TECHNICAL SPECIFICATIONS
Working Pressure | 25bar. |
Shell Testing Pressure | (x1.5) 37.5bar |
Seat Testing Pressure | (x1.1) 27.5bar |
Working Temperature | -20°C … 110°C (EPDM seat ring) -10°C … 80°C (NBR seat ring) |
Suitable Media | Water, Oil, Gas |
Material Specification
Part | Material | Specification |
Body | Ductile Iron | EN-JS 1050 |
Disc | Ductile Iron Stainless Steel 304 Aluminium Bronze |
EN-JS 1050 EN 10088-3 1.4301 EN 1982 CC491K |
Seat | Ductile Iron Stainless Steel 304 Aluminium Bronze |
EN-JS 1050 EN 10088-3 1.4301 EN 1982 CC491K |
Seat Ring | EPDM / NBR | |
Stem | Stainless Steel 410 | EN 10088-3 1.4006 |
Spring | Stainless Steel 304 | EN 10088-3 1.4301 |
Bushing | Gunmetal | EN 1982-2008 GC CC491K |
DIMENSIONS
DN | (mm)
(inch) |
50
2 |
65
21/2 |
80
3 |
100
4 |
125
5 |
150
6 |
200
8 |
250
10 |
300
12 |
350
14 |
400
16 |
450
18 |
500
20 |
600
24 |
L | 133 | 140 | 152 | 185 | 216 | 216 | 257 | 393 | 362 | 400 | 448 | 476 | 524 | 610 |