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COMPACT NON RETURN VALVE SINGLE FERRULE TUBE ENDS |
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| DESCRIPTION |
| Sealing by 90° cone with packing washer of synthetic material. Valve lift stops therefore safe free outlet shock-absorbing and muffled opening. No reduction of cross section. Maximum flow rate not more than 4-5 m/sec. |
| Cracking Pressure |
0.3TO 0.5 Kg/cm2 - Standard
Special Cracking Pressure Available |
| Test Pressure |
@ 25° C Room Temperature |
Series
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L Series S Series |
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PN 250 PN 400 |
| Hydrostatic |
Body - 375 Kg/cm2 Body - 630 Kg/cm2
Seat - 250 Kg/cm2 Body - 400 Kg/cm2 |
| Pneumatic |
Seat - 40 Kg/cm2 Seat - 40 Kg/cm2 |
| Seal |
BUNA 'N', VITON |
| Material |
A 105, IS 2062 |
| Finish |
CS zinc plated and dichromated |
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SERIES |
TUBE O.D |
S1 |
S2 |
S3 |
L2 |
L1 |
PART No. |
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6 |
17 |
14 |
17 |
58 |
29 |
CVD - 6L |
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8 |
19 |
17 |
19 |
59 |
30 |
CVD - 8L |
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10 |
22 |
19 |
24 |
69.5 |
40.5 |
CVD - 10L |
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12 |
27 |
22 |
30 |
72.5 |
43.5 |
CVD - 12L |
L
SERIES
PN 250
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15 |
27 |
27 |
32 |
77.5 |
47.5 |
CVD - 15L |
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18 |
36 |
32 |
36 |
83.5 |
51.5 |
CVD - 18L |
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22 |
41 |
36 |
46 |
93.5 |
61.5 |
CVD - 22L |
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28 |
50 |
41 |
55 |
102.5 |
69.5 |
CVD - 28L |
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35 |
60 |
50 |
60 |
117.5 |
74.5 |
CVD - 35L |
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42 |
65 |
60 |
70 |
119 |
74 |
CVD - 42L |
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6 |
19 |
17 |
19 |
63.5 |
34.5 |
CVD - 42L |
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8 |
19 |
19 |
19 |
63.5 |
34.5 |
CVD - 8S |
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10 |
22 |
22 |
24 |
72.5 |
40.5 |
CVD - 10S |
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12 |
24 |
24 |
27 |
74.5 |
42.5 |
CVD - 12S |
S
SERIES
PN 400 |
14 |
27 |
27 |
32 |
82.5 |
47.5 |
CVD - 14S |
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16 |
32 |
30 |
36 |
86.5 |
50.5 |
CVD - 16S |
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20 |
41 |
36 |
46 |
97.5 |
54.5 |
CVD - 20S |
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25 |
46 |
46 |
50 |
106.5 |
58.5 |
CVD - 25S |
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30 |
60 |
50 |
60 |
122.5 |
69.5 |
CVD - 30S |
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38 |
65 |
60 |
70 |
136.5 |
75.5 |
CVD - 38S |
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NOTE : Ends are tube connections to DIN : 2353, BS : 4368, IS : 8805 for metric tube sizes. They are also available
in inch OD tubes to BS : 3601/3602/3005 from 1/4" OD to 1 ½" OD and nominal bore pipes to BS :
1387-1957/ANSI B36.10 & 36.19 from 1/8" NB to 1 ½" NB Also available with "O" ring weld nipple ends in PN
400 series. Add prefix "W" to the part number as WCVD 16-S, WCVD 3S-S, etc. |
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