Besa - Safety valve
249-CR-H2-Liquids-DN 1" x 1"1/2-GAS M/F-do=10 mm Set press.: 280 bar(g) Suitable to discharge WATER@35°C Overpressure 10% / Blowdown 20% Body-Inlet/Seat : St.St 420 Body Outlet/Bonnet/cap ASTM A216WCB Spindle in st.st 316L, Disc St.St 420,Metal Tightness, Spring in Alloy Steel Closed Bonnet ,Closed cap Without lever Design Conditions Temp. -10/+150°c Press. In/out 389.5/63 Single weight 3 ***fully interchangeable with s/n 15-9-6