Eau
Soupapes de retenue
à brides
à brides
Type NRV-B
|
No d’article (S) |
DN |
PN |
L |
D |
k |
b |
d |
kg |
No CAN | VD (2D) | VF (2D) | VL (2D) | ||
|
NRV-B300 10 |
300 |
10 |
350 |
445 |
400 |
26 |
22 |
160 |
- |
|
|
|
||
|
NRV-B300 16 |
300 |
16 |
350 |
460 |
410 |
28 |
26 |
175 |
- |
|
|
|
||
|
NRV-B350 10 |
350 |
10 |
405 |
505 |
460 |
26 |
22 |
220 |
- |
|
|
|
||
|
NRV-B350 16 |
350 |
16 |
405 |
520 |
470 |
36 |
28 |
240 |
- |
|
|
|
||
|
NRV-B400 10 |
400 |
10 |
455 |
565 |
515 |
26 |
26 |
350 |
- |
|
|
|
||
|
NRV-B400 16 |
400 |
16 |
455 |
580 |
525 |
32 |
30 |
350 |
- |
|
|
|
||
|
NRV-B500 10 |
500 |
10 |
570 |
670 |
620 |
28 |
26 |
530 |
- |
|
|
|
||
|
NRV-B500 16 |
500 |
16 |
570 |
715 |
650 |
36 |
33 |
570 |
- |
|
|
|
||
|
NRV-B600 10 |
600 |
10 |
685 |
780 |
725 |
34 |
30 |
900 |
- |
|
|
|
||
|
NRV-B600 16 |
600 |
16 |
685 |
840 |
770 |
40 |
36 |
1050 |
- |
|
|
|
Matériaux et construction
|
Pos. |
Désignation |
Matériaux |
||
|
V4A |
S |
|||
|
1 |
Corps |
ASTM A351 CF8M |
ASTM A216 WCB |
|
|
2 |
Siège |
316 SS |
316 SS |
|
|
3 |
Disque |
ASTM A351 CF8M |
ASTM A351 CF8M |
|
|
4 |
Couronne de diffusion |
ASTM A351 CF8M |
ASTM A216 WCB |
|
|
5 |
Ressort |
316 SS |
316 SS |
|
|
6 |
Guide radial |
316 SS |
316 SS |
|
|
7 |
Vis à tête hexagonale |
ASTM A320 B8M |
ASTM A320 B8M |
|
|
8 |
Boulon central |
ASTM A320 B8M |
ASTM A320 B8M |
|
Cotes en mm - Toutes modifications réservées



