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Butterfly Valve ISO Double Eccentric Double Flange BFV 2688
GALA Regulating System Butterfly Valves
Valve Standard
Comply with ISO 5752/BS5155/BS EN593
Pressure Temperature Rating
| Working Pressure | 10bar/16bar/25bar |
| Testing Pressure | Shell:15bar/24bar/37.5bar Seal:11bar/17.6bar/27.5bar |
| Working Temperature | -10°C to 120°C |
| Suitable Media | Water,Oil & Gas |
Material Specification
| PART NAME | MATERIAL | ASTM |
| Body | Ductile Iron | EN-JS 1050 |
| Disc | Ductile Iron | EN-JS 1050 |
| Shaft | Stainless Steel | BS970 431 S 29 |
| Packing | Flexible Graphite | Non-Asbestos |
| Seat Ring | Stainless Steel | BS970 304 S 15 |
| Rubber Seals | EPDM / NBR |
Dimension
| DN | MM INCH | 100 4 | 150 6 | 200 8 | 250 10 | 300 12 | 350 14 | 400 16 | 450 18 | 500 20 | 600 24 |
| L(Long) | 190 | 210 | 230 | 250 | 270 | 290 | 310 | 330 | 350 | 390 | |
| L(Middle) | 127 | 140 | 152 | 178 | 190 | 290 | 216 | 222 | 229 | 267 | |
| L(Short) | 89 | 114 | 114 | 127 | 140 | 152 | 152 | 178 |
| DN | MM INCH | 700 28 | 800 32 | 900 36 | 1000 40 | 1200 48 | 1400 56 | 1600 64 | 1800 72 | 2000 80 | |
| L(Long) | 430 | 470 | 510 | 550 | 630 | 710 | 790 | 870 | 950 | ||
| L(Middle) | 292 | 318 | 330 | 410 | 470 | 530 | 600 | 670 | 760 | ||
| L(Short) | 229 | 241 | 241 | 300 | 350 | 390 | 440 | 190 | 540 |