butterfly valve exploded view

butterfly valve exploded view

PARTS LIST AND MATERIAL SPECIFICATION

NO.Part nameMaterial
1BodyASTM A536 65-45-12, WCB, CF8M
2DiscASTM A536 65-45-12 Nylon coated, CF8, CF8M, 2507, 1.4462
3SeatEPDM,NBR,FRM.PTFE
4StemSS420,SS431
5Lower StemSS420,SS431
6RetalnerNylon for DN50-DN300, SS304 for DN350-DN2000
7BearingRPTFE with Graphite on I.D.
8Weather sealNBR
9NutsStainless steel
10PlugSteel galvanized for DN50-DN300, Cover plate for

DN350-DN2000 material same as body with SS304 bolts

11ScrewSS304