ASTM A216 WCB Pneumatic Butterfly Valve, DN50-DN1000, PN10-PN25

Name: ASTM A216 WCB Pneumatic Butterfly Valve.
Size: DN50-DN1000.
Working Pressure: PN10-PN25.
Body, disc: Carbon Steel ASTM A216 WCB.
Valve stem: SS 304 or SS 316L.
Applicable temperature: ≤200℃ or ≤425℃.    
Butterfly sealing surface: SS 304+PTFE.        
Filler: Flexible Graphite or PTFE.

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