
0.24 |
0.35 |
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0.87 |
0.26 |
0.39 |
1.00 |
0.28 |
0.44 |
1.12 |
0.31 |
0.50 |
1.25 |
0.34 |
0.53 |
1.37 |
0.38 |
0.57 |
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1.50 |
0.39 |
0.62 |
1.87 |
0.44 |
0.75 |
2.00 |
0.46 |
0.79 |
2.25 |
0.50 |
0.88 |
2.50 |
0.56 |
0.95 |
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Dimension Table |
Model |
Pressure Class |
Bore |
A |
B |
C |
D |
E |
Weight (LBS) |
SSV01 |
1500 |
0.76" |
6.00" |
2.50" |
15" |
4.36" |
6.16" |
16 |
SSV01 |
3200 |
0.76" |
6.00" |
2.50" |
18" |
4.45" |
6.25" |
18 |
SSV02 |
1500 |
1.12" |
7.25" |
2.75" |
18" |
5.43" |
7.23" |
31 |
SSV02 |
3200 |
1.12" |
7.25" |
2.75" |
18" |
5.66" |
7.86" |
35 |
SSV03 |
1500 |
1.40" |
8.25" |
3.25" |
18" |
6.07" |
8.27" |
45 |
SSV03 |
3200 |
1.40" |
8.25" |
3.25" |
18" |
6.53" |
8.73" |
58 |
SSV04 |
4500 |
0.65" |
7.25" |
2.63" |
18" |
5.38" |
7.18" |
35 |
SSV05 |
4500 |
1.25" |
8.25" |
3.25" |
* |
7.15" |
* |
69 |
SSV06 |
1500/3200 |
0.56" |
6.00" |
2.25" |
15" |
4.36" |
6.16" |
19 |
| *Gear or actuator required |
Limited Class Pressure Ratings vs. Temperature (ANSI B16.34) |
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Temp. (°F) |
-20°
to
100° |
200° |
300° |
400° |
500° |
600° |
650° |
700° |
750° |
800° |
850° |
900° |
950° |
1000° |
1050° |
1100° |
| 1500# Limited |
A105
F22
F91 |
3750
3750
3750 |
3750
3750
3750 |
3700
3695
3750 |
3665
3640
3750 |
3665
3620
3750 |
3665
3605
3750 |
3575
3580
3750 |
3455
3535
3665 |
3170
3535
3645 |
2570
3535
3600 |
N/A
3385
3385 |
N/A
3000
3000 |
N/A
2411
2411 |
N/A
1784
2249 |
N/A
1170
2249 |
N/A
732
2014 |
| 3200# Limited |
A105
F22
F91 |
8000
8000
8000 |
8000
8000
8000 |
7897
7885
8000 |
7816
7762
8000 |
7816
7725
8000 |
7816
7691
8000 |
7625
7634
8000 |
7371
7543
7819 |
6765
7543
7771 |
5485
7543
7680 |
N/A
7225
7225 |
N/A
6400
6400 |
N/A
5269
5269 |
N/A
4131
5199 |
N/A
2701
5199 |
N/A
1695
4662 |
| 4500# Limited |
A105
F22
F91 |
11250
11250
11250 |
11250
11250
11250 |
11105
11090
11250 |
10995
10915
11250 |
10995
10865
11250 |
10995
10815
11250 |
10730
10735
11250 |
10365
10605
10995 |
9515
10605
10930 |
7715
10605
10800 |
N/A
10160
10160 |
N/A
9000
9000 |
N/A
7555
7555 |
N/A
6213
7817 |
N/A
4063
7817 |
N/A
2546
7006 |
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ANSI |
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Cv |
Cv |
SIZE |
LIMITED CLASS |
MODEL |
BORE |
SCHEDULE – 160 |
SCHEDULE – XXS |
0.5 |
1500 |
SSV06-1500 |
0.56 |
5.5 |
4.5 |
0.75 |
1500 |
SSV06-1500 |
0.56 |
19 |
13 |
1 |
1500 |
SSV06-1500 |
0.56 |
15 |
32 |
1 |
1500 |
SSV01-1500 |
0.76 |
55 |
35 |
1.5 |
1500 |
SSV01-1500 |
0.76 |
21 |
27 |
1.5 |
1500 |
SSV02-1500 |
1.12 |
86 |
194 |
2 |
1500 |
SSV02-1500 |
1.12 |
40 |
49 |
2 |
1500 |
SSV03-1500 |
1.4 |
132 |
202 |
2.5 |
1500 |
SSV03-1500 |
1.4 |
63 |
89 |
0.5 |
3200 |
SSV06-3200 |
0.56 |
5.5 |
4.5 |
0.75 |
3200 |
SSV06-3200 |
0.56 |
19 |
13 |
1 |
3200 |
SSV06-3200 |
0.56 |
15 |
32 |
1 |
3200 |
SSV01-3200 |
0.76 |
55 |
35 |
1.5 |
3200 |
SSV01-3200 |
0.76 |
21 |
27 |
1.5 |
3200 |
SSV02-3200 |
1.12 |
86 |
194 |
2 |
3200 |
SSV02-3200 |
1.12 |
40 |
49 |
2 |
3200 |
SSV03-3200 |
1.4 |
132 |
202 |
2.5 |
3200 |
SSV03-3200 |
1.4 |
63 |
89 |
0.5 |
3600 |
SSV06-3600 |
0.56 |
5.5 |
4.5 |
0.75 |
3600 |
SSV06-3600 |
0.56 |
19 |
12 |
1 |
3600 |
SSV06-3600 |
0.56 |
15 |
32 |
0.5 |
4500 |
SSV04-4500 |
0.65 |
|
6 |
0.75 |
4500 |
SSV04-4500 |
0.65 |
|
7 |
1 |
4500 |
SSV04-4500 |
0.65 |
|
56 |
1.5 |
4500 |
SSV04-4500 |
0.65 |
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15 |
2 |
4500 |
SSV04-4500 |
0.65 |
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13 |
2* |
4500 |
SSV05-4500 |
1.25 |
|
103 |
2.5* |
4500 |
SSV05-4500 |
1.25 |
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72 |
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