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Stainless steel double check valve DN40-DN600
Kirjeldus
Materjali kirjeldus
| NO. | Kirje | materjal | Sümbol |
| 1 | Keha | Roostevaba teras | ASTM A351 CF8 CF8M/CF8 |
| 2 | Ketas | Roostevaba teras | ASTM A351 CF8 CF8M |
| 3 | vars | Roostevaba teras | ASTM A182 410 416 420 431 304 316 |
| Sulam | Monel K500 | ||
| 4 | Seat | EPDM | -15 ℃ ~ + 140 ℃ |
| NBR | -10 ℃ ~ + 80 ℃ | ||
| VITON | -20 ℃ ~ + 150 ℃ | ||
| 5 | Pistik | PTFE | |
| 6 | Sping | Roostevaba teras | ASTM A182 SS416 SS316 |
Mõõtmelised andmed
| Suurus Dim | R | L | φD3 | ΦD2 | ΦD1 |
| DN50 (2") | 27.5 | 43 | 40 | 65 | 101 |
| DN65 (2.5") | 35 | 46 | 58 | 78 | 121 |
| DN80 (3") | 42 | 64 | 70 | 94 | 129 |
| DN100 (4") | 53 | 64 | 88 | 116.2 | 156 |
| DN125 (5") | 67 | 70 | 115 | 145 | 187 |
| DN150 (6") | 77 | 76 | 134 | 170 | 213 |
| DN200 (8") | 102.5 | 89 | 182 | 222 | 267 |
| DN250 (10") | 126 | 114 | 220 | 265 | 327 |
| DN300 (12") | 146 | 114 | 260 | 310 | 375 |
| DN350 (14") | 170 | 127 | 302 | 360 | 420 |
| DN400 (16") | 196 | 140 | 350 | 410 | 483 |
| DN450 (18") | 215 | 152 | 385 | 450 | 537 |
| DN500 (20") | 241 | 152 | 438 | 505 | 592 |
| DN600 (24") | 294 | 178 | 538 | 624 | 695 |
