TECHNICAL SPECIFICATIONS
Working Pressure | 25bar |
Shell Testing Pressure | (x1.5) 37.5bar |
Seat Testing Pressure | (x1.1) 27.5bar |
Working Temperature | -2°C … 110°C EPDM SEAT -10°C … 80°C NBR SEAT |
Suitable Media | Water, Oil, Gas |
Material Specification
Part | Material |
Body | Ductile Iron |
Disc | Ductile Iron with EPDM Coating |
Upper Stem | Stainless Steel 410/416/420 |
Lower Stem | Stainless Steel 410/416/420 |
Seat Ring | EPDM/ NBR/ Viton/ PTFE |
O-Ring | EPDM/ NBR |
Bushing | PTFEBronze |
Gear Box | Cast Iron |
DIMENSIONS
DN | (mm)
(inch) |
50
2 |
65
2 1/2 |
80
3 |
100
4 |
125
5 |
150
6 |
200
8 |
250
10 |
300
12 |
A | 95 | 98 | 105 | 135 | 148 | 165 | 204 | 245 | 277.5 | |
B | 78 | 78 | 85 | 105 | 128 | 140 | 170 | 205 | 258.3 | |
L | 84.5 | 98 | 98 | 116 | 149 | 147.1 | 133.5 | 160 | 165 | |
ØD | 60.3 | 73 | 88.9 | 114.3 | 141.3 | 168.3 | 219.1 | 273 | 323.8 |