... 3" )-DN300 ( 12" ) PVC, FRPP,PP-R Butterfly Valve Gear Style with DIN, ANSI, JIS,CNS, From ( 3"--16 ... " ).DN80 - DN400 1. PVC Butterfly Valve ( Gear ) DIN ... Stainless Steel Stem #420 & EPDM Rubber.3. PVC Butterfly Valve ( Gear ) DIN, ANSI, JIS, CNS Standard ... Stainless Steel Stem #304 & EPDM Rubber.4. PVC Butterfly Valve ( Gear ) DIN, ANSI, JIS, CNS ...