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Model No.: flange butterfly valve
Specification
| Face to face | Flange connection | Test Pressure |
| GB12221-89 | GB9113.3-88 GB9115.8-88 GB9115.9-88 | GB/T13927-92 JB/T8527-97 |
Pressure and temperature
| Norminal Diamer | Norminal pressure | Test pressure | Suitable tempreture | Medium | |
| DN(mm) | PN(MPa) | body | seal | ||
| 50-2000 | 1.0 | 1.5 | 1.1 | X:≤80 F:≤180 H:≤300 | water, steam, oil, sea water, acids |
| 1.6 | 2.4 | 1.76 | |||
Main material list
| Name | Material |
| Body | HT250 WCB ZG1Cr18Ni9Ti 12CrMoV ZG1Cr18Ni12Mo2Ti |
| Disc | QT500-7 WCB ZG1Cr18Ni9Ti 12CrMoV ZG1Cr18Ni12Mo2Ti |
| Stem | 2Cr13 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti |
| Seal ring | 1Cr18Ni9Ti 304 316 |
| filter | Soft graphite |
Application
The product is used in food, beverage, pharmaceutical, chemical and Other pure line; And also use for open/close or adjusting medium flow for the enviromental protection, water treatment, high building, water supply and drainage pipe.
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