DIN Storm Flap Valve Straight Type Ductile Iron
Straight type closable check valve. Ductile iron or cast steelbody. Soft sealing disc. Flat face PN10 flanged.
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Product Parameters
| Design standard: | DIN 87101 |
| Face to Face: | EN 558 |
| End standard: | EN 1092 |
| Size: | DN50-DN250 |
| Flange drilled: | PN10 |
| Pressure rating: | PN 4 |
| Media: | Sea water |
| Material： | Ductile Iron,cast steel |
Product Dimensions
| DN | n x ød | Hcd | øD | L | H | H1 | øR |
| 50 | 4×18 | 125 | 165 | 200 | 140 | 310 | 100 |
| 65 | 4×18 | 145 | 185 | 240 | 150 | 335 | 100 |
| 80 | 8×18 | 160 | 200 | 260 | 175 | 390 | 100 |
| 100 | 8×18 | 180 | 220 | 300 | 200 | 425 | 100 |
| 125 | 8×18 | 210 | 250 | 350 | 220 | 480 | 125 |
| 150 | 8×22 | 240 | 285 | 400 | 245 | 525 | 125 |
| 200 | 8×22 | 295 | 340 | 500 | 315 | 625 | 160 |
Drawings
Material Specification
| No | Part | Material |
| 1 | Body | GGG40/GGG40.3 |
| 2 | Bonnet | GGG40/GGG40.3 |
| 3 | Disc with sealing | Bronze +NBR |
| 4 | Bonnet Gasket | NBR |
| 5 | Stem | Brass |
| 6 | Stem Nut | Brass |
| 7 | Handwheel | Cast Iron |
| 8 | Plug | Brass |
| 9 | Stud Bolt | Steel |
| 10 | Nut | Steel |
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