Stainless steel 1.4581, from DN 80 from heat-resistant cast steel 1.7357
Valve plate made of 1.4986, DN80 and larger plug made of 1.4922
DISCO check valve
Optional elastic seals (EPDM, FPM, PTFE) and special springs from 5 to 3000 mbar are possible.
Optional designs are possible.