Concentric butterfly valve , Seriese 13, vulcanized EPDM seat , PN25 . Working pressure 25 bar. Test pressure for seal 27.5bar, Test for shell 37.5 bar.
Ductile iron epoxy coated disc, gear operator.
Concentric butterfly valve , Seriese 13, vulcanized EPDM seat , PN25 . Working pressure 25 bar. Test pressure for seal 27.5bar, Test for shell 37.5 bar.
Ductile iron epoxy coated disc, gear operator.
