Safety valve for steam services

ASME Volume I
Size£º1 1/2" -6"
Pressure£º£¨300 ¡«2500£©lb
Temperature£º¡« +520¡ãC
Features£º
(1)Adopts backpressure regulation mechanism, use the stream at the inlet to provide backpressure. The backpressure is adjustable, this assures the blowdown pressure be constant.
(2)Valve seat and valve body are integrally welded, this assures the safe operation under high temperature and high pressure conditions.
(3)The inlet and outlet use flanges, easy to mantle and dismantle.
(4)Good guiding mechanism assures quick and reliable operation of the safety valve.
(5)Valve materials selected can work normally under high temperature conditions.

Customer Reference
No.1 Chemical Plant of Daqing Petrochemical Corp., Jinxi Natural Gas Plant, Ethylene Plant of Jinxi Petrochemical Corp., No.1 Chemical Plant of Yanshan Petrochemical Corp., No.1 Chemical Plant of Shanghai Petrochemical Corp., Ethylene Plant of Shanghai Petrochemical Corp., Ethylene Plant of Maoming Petrochemical Corp., etc.
 
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