Standardfeatures

n Die-forged valve body,

cast or as a welded steel design

n Available with flange and butt weld ends

n Bolted or pressure sealing bonnet

n Pneumatic or hydraulic actuator for safe closing

Pressure andtemperature ratings

n Pressure rating up to 250 bar

n Temperaturerating up to 600 °C

Materials

n 1.0619+N n 1.0425 n 1.5415 n 1.7335 n 1.7383

1. persta-640-dj-dn-50-800-pn-40-250-freewheel-swing-check-valve-714322.pdf