Body: Ductile Iron EN- GJS- 500- 7;
Bonnet: Ductile Iron EN- GJS- 500- 7;
Wedge: Ductile Iron or Brass Coated NBR /EPDM EN 681-1;
Wedge Nut: Copper Alloy;
Stem: Stainless Steel X20 Cr13, AISI304/316/431;
Bonnet Gasket: NBR /EPDM EN 681-1;
O-Ring: EPDM/NBR;
HandWheel: Ductile Iron EN- GJS- 500- 7;
Coating: FEB powder epoxy