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Polovo Valves (Shanghai) Co., Ltd.
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Carbon steel pneumatic wafer eccentric butterfly valve
Technical Parameters:
Pneumatic actuator | Double acting,single acting |
Pneumatic accessories | Limit switch,positioner,solenoid valve,filter relief-pressure valve, hand wheel-operated. |
Nominal diameter | DN50-DN1000mm |
Nominal pressure | 1.0-6.4MPa |
Applicable temperature | Hard seal: -30~425°C Soft seal: PTFE: -30~180 °C |
Connection | Flange, wafer type |
Body material | Ductile iron, Cast iron, WCB, SS304,SS316,SS316L |
Disc material | 304,316,316L |
Seat lining | Hard seal, PTFE |
Applicable medium | Gas,water and oil etc |
Outline size drawing:
Type specification table:
Diameter (mm) | Inch | Size (mm) | ||||
L | D1 | D2 | H1 | H2 | ||
50 | 2 | 43 | 52.6 | 125 | 142 | 80 |
65 | 2 1/2 | 46 | 64.4 | 145 | 155 | 89 |
80 | 3 | 46 | 78.9 | 160 | 161 | 95 |
100 | 4 | 52 | 104.1 | 180 | 180 | 114 |
125 | 5 | 56 | 123.4 | 210 | 193 | 127 |
150 | 6 | 56 | 155.9 | 240 | 205 | 139 |
200 | 8 | 60 | 202.8 | 295 | 250 | 175 |
250 | 10 | 68 | 250.8 | 350 | 282 | 203 |
300 | 12 | 78 | 301.9 | 400 | 326 | 242 |
350 | 14 | 78 | 334 | 460 | 358 | 267 |
400 | 16 | 102/88 | 390 | 515 | 380 | 301 |
450 | 18 | 114/107 | 441 | 565 | 422 | 381 |
500 | 20 | 127 | 492 | 620 | 479 | 387 |
600 | 24 | 154 | 593 | 725 | 562 | 457 |
Related pictures for your checking:
Polovo valves (Shanghai) Co., Ltd
Thank you very much for your checking here have any interesting
please don't hesitate to mail me and let me know, Tel: + 86 021 68112100
Mobile: + 1590 1763 564 (Thank you and have a nice day)