Pressure reducing valve type 604 DN ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ single-seated relieved straightway valve KVS-value/cv value ^ m3/h / U.S. GALL/min, temperature max 250 øC outlet pressure to be controlled ^ bar flanges PN ^ acc to DIN ^ valve body made of ^ diaphragm housing steel-welded seat and cone made of CrNiMo-steel control by diaphragm made of EPDM control line connection EO 8