DIN Flanged Butterfly Valve Ductile Iron
Ductile iron or cast steel body, vulcanized liner double flanged butterfly valve.Centric free stem with standardized pattern for actuator mounting.
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Product Parameters
| Design standard: | EN 593 |
| Face to Face: | ISO 5752 |
| End standard: | EN 1092-2 |
| Size: | DN50-DN600 |
| Top flange: | ISO 5211 |
| Flange drilled: | PN16 (DN50-DN150) PN10 (DN200-DN600) |
| Pressure rating: | PN16 (DN50-DN150) PN10 (DN200-DN600) |
| Media: | Sea water, water |
| Material： | Ductile Iron,Cast Steel |
| Option: | With handlever, gearbox and actuator |
Product Dimensions
| DN | n x ød | Hcd | øD | L | H1 | H2 | H3 |
| 50 | 4×18 | 125 | 165 | 108 | 68 | 126 | 32 |
| 65 | 4×18 | 145 | 185 | 112 | 74 | 134 | 32 |
| 80 | 8×18 | 160 | 200 | 114 | 82 | 146 | 32 |
| 100 | 8×18 | 180 | 220 | 127 | 95 | 158 | 32 |
| 125 | 8×18 | 210 | 250 | 140 | 113 | 180 | 32 |
| 150 | 8×22 | 240 | 285 | 140 | 130 | 200 | 32 |
| 200 | 8×22 | 295 | 340 | 152 | 155 | 220 | 40 |
| 250 | 12×22 | 350 | 395 | 165 | 190 | 255 | 40 |
| 300 | 12×22 | 400 | 445 | 178 | 213 | 300 | 45 |
| 350 | 16×22 | 460 | 505 | 190 | 245 | 342 | 45 |
| 400 | 16×26 | 515 | 565 | 216 | 290 | 375 | 45 |
| 450 | 20×26 | 565 | 615 | 222 | 320 | 414 | 55 |
| 500 | 20×26 | 620 | 670 | 229 | 345 | 430 | 55 |
| 600 | 20×30 | 725 | 780 | 267 | 400 | 500 | 80 |
Drawings
Material Specification
| No | Part | Material |
| 1 | Body | GGG40/GGG40.3 |
| 2 | Disc | Bronze/Stainless Steel |
| 3 | Seat | NBR/EPDM/VITON |
| 4 | Stem | Stainless Steel |
| 5 | O-Ring | NBR |
| 6 | Bushing | Brass |
| 7 | Pin | Duplex |
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