PRESSURE & TEMPERATURE RATINGS
| Working Pressure | 16bar |
| Shell Testing Pressure (x1.5) | 24bar |
| Seat Testing Pressure (x1.1) | 17.6bar |
| Working Temperature | -10°C … 120°C |
| Suitable Media | Water, Oil, Gas |
Material Specification
| Part | Material | Specification |
| Body | Ductile Iron (DN15 … DN200) Cast Iron (DN250 … DN300) |
EN-JS 1050 EN-JL 1040 |
| Bonnet | Cast Iron | EN-JL 1040 |
| Disc | Stainless Steel 420 (DN15…DN50) Cast Iron (DN65…DN300) |
BS970 420S37 EN-JL 1040 |
| Disc Ring | Stainless Steel 420 | BS970 420S37 |
| Seat Ring | Stainless Steel 420 | BS970 420S37 |
| Stem | Stainless Steel 420 | BS970 420S37 |
| Packing | Graphite | Non-Asbestos |
| Hand Wheel | Cast Iron | EN-JL 1040 |
DIMENSIONS
| DN | (mm)
(inch) |
15
1/2 |
20
3/4 |
25
2 |
32
1 1/4 |
40
1 1/2 |
50
2 |
65
2 1/2 |
80
3 |
100
4 |
125
5 |
150
6 |
200
8 |
250
10 |
300 12 |
| L | 130 | 150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | |
| H (Open) | 174 | 182 | 191 | 211 | 227 | 262 | 312 | 337 | 398 | 444 | 521 | 550 | 753 | 975 | |
| D | 100 | 100 | 100 | 120 | 140 | 140 | 200 | 200 | 240 | 280 | 315 | 360 | 400 | 500 |
