| |
| |
| VIVEK Bronze Swing
Check Valves |
| Specifications |
Screwed
in cover, Flap Type, Screwed female parallel
threads to IS-554, Heavy pattern, Available in
resilient seat also, Integral seat. Straight line
flow hence lesser pressure drop. For both
horizontal & vertical line |
|
Working Pressure |
(180
psig.) Up to 100oC |
|
|
| Description |
| S.no |
Components |
Material |
Specifications |
|
1. |
Body |
Leaded Tin Bronze |
LTB 2 of IS : 318 |
|
2. |
Cover |
Leaded Tin Bronze |
LTB 2 of IS : 318 |
|
3. |
Lever |
Leaded Tin Bronze |
LTB 2 of IS : 318 |
|
4. |
Washer |
CAF |
IS: 2792 |
|
5. |
Screw, Pin, Nut |
Brass |
IS: 6912 |
|
6. |
Disc |
Leaded Tin Bronze |
LTB
2 of IS : 318 | |
|
|
|
Dimensional Data |
|
Sizes |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
|
inches |
1/2 |
3/4 |
1 |
11/4 |
11/2 |
2 |
| Dimensions |
L |
67 |
74 |
85 |
93 |
110 |
133 |
|
H |
48 |
53 |
55 |
65 |
77 |
84 | | |
|
|
|
Test Pressures (Testing 100%) |
|
Body Test (Hydrostatic) 300 lbs |
|
Seat Test (Hydrostatic) 250 psig. & 50 psig. |
| WATER |
STEAM |
GAS |
OIL |
AIR |
|
|
|
|
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| |
| VIVEK Bronze
Horizontal Lift Check Valves IS: 778 ISI Marked Class-1 |
| Specifications |
Screwed in cover, Integral Seat, Screwed female
parallel threads to IS : 554. Also available in resilient
seat. For horizontal lines only |
|
Working Pressure |
145
psig. (1 MPa) Upto 45oC |
|
|
| Description |
| S.no |
Components |
Material |
Specifications |
|
1. |
Body |
Leaded Tin Bronze |
LTB 2 of IS : 318 |
|
2. |
Cover |
Leaded Tin Bronze |
LTB 2 of IS : 318 |
|
3. |
Disc |
Leaded Tin Bronze |
LTB 2 of IS : 318 | |
|
|
|
Dimensional Data |
|
Sizes |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
|
inches |
1/2 |
3/4 |
1 |
11/4 |
11/2 |
2 |
|
Dimensions |
L |
60 |
70 |
80 |
95 |
110 |
125 |
|
B |
15 |
20 |
25 |
32 |
40 |
50 |
|
H |
42 |
43 |
52 |
57 |
62 |
69 | | |
|
Test Pressures (Testing 100%) |
|
Body Test (Hydrostatic) 217.5 psig. (1.5 MPa) |
|
SeatTest (Hydrostatic) 145 psig.(1 MPa)
& 37 psig (0.25 MPa) |
| WATER |
STEAM |
GAS |
OIL |
AIR |
|
|
|
|
|
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