It is applicable to the a48 safety valve. The radiator is added on the basis of the a48 safety valve, which makes the spring more easy to dissipate heat and improves the service temperature of the valve. It can be used for steam medium with temperature above 300 ℃.

Product features

1. Full lift structure, large displacement

2. The valve disc is provided with a recoil disc part

3. With lifting wrench, the flexibility of valve opening can be checked regularly

4. The setting pressure deviation is small, and it can reach ± 3%

5. Opening and closing pressure difference ≤ 15%

6. High quality spring steel is selected to ensure the service life and stability of the spring

7. The flat disc and seat are easy to repair and reprocess

8. Valve cover open design can be used for high temperature medium