

Standards

- 1. Design and manufacture: API 594.
- 2. Flange dimensions: ASME B16.1/EN 1092.
- 3. Test and inspection: API 598.
- 4. Size up to 8".
Materials

1 |
Body |
Stainless Steel CF8M |
2 |
Bolt |
Stainless Steel 316 |
3 |
Disc |
Stainless Steel CF8M |
4 |
Spring cover |
Stainless Steel 316 |
5 |
Spring |
Stainless Steel 316 |
Dimensions

DN |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
L |
16 |
19 |
22 |
28 |
31.5 |
40 |
46 |
50 |
60 |
H |
53 |
63 |
73 |
84 |
94 |
107 |
126 |
144 |
162 |
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