A48SB High Temperature and High Pressure Fully Open Steam Safety Valve

Product introduction：

Product Profile:

[Application of High Temperature and High Pressure Fully Open Steam Safety Valve Products]

The A48S high temperature and high pressure steam safety valve adds radiator on the basis of A48 safety valve, which makes the spring more easy to heat and improves the service temperature of the valve. It can be used for steam medium with temperature above 300 C.


[Product Characteristics of High Temperature and High Pressure Fully Open Steam Safety Valve]

1. Full-open structure with large displacement

2. The valve disc is equipped with a recoil disc component.

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

4. Setting pressure deviation is small, up to +3%.

5. Open-close differential pressure <15%

6. Choose high-quality spring steel to ensure the life and stability of spring

7. Discs and seats with planar structure are easy to repair and reprocess.

8. Open design of valve cover can be used for medium with higher temperature.


[Execution Standard for High Temperature and High Pressure Fully Open Steam Safety Valve]

Design Specification: GB/T 12243

Structure length: GB/T 12221

Flange connection: JB/T 79

Test and Inspection: GB/T 12242

Product identification: GB/T 12220

Supply Specification: JB/T 7928


[High Temperature and High Pressure Fully Open Steam Safety Valve Product Type]

BFA48Y-16C (25,40,64,100)

BFA48Y-16I (25I, 40I, 64I, 100I)

BFA48sB-64 (64I, 64I)

BFA48sB-100 (100I, 100I)