Swing Check Valve with BW

Swing check valves are designed for installation on the outlet side of steam turbines.These fast closing,nonreturn valves protect the turbine from the back flow of steam or water,which may severely damage the turbine blases. The standard swing check valve design features butt-weld ends.Flanged end valves are also available Specification: -Nomial Diameters:150mm~600mm;6NPS~24NPS -Pressure Class:PN10/16/25/40/64/100;ASME B150/300/600 -Temperature Range:Steam up to 500°C Feaures: -gravity closing -Chromium steel disc plate -Stainless steel seal fully integrated to the valve body seal protected from flow -Operation:free swinging or with pneumatic closing assistant Advantages: -Anti-blowout shaft design -no sealing friction -no packing friction -low pressure loss by lost motion coupling -high temperature compatibility -inherently fire-safe -low operation torques -compact robust construction -low maintenance -top entry mounting port -field repairable Options: -free-swinging design -pneumatic spring return actuator as closing assistance -welding flanges -duct for condense water release -operation:pneumatic closing assisted