General Description:
Pressure seal bonnet valves (PSB Valves) are designed for high temperature, high pressure, services mainly encountered in nuclear and fossil fuel power plant. Compare with bolted bonnet valves, CONNEX pressure seal valves are less complicated and can provide absolute excellent seal service with minimum maintenance.
Design Standard:
Basic Design: |
BS 1868, API 6D, ASME B16.34 |
Face-Face Dimension: |
ASME B16.10 |
End Connection: |
ASME B16.5, ASME B16.47, MSS SP-44, ASME B16.25 |
Test: |
API 598, BS 6755 |
Products Range:
Size: |
2" ~ 24" |
Rating: |
ANSI 600lb ~ 2500lb |
Body Materials: |
Carbon Steel, Chromium Moly Alloy Steel (WCB, WCC,
WC6, WC9, C5, C12, C12A ,etc.) |
Trim: |
Per API 600 |
Operation: |
N/A |
Design Feature: |
Application: |
Stellited seating surface |
Refinery |
Optional piston type disc with spring loaded |
Petrochemical |
Absolute bonnet joint leak proof |
Power plant |
Optional by-pass design |
General Industry |
Optional Pneumatic operated for quick shut off within 1 second |
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