Saturday, July 1, 2017

Safety Valve

Safety Valve:


                    A safety valve is a valve that acts as a fail-safe in a thermal-hydraulics plant. An example of safety valve is a pressure relief valve (PRV), which automatically releases a substance from a boiler,pressure vessel or other system, when the pressure or temperature exceeds preset limits.Pilot-operated relief valves are a specialized type of pressure safety valve. 

Body Material:
                         Cast Steel, Stainless Steel, Cast Iron, Ductile Iron, Neodler Cast Iron,                                     Forged Steel,Brass, Bronze, Alloys, Titanium

End Connection:
                          Socket Weld, Butt Weld, Threaded, Flanged, Wafer, Solder

Operation:
                    Hand Operated, Liver Operated, Chain Operated, Gear operated, and                                    Actuated (Electric Actuator, Pneumatic Actuator, Hydraulic Actuator)

Pressure Class:
                        125#,150#,200#,300#,600#,800#,900#,1500#,2500#,3000#,
                       4500#,6000#PN 6,PN10,PN16,PN 20,PN 25,PN 40,PN 63,PN 100

Size:
                         1/4" to 12 “, DN 6 to DN 300

Specification:
                        API, ASTM, ANSI, DIN, JIS, BS



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