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 -10°C … 80°C NBR |
Suitable Media | Water, Oil, Gas |
Material Specification
Part | Material | Specification |
Body | Cast Iron Ductile Iron |
EN-JL 1040 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 |
D | 110 | 136 | 152 | 178 | 221 | 248 | 340 | 404 | 415 | 484 | |
H | 67 | 73 | 80 | 102 | 118 | 140 | 165 | 210 | 286 | 350 |