FEATURES & SPECIFICATIONS
- Spring loaded
- Rubber seat ring for non-slam effect
- Perforated stainless steel screen
- Durable fusion bonded epoxy coated
- Flange drilled to BS 4504 PN16 / EN 1092-2 PN16 / ANSI CLASS 150 (Specify on order)
- Applicable for Building Services, Air-Conditioning, Fire-Protection, Cold Water Plumbing, Hot Water System, General Industries.
TECHNICAL SPECIFICATIONS
| Working Pressure | 16bar . |
| Shell Testing Pressure | (x1.5) 24bar |
| Seat Testing Pressure | (x1.1) 17.6bar |
| Working Temperature | -20°C … 110°C (EPDM seat ring) -10°C … 80°C (NBR seat ring) |
| Suitable Media | Water |
MATERIAL SPECIFICATION
| Part | Material | Specification |
| Body | Cast Iron | EN-JL 1040 |
| Disc | Stainless Steel 304 Bronze |
EN 10088-3 1.4301 EN 1982 GC CC491K |
| Seat | Stainless Steel 304 Bronze |
EN 10088-3 1.4301 EN 1982 GC CC491K |
| Seat Ring | EPDM/NBR | |
| Spring | Stainless Steel 304 | EN 10088-3 1.4301 |
| Screen | Stainless Steel 304 | EN 10088-3 1.4301 |
DIMENSIONS
| DN | (mm)(inch) | 502 | 6521/2 | 803 | 1004 | 1255 | 1506 | 2008 | 25010 | 30012 | 35014 | 40016 | 45018 | 50020 | 60024 |
| H1 | 133 | 140 | 152 | 185 | 216 | 229 | 257 | 393 | 362 | 400 | 448 | 476 | 524 | 610 | |
| H2 | 68 | 93 | 108 | 138 | 163 | 189 | 208 | 225 | 245 | 270 | 290 | 315 | 340 | 365 | |
| D | 114 | 130 | 144 | 177 | 203 | 237 | 290 | 330 | 383 | 470 | 520 | 570 | 630 | 740 |
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