Pressure Seal Check Valve - PSB Check Valve
Pressure Seal Check Valve - PSB Check Valve

Pressure Seal Check Valve - PSB Check Valve

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.

Product Detail

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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