DIN Butterfly Valve

DIN Butterfly valve Parts Material:
Text: GG25
Stem: 2Cr13/ss304/ss316/carbon steel
Disc: Ductile iron, SS304,SS316
GASKET: NBR,PTFE,EPDM, PTFE
SEAT: NBR,EPDM,PTFE,RPTFE
Packing: NBR,PTFE,EPDM, PTFE Handle: ASTM A536 65-45-12