Ordinary Temperature
Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Rubber Seal
Unidirection
Industrial Usage, Water Industrial Usage, Household Usage
CE ISO Wras Acs
Cast Iron/Ductile Iron/Wcb/CF8m/CF8/Al-Bronze
1.4469/1.4529/Saf2205/2507/CF8/CF8m etc
NBR/EPDM/PTFE/Silicone etc
Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/F
En558; ISO5752; ANSI B16.10;API594
Plywood Case
DN50-DN1200