body GGG50 bonnet GGG50 PN16 ductile iron resilient seal socket gate valve
Major parts material
1.Body:GGG50
2.Disc:GGG50+EPDM/NBR
3.Stem nut:Brass
4.Stem:2CR13
5.Gasket:EPDM
6.Bolt:carbon steel
7.Bonnet:GGG50
8.Sealing ring:PTFE
9.Nut:brass
10.Cap:GGG50
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