Body & Cover: Ductile Iron EN-GJS-500-7 (GGG50)
Disc: Ductile Iron EN-GJS-500-7 (GGG50) + EPDM or
Brass
Seal: Brass/EPDM or Brass/Brass
Shaft: Stainless steel 410
Bolts and nuts: Carbon steel galvanized 8.8
Lever: Carbon steel
Counterweigtht: Ductile Iron EN-GJS-500-7 (GGG50)
Connection: Flanged PN10/PN16
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