

Standards

- 1. Design and manufacture: API 594
- 2. Flange dimensions: ASME B16.1/EN1092.
- 3. Test and inspection: API 598/EN12266.
- 4. Size up to 12”
Materials

1 |
Body |
Ductile iron |
2 |
Sealing |
NBR |
3 |
Disc |
WCB |
4 |
Platen |
Carbon steel |
5 |
Spring gland |
S.S. 13Cr |
6 |
Spring |
S.S. 316 |
7 |
Valve guide |
Copper alloy |
8 |
Stem |
S.S. 13Cr |
Dimensions

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 |
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