JIS F 7409 16K SCS16 Immaculata Steel Screw Down Check Globe Valvesmarine Screw Down Globum Valvae Valvae etiam vocatur ut valvae marinae SDNR, valvae marinae sistenda valvae, globus marinus non reuturnus valvae, globus marinus valvae reprimuntur..etc.Function: aperta/claudo fistulae systematis et ne medium flowback.Design Standard: JIS F7409-1996
JIS F 7409 Bronze 16K Screw Down Check Globe Valvesmarine Screw Down Globum Valvae Valvae etiam appellatur sicut valvae marinae SDNR, valvae marinae sistenda valvae, globus marinus non valvae returnae, globus marinus valvae reprehendo...etc.Function: aperta/clausa systematis fistulae et ne medium fluat.