-size:dn50~dn300
-connection standard:pn10/16, ansi150, din16, jis10k, 16k
-working temperature:-15~150℃
-working pressure:pn1.0~2.0
-body:ductile iron
-disc: wcb、ss304、ss316、polishing board
-seat:epdm, ptfe
-medium:strong acid, alkali, feed, etc
-operating:electric
ordering hotline:021-54150349