China • Yuanda Valve Group Co., Ltd.
Hundreds of Yuanda, Lean Change. Choosing Yuanda Means Reliable. The group attaches importance to the construction of corporate culture, and has three value concepts of "development concept", "people
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It can prevent the water from flowing backward.
| Part Name | Material |
| Body | Cast iron |
| Seat | Cast iron |
| Sealing | Brass |
| Disc | Cast iron |
| Size: | DN50-DN300 |
| Norminal pressure(MPA) | 1.6 |
| Suitbk temperature | ≤200°C |
| Seal test(water) | 1.8mpa |
| Shell test(water) | 2.4mpa |
| Seal test (gas) | 0.6mpa |
| Suitable medium: | steam,water,oil |
| Face to face | BS 5153 |
| Flange end | BS4504 PN10/16 |
