

Normen

- 1. Design and manufacture: API 594
- 2. Flange dimensions: ASME B16.1/EN1092.
- 3. Prüfung und Inspektion: API 598/EN12266.
- 4. Size up to 12”
Materialien

|
1 |
Körper |
Ductile iron |
|
2 |
Sealing |
NBR |
|
3 |
Scheibe |
WCB |
|
4 |
Platen |
Carbon steel |
|
5 |
Spring gland |
S.S. 13Cr |
|
6 |
Frühling |
S.S. 316 |
|
7 |
Valve guide |
Copper alloy |
|
8 |
Stängel |
S.S. 13Cr |
Maße

|
DN |
L |
PN10 |
||
|
ΦD |
ΦC |
N-Φd |
||
|
40 |
110 |
150 |
110 |
4-18 |
|
50 |
120 |
165 |
125 |
4-18 |
|
65 |
150 |
185 |
145 |
4-18 |
|
80 |
180 |
200 |
160 |
4-18 |
|
100 |
229 |
220 |
180 |
8-19 |
|
125 |
254 |
250 |
210 |
8-19 |
|
150 |
267 |
285 |
240 |
8-23 |
|
200 |
292 |
340 |
295 |
8-23 |
|
250 |
330 |
395 |
350 |
12-23 |
|
300 |
356 |
445 |
400 |
12-23 |
|
350 |
381 |
505 |
460 |
16-23 |
different types of check valves
disc check valve wafer type
disc type check valve
disc type nrv
dissimilar type check valve
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